diff --git a/Makefile b/Makefile
index b923cd36..8f0a2388 100644
--- a/Makefile
+++ b/Makefile
@@ -5,11 +5,39 @@ SHELL := bash
 MAKEFLAGS += --warn-undefined-variables
 MAKEFLAGS += --no-builtin-rules
 
+GHC_VERSION := 9.4.8
+BIN_DIR := ./bin
+BINS := \
+  hbs2              \
+  hbs2-peer         \
+  hbs2-reposync     \
+  hbs2-keyman       \
+  git-remote-hbs2   \
+  git-hbs2          \
+
 ifeq ($(origin .RECIPEPREFIX), undefined)
   $(error This Make does not support .RECIPEPREFIX. Please use GNU Make 4.0 or later)
 endif
 .RECIPEPREFIX = >
 
+$(BIN_DIR):
+>	@mkdir -p $@
+
+.PHONY: symlinks
+symlinks: $(BIN_DIR)
+>	@mkdir -p $(BIN_DIR)
+>	@echo $(BIN_DIR)
+>	@for bin in $(BINS); do \
+>		path=`find dist-newstyle -type f -name $$bin -path "*$(GHC_VERSION)*" | head -n 1`; \
+>		if [ -n "$$path" ]; then \
+>			echo "Creating symlink for $$bin"; \
+>			ln -sf $$PWD/$$path $(BIN_DIR)/$$bin; \
+>		else \
+>			echo "Binary $$bin for GHC $(GHC_VERSION) not found"; \
+>		fi; \
+>	done
+
+
 .PHONY: build
 build:
 > nix develop -c cabal build all
@@ -21,3 +49,4 @@ test-core:
 .PHONY: test-raft
 test-raft:
 > nix develop -c ghcid -c 'cabal repl' raft-algo -T RaftAlgo.Proto.devTest
+
diff --git a/docs/devlog.md b/docs/devlog.md
index 5a684112..ee663673 100644
--- a/docs/devlog.md
+++ b/docs/devlog.md
@@ -1,10 +1,15 @@
+## 2024-02-06
+
+Новый формат репозиториев и реворк hbs2-git, статус - wip.
+
+
 ## 2023-11-03
 
 PR: hbs2-file-logger-strikes-again
   branch: fastpok-file-logger
   commit: aa391ccdb3684311ec04905d03d9d6e405427f81
   Теперь используется один LoggerSet для каждого LoggerType.
-  Это исправляет ошибку, из-за которой два логгера не могли писать 
+  Это исправляет ошибку, из-за которой два логгера не могли писать
   в один и тот же файл.
   Добавлена поддержка ANSI стилей.
 
diff --git a/examples/raft-algo/raft-algo.cabal b/examples/raft-algo/raft-algo.cabal
index 6413302e..5e3bf677 100644
--- a/examples/raft-algo/raft-algo.cabal
+++ b/examples/raft-algo/raft-algo.cabal
@@ -10,7 +10,7 @@ license-file:       LICENSE
 -- copyright:
 category:           Network
 build-type:         Simple
-extra-doc-files:    CHANGELOG.md
+-- extra-doc-files:    CHANGELOG.md
 -- extra-source-files:
 
 common warnings
diff --git a/examples/refchan-qblf/refchan-qblf.cabal b/examples/refchan-qblf/refchan-qblf.cabal
index bfe83452..b64e6573 100644
--- a/examples/refchan-qblf/refchan-qblf.cabal
+++ b/examples/refchan-qblf/refchan-qblf.cabal
@@ -10,7 +10,7 @@ license-file:       LICENSE
 -- copyright:
 category:           Network
 build-type:         Simple
-extra-doc-files:    CHANGELOG.md
+-- extra-doc-files:    CHANGELOG.md
 -- extra-source-files:
 
 common warnings
diff --git a/flake.lock b/flake.lock
index 48a3106b..b3c9df26 100644
--- a/flake.lock
+++ b/flake.lock
@@ -192,11 +192,11 @@
         "flake-utils": "flake-utils_4"
       },
       "locked": {
-        "lastModified": 1672412555,
-        "narHash": "sha256-Kaa8F7nQFR3KuS6Y9WRUxeJeZlp6CCubyrRfmiEsW4k=",
+        "lastModified": 1698938553,
+        "narHash": "sha256-oXpTKXioqFbl2mhhvpJIAvgNd+wYyv4ekI+YnJHEJ6s=",
         "owner": "ivanovs-4",
         "repo": "haskell-flake-utils",
-        "rev": "896219e5bde6efac72198550454e9dd9b5ed9ac9",
+        "rev": "19b273b5dc401a0a565e7f75cf50a593871b80c9",
         "type": "github"
       },
       "original": {
@@ -266,11 +266,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1697009197,
-        "narHash": "sha256-viVRhBTFT8fPJTb1N3brQIpFZnttmwo3JVKNuWRVc3s=",
+        "lastModified": 1707451808,
+        "narHash": "sha256-UwDBUNHNRsYKFJzyTMVMTF5qS4xeJlWoeyJf+6vvamU=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "01441e14af5e29c9d27ace398e6dd0b293e25a54",
+        "rev": "442d407992384ed9c0e6d352de75b69079904e4e",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index 387b57ce..cf45a0e2 100644
--- a/flake.nix
+++ b/flake.nix
@@ -95,7 +95,11 @@ outputs = { self, nixpkgs, haskell-flake-utils, ... }@inputs:
             ghcid
             cabal-install
             haskell-language-server
+            hoogle
             htags
+            text-icu
+            pkgs.icu72
+            pkgs.openssl
           ])
           ++
           [ pkgs.pkg-config
@@ -105,7 +109,8 @@ outputs = { self, nixpkgs, haskell-flake-utils, ... }@inputs:
         );
 
         shellHook = ''
-          export GIT_HASH="${self.rev or self.dirtyRev or "dirty"}"
+        export GIT_HASH="${self.rev or self.dirtyRev or "dirty"}"
+        export STAN_USE_DEFAULT_CONFIG=True
         '';
 
       };
diff --git a/hbs2-core/hbs2-core.cabal b/hbs2-core/hbs2-core.cabal
index 35e12416..be11de5a 100644
--- a/hbs2-core/hbs2-core.cabal
+++ b/hbs2-core/hbs2-core.cabal
@@ -10,7 +10,7 @@ license-file:       LICENSE
 -- copyright:
 category:           Network
 build-type:         Simple
-extra-doc-files:    CHANGELOG.md
+-- extra-doc-files:    CHANGELOG.md
 -- extra-source-files:
 
 common warnings
@@ -143,10 +143,12 @@ library
                     , HBS2.System.Logger.Simple
                     , HBS2.System.Logger.Simple.ANSI
                     , HBS2.System.Logger.Simple.Class
+                    , HBS2.System.Dir
                     , HBS2.Net.Dialog.Core
                     , HBS2.Net.Dialog.Client
                     , HBS2.Net.Dialog.Helpers.List
                     , HBS2.Net.Dialog.Helpers.Streaming
+                    , HBS2.Misc.PrettyStuff
                     , HBS2.Version
 
 
diff --git a/hbs2-core/lib/HBS2/Clock.hs b/hbs2-core/lib/HBS2/Clock.hs
index 9ab209d9..93d83a90 100644
--- a/hbs2-core/lib/HBS2/Clock.hs
+++ b/hbs2-core/lib/HBS2/Clock.hs
@@ -35,6 +35,16 @@ class IsTimeout a where
   toTimeSpec    :: Timeout a -> TimeSpec
   toTimeSpec x = fromNanoSecs (fromIntegral (toNanoSeconds x))
 
+class Expired timeout interval where
+  expired :: timeout -> interval -> Bool
+
+
+instance IsTimeout t => Expired (Timeout t) TimeSpec where
+  expired t ts = fromIntegral (toNanoSecs ts) > toNanoSeconds t
+
+-- expired :: IsTimeout t => Timeout 't -> TimeSpec -> Bool
+-- expired timeout ts = False
+
 toNominalDiffTime :: IsTimeout t => Timeout t -> NominalDiffTime
 toNominalDiffTime = fromRational . (/ (10^6)) . fromIntegral . toMicroSeconds
 
diff --git a/hbs2-core/lib/HBS2/Defaults.hs b/hbs2-core/lib/HBS2/Defaults.hs
index 933fd114..2d31a5d8 100644
--- a/hbs2-core/lib/HBS2/Defaults.hs
+++ b/hbs2-core/lib/HBS2/Defaults.hs
@@ -70,7 +70,7 @@ defBlockWipTimeout :: TimeSpec
 defBlockWipTimeout = defCookieTimeout
 
 defBlockInfoTimeout :: Timeout 'Seconds
-defBlockInfoTimeout = 20
+defBlockInfoTimeout = 2
 
 defBlockInfoTimeoutSpec :: TimeSpec
 defBlockInfoTimeoutSpec = toTimeSpec defBlockInfoTimeout
@@ -81,7 +81,7 @@ defBlockWaitMax = 60 :: Timeout 'Seconds
 
 -- how much time wait for block from peer?
 defChunkWaitMax :: Timeout 'Seconds
-defChunkWaitMax = 30  :: Timeout 'Seconds
+defChunkWaitMax = 10  :: Timeout 'Seconds
 
 defSweepTimeout :: Timeout 'Seconds
 defSweepTimeout = 60 -- FIXME: only for debug!
diff --git a/hbs2-core/lib/HBS2/Misc/PrettyStuff.hs b/hbs2-core/lib/HBS2/Misc/PrettyStuff.hs
new file mode 100644
index 00000000..bf5d7eff
--- /dev/null
+++ b/hbs2-core/lib/HBS2/Misc/PrettyStuff.hs
@@ -0,0 +1,29 @@
+module HBS2.Misc.PrettyStuff
+  ( module HBS2.Misc.PrettyStuff
+  , hPutDoc
+  ) where
+
+import Data.Text qualified as Text
+import Prettyprinter
+import Prettyprinter.Render.Terminal
+
+green :: Doc AnsiStyle -> Doc AnsiStyle
+green = annotate (color Green)
+
+yellow :: Doc AnsiStyle -> Doc AnsiStyle
+yellow = annotate (color Yellow)
+
+red :: Doc AnsiStyle -> Doc AnsiStyle
+red = annotate (color Red)
+
+blue :: Doc AnsiStyle -> Doc AnsiStyle
+blue = annotate (color Blue)
+
+section :: Doc ann
+section = line <> line
+
+toStringANSI :: Doc AnsiStyle -> String
+toStringANSI doc = Text.unpack $ renderStrict $ layoutPretty defaultLayoutOptions doc
+
+
+
diff --git a/hbs2-core/lib/HBS2/Net/Messaging/Encrypted/ByPass.hs b/hbs2-core/lib/HBS2/Net/Messaging/Encrypted/ByPass.hs
index 03a9da84..db80f3d9 100644
--- a/hbs2-core/lib/HBS2/Net/Messaging/Encrypted/ByPass.hs
+++ b/hbs2-core/lib/HBS2/Net/Messaging/Encrypted/ByPass.hs
@@ -303,7 +303,7 @@ instance (ForByPass e, Messaging w e ByteString)
         -- FIXME: check-code
         guard ( code == Just heySeed )
 
-        debug $ "HEY CODE:" <> parens (pretty code) <+> pretty orig
+        trace $ "HEY CODE:" <> parens (pretty code) <+> pretty orig
 
         guard (not (LBS.null hbs))
 
diff --git a/hbs2-core/lib/HBS2/Net/Proto/Notify.hs b/hbs2-core/lib/HBS2/Net/Proto/Notify.hs
index a4a90004..2821c01e 100644
--- a/hbs2-core/lib/HBS2/Net/Proto/Notify.hs
+++ b/hbs2-core/lib/HBS2/Net/Proto/Notify.hs
@@ -395,7 +395,7 @@ runNotifySink sink k action = do
   -- NOTE: run-notify-sink-cleanup
   --  если нас пристрелили --- попрощаться с NotifySink хотя бы
   let cleanup = do
-        trace $ "CLIENT: cleanip and exit" <+> pretty ha
+        trace $ "CLIENT: cleanup and exit" <+> pretty ha
         atomically $ writeTQueue (sinkPipeline sink) (NotifySinkBye ha)
         atomically $ modifyTVar (sinkNotify sink) (HashMap.delete ha)
         cancel w
diff --git a/hbs2-core/lib/HBS2/Prelude.hs b/hbs2-core/lib/HBS2/Prelude.hs
index a30eee1e..6e2ef3c7 100644
--- a/hbs2-core/lib/HBS2/Prelude.hs
+++ b/hbs2-core/lib/HBS2/Prelude.hs
@@ -19,6 +19,7 @@ module HBS2.Prelude
   , FromByteString(..)
   , Text.Text
   , (&), (<&>), for_, for
+  , HasErrorStatus(..), ErrorStatus(..), SomeError(..)
   ) where
 
 import Data.Typeable as X
@@ -96,6 +97,22 @@ instance Monad m => ToMPlus (MaybeT m) (Either x a) where
   toMPlus (Right x) = MaybeT $ pure (Just x)
 
 
+data ErrorStatus = Complete
+                 | HasIssuesButOkay
+                 | Failed
+                 | SNAFU
+                 | Unknown
+                 deriving stock (Eq,Ord,Show,Enum,Generic)
+
+class HasErrorStatus e where
+  getStatus :: e -> ErrorStatus
+
+-- instance {-# OVERLAPPABLE #-} HasErrorStatus e where
+--   getStatus _ = Unknown
+
+data SomeError = forall e . (Show e, HasErrorStatus e) =>
+  SomeError e
+
 asyncLinked :: MonadUnliftIO m => m a -> m (Async a)
 asyncLinked m = do
   l <- async m
diff --git a/hbs2-core/lib/HBS2/Storage/Operations/Missed.hs b/hbs2-core/lib/HBS2/Storage/Operations/Missed.hs
index 168d2f6b..5a9899f1 100644
--- a/hbs2-core/lib/HBS2/Storage/Operations/Missed.hs
+++ b/hbs2-core/lib/HBS2/Storage/Operations/Missed.hs
@@ -20,41 +20,8 @@ findMissedBlocks :: (MonadIO m) => AnyStorage -> HashRef -> m [HashRef]
 findMissedBlocks sto href = do
   -- TODO: limit-recursion-depth?
   -- TODO: cache-results-limit-calls-freq
-
   -- trace $ "findMissedBlocks" <+> pretty href
-
-  S.toList_ $ do
-
-    walkMerkle (fromHashRef href) (lift . getBlock sto) $ \(hr :: Either (Hash HbSync) [HashRef]) -> do
-      case hr of
-        -- FIXME: investigate-this-wtf
-        Left hx -> S.yield (HashRef hx)
-
-        Right (hrr :: [HashRef]) -> do
-          forM_ hrr $ \hx -> runMaybeT do
-              blk <- lift $ getBlock sto (fromHashRef hx)
-
-              unless (isJust blk) do
-                lift $ S.yield hx
-
-              maybe1 blk none $ \bs -> do
-                let w = tryDetect (fromHashRef hx) bs
-                r <- case w of
-                      Merkle{}    -> lift $ lift $ findMissedBlocks sto hx
-                      MerkleAnn t -> lift $ lift do
-                        -- FIXME: make-tail-recursive
-
-                        b0 <- case _mtaMeta t of
-                                AnnHashRef hm -> findMissedBlocks sto (HashRef hm)
-                                _ -> pure mempty
-
-                        b1 <- findMissedBlocks sto hx
-                        pure (b0 <> b1)
-
-                      _ -> pure mempty
-
-                lift $ mapM_ S.yield r
-
+  S.toList_ $ findMissedBlocks2 sto href
 
 findMissedBlocks2 :: (MonadIO m) => AnyStorage -> HashRef -> Stream (Of HashRef) m ()
 findMissedBlocks2 sto href = do
diff --git a/hbs2-core/lib/HBS2/System/Dir.hs b/hbs2-core/lib/HBS2/System/Dir.hs
new file mode 100644
index 00000000..093f4642
--- /dev/null
+++ b/hbs2-core/lib/HBS2/System/Dir.hs
@@ -0,0 +1,46 @@
+module HBS2.System.Dir
+  ( module HBS2.System.Dir
+  , module System.FilePath
+  , module System.FilePattern
+  , module UnliftIO
+  ) where
+
+import System.FilePath
+import System.FilePattern
+import System.Directory as D
+import UnliftIO hiding (try)
+
+
+data MkDirOpt = MkDirOptNone
+
+class HasMkDirOptions a where
+  mkdirOpts :: a -> [MkDirOpt]
+
+instance HasMkDirOptions FilePath where
+  mkdirOpts = mempty
+
+class ToFilePath a where
+  toFilePath :: a -> FilePath
+
+instance ToFilePath FilePath where
+  toFilePath = id
+
+mkdir :: (MonadIO m, ToFilePath a) => a -> m ()
+mkdir a = do
+  liftIO $ createDirectoryIfMissing True (toFilePath a)
+
+pwd :: MonadIO m => m FilePath
+pwd = liftIO D.getCurrentDirectory
+
+doesPathExist :: MonadIO m => FilePath -> m Bool
+doesPathExist = liftIO . D.doesPathExist
+
+canonicalizePath :: MonadIO m => FilePath -> m FilePath
+canonicalizePath = liftIO . D.canonicalizePath
+
+expandPath :: MonadIO m => FilePath -> m FilePath
+expandPath = liftIO . D.canonicalizePath
+
+doesDirectoryExist :: MonadIO m => FilePath -> m Bool
+doesDirectoryExist = liftIO . D.doesDirectoryExist
+
diff --git a/hbs2-core/lib/HBS2/System/Logger/Simple/ANSI.hs b/hbs2-core/lib/HBS2/System/Logger/Simple/ANSI.hs
index 4aa42bed..ae23fa2b 100644
--- a/hbs2-core/lib/HBS2/System/Logger/Simple/ANSI.hs
+++ b/hbs2-core/lib/HBS2/System/Logger/Simple/ANSI.hs
@@ -1,5 +1,5 @@
 {-# OPTIONS_GHC -fno-warn-orphans #-}
-module HBS2.System.Logger.Simple.ANSI 
+module HBS2.System.Logger.Simple.ANSI
   ( trace
   , debug
   , err
@@ -8,10 +8,14 @@ module HBS2.System.Logger.Simple.ANSI
   , info
   , AnsiStyle
   , ToLogStr(..)
+  , INFO,NOTICE,WARN,ERROR,DEBUG,TRACE
+  , setLogging,setLoggingOff
+  , toStderr,toStdout,logPrefix,defLog
   ) where
 
 import Prettyprinter.Render.Terminal
 import HBS2.System.Logger.Simple qualified as Logger
+import HBS2.System.Logger.Simple (INFO,NOTICE,WARN,ERROR,DEBUG,TRACE,setLoggingOff,setLogging,toStderr,toStdout,logPrefix,defLog)
 import Control.Monad.IO.Class
 import Prettyprinter
 import System.Log.FastLogger
@@ -35,4 +39,4 @@ info :: MonadIO m => Doc AnsiStyle -> m ()
 info = Logger.info @(Doc AnsiStyle)
 
 instance ToLogStr (Doc AnsiStyle) where
-  toLogStr = toLogStr . renderStrict . layoutPretty defaultLayoutOptions 
\ No newline at end of file
+  toLogStr = toLogStr . renderStrict . layoutPretty defaultLayoutOptions
diff --git a/hbs2-keyman/hbs2-keyman.cabal b/hbs2-keyman/hbs2-keyman.cabal
index 3bcd3618..817571af 100644
--- a/hbs2-keyman/hbs2-keyman.cabal
+++ b/hbs2-keyman/hbs2-keyman.cabal
@@ -10,7 +10,7 @@ maintainer:         dzuikov@gmail.com
 -- copyright:
 category:           Data
 build-type:         Simple
-extra-doc-files:    CHANGELOG.md
+-- extra-doc-files:    CHANGELOG.md
 -- extra-source-files:
 
 common warnings
diff --git a/hbs2-peer/app/BlockDownload.hs b/hbs2-peer/app/BlockDownload.hs
index 974036e1..8fe90f5d 100644
--- a/hbs2-peer/app/BlockDownload.hs
+++ b/hbs2-peer/app/BlockDownload.hs
@@ -28,68 +28,23 @@ import PeerInfo
 import Brains
 import DownloadMon
 
-import Control.Concurrent.Async
-import Control.Concurrent.STM
-import Control.Concurrent.STM.TSem
+import Control.Concurrent.STM qualified as STM
+import Control.Monad.Trans.Cont
 import Control.Monad.Reader
 import Control.Monad.Trans.Maybe
-import Data.ByteString.Lazy (ByteString)
-import Data.ByteString.Lazy qualified as LBS
 import Data.Cache qualified as Cache
-import Data.Foldable hiding (find)
+import Data.HashMap.Strict (HashMap)
 import Data.HashMap.Strict qualified as HashMap
-import Data.HashSet (HashSet)
-import Data.HashSet qualified as HashSet
-import Data.IntMap (IntMap)
 import Data.IntMap qualified as IntMap
 import Data.IntSet qualified as IntSet
-import Data.List qualified as List
 import Data.Maybe
 import Lens.Micro.Platform
-import System.Random (randomRIO)
-import System.Random.Shuffle (shuffleM)
 import Codec.Serialise
+import Data.Hashable
+import System.Random.Shuffle (shuffleM)
+import Control.Concurrent (getNumCapabilities)
 
-getBlockForDownload :: forall e m . (MonadIO m, IsPeerAddr e m, MyPeer e, HasStorage m)
-                     => Peer e
-                     -> BlockDownloadM e m (Maybe (Hash HbSync))
-
-getBlockForDownload peer = do
-  pa <- lift $ toPeerAddr peer
-  tinq <- asks (view blockInQ)
-  brains <- asks (view downloadBrains)
-  prop <- asks (view blockProposed)
-
-  sto <- lift getStorage
-
-  inq <- liftIO $ readTVarIO tinq
-  -- let size = HashMap.size inq
-
-  let allBlks = HashMap.keys inq
-
-  hs' <- forM allBlks $ \blk -> do
-          here <- liftIO $ hasBlock sto blk <&> isJust
-          newOne <- shouldDownloadBlock @e brains peer blk
-
-          if not here && newOne then do
-            pure $ Just blk
-          else do
-            po <- shouldPostponeBlock @e brains blk
-
-            when po do
-              postponeBlock blk
-
-            pure Nothing
-
-  let hs = catMaybes hs'
-  let size = length hs
-
-  if size == 0 then do
-    pure Nothing
-  else do
-    i <- randomRIO (0, size - 1)
-    let blk = HashMap.keys inq !! i
-    pure $ Just blk
+import UnliftIO
 
 
 processBlock :: forall e m . ( MonadIO m
@@ -253,9 +208,9 @@ downloadFromWithPeer peer thisBkSize h = do
   rtt <- medianPeerRTT pinfo <&> fmap ( (/1e9) . realToFrac )
                              <&> fromMaybe defChunkWaitMax
 
-  let w = 4 * rtt * realToFrac (length bursts)
+  let w = 4 * rtt * 256 -- realToFrac (length bursts)
 
-  let burstTime = max defChunkWaitMax $ realToFrac w :: Timeout 'Seconds
+  let burstTime = min defChunkWaitMax $ realToFrac w :: Timeout 'Seconds
 
   trace $ "BURST TIME" <+> pretty burstTime
 
@@ -272,7 +227,7 @@ downloadFromWithPeer peer thisBkSize h = do
       Just (i,chunksN) -> do
         let req = BlockGetChunks h chusz (fromIntegral i) (fromIntegral chunksN)
 
-        void $ liftIO $ atomically $ flushTQueue chuQ
+        void $ liftIO $ atomically $ STM.flushTQueue chuQ
 
         lift $ request peer (BlockChunks @e coo req)
 
@@ -283,7 +238,7 @@ downloadFromWithPeer peer thisBkSize h = do
                     m <- readTVar r
                     pure (j, IntMap.member j m)
 
-                let here = and $ fmap snd hc
+                let here = all snd hc
                 if here then do
                     pure here
 
@@ -291,9 +246,9 @@ downloadFromWithPeer peer thisBkSize h = do
                     pause rtt
                     zzz
 
-        void $ liftIO $ race ( pause (2 * rtt)  ) $ atomically do
+        void $ liftIO $ race ( pause (8 * rtt)  ) $ atomically do
                  void $ peekTQueue chuQ
-                 flushTQueue chuQ
+                 STM.flushTQueue chuQ
 
         catched <- waity <&> either id id
 
@@ -337,6 +292,7 @@ downloadFromWithPeer peer thisBkSize h = do
             trace $ "PROCESS BLOCK" <+> pretty coo <+> pretty h
             lift $ expire @e key
             void $ liftIO $ putBlock sto block
+            deleteBlockFromQ h
             onBlockDownloaded brains peer h
             void $ processBlock h
           else do
@@ -362,6 +318,7 @@ downloadFromWithPeer peer thisBkSize h = do
   trace $ "downloadFromWithPeer EXIT" <+> pretty coo
 
 
+
 instance HasPeerLocator e m => HasPeerLocator e (BlockDownloadM e m) where
   getPeerLocator = lift getPeerLocator
 
@@ -426,6 +383,45 @@ updatePeerInfo onError _ pinfo = do
       trimDown n s | IntSet.size s >= n = IntSet.deleteMax s
                    | otherwise       = s
 
+data ByFirst a b = ByFirst a b
+
+instance Eq a => Eq (ByFirst a b) where
+  (==) (ByFirst a _) (ByFirst b _) = a == b
+
+instance Hashable a => Hashable (ByFirst a b) where
+  hashWithSalt s (ByFirst a _) = hashWithSalt s a
+
+
+data DTask =
+  DTask
+  { _dtaskBlock     :: Hash HbSync
+  , _dtaskBlockSize :: Integer
+  }
+
+data DState e =
+  DState
+  { _dPeerInbox   :: TVar (HashMap (Peer e) (TBQueue DTask, [Async ()]))
+  }
+
+data PState =
+    PIdle
+  | PWork DTask
+  | PCheckPeer
+
+newDState :: forall e m . (MonadUnliftIO m, MyPeer e) => m (DState e)
+newDState = DState @e <$> newTVarIO mempty
+
+downloadOnBlockSize :: (MonadIO m, IsPeerAddr e m)
+                    => DownloadEnv e
+                    -> (Peer e, Hash HbSync, Maybe Integer)
+                    -> m ()
+
+downloadOnBlockSize denv (p,h,size) = do
+  maybe1 size none $ \s -> do
+    debug $ "GOT BLOCK SIZE" <+> pretty h
+    onBlockSize (_downloadBrains denv) p h s
+    atomically $ writeTVar (_blockInDirty denv) True
+
 blockDownloadLoop :: forall e  m . ( m ~ PeerM e IO
                                    ,  MonadIO m
                                    , Request e (BlockInfo e) m
@@ -455,158 +451,288 @@ blockDownloadLoop :: forall e  m . ( m ~ PeerM e IO
                   => DownloadEnv e -> m ()
 blockDownloadLoop env0 = do
 
+-- [dmz@minipig:~/w/hbs2]$ hbs2 cat 8is4yaZLi4sK3mPSS7Z9yrJK8dRXQyrcD54qe1GWi8qe | wc -c
+-- 1278173938
+
+   -- MiB       (RX Bytes/second)
+   -- 90.25 .....|.............||.....
+   -- 75.21 .....||||||..||||.|||.....
+   -- 60.17 ....||||||||||||||||||....
+   -- 45.13 ....||||||||||||||||||....
+   -- 30.08 ....|||||||||||||||||||...
+   -- 15.04 ::::|||||||||||||||||||:::
+   --     1     15   20   25   30   35
+
+   -- MiB       (RX Bytes/second)
+   -- 74.60 ......|||||..|||||||.|.|...
+   -- 62.17 ......||||||||||||||||||...
+   -- 49.74 ......||||||||||||||||||...
+   -- 37.30 ......|||||||||||||||||||..
+   -- 24.87 ......|||||||||||||||||||..
+   -- 12.43 :::::|||||||||||||||||||||:
+     --     1  10   15   20   25   30
+
+  -- FIXME: asap-fix-async-spawning
+
   e    <- ask
 
-  let blks = mempty
-
   pl <- getPeerLocator @e
 
+  sto <- getStorage
+
   pause @'Seconds 3.81
 
   let withAllStuff = withPeerM e . withDownload env0
 
-  -- FIXME: exception-handling
-  void $ liftIO $ async $ withPeerM e do
-    downloadMonLoop (view downloadMon env0)
+  flip runContT pure do
 
-  void $ liftIO $ async $ forever $ withPeerM e do
-    pause @'Seconds 30
+    -- FIXME: exception-handling
+    void $ ContT $ withAsync $ withPeerM e do
+      downloadMonLoop (view downloadMon env0)
+
+    void $ ContT $ withAsync $ forever $ withPeerM e do
+      pause @'Seconds 30
+
+      pee <- knownPeers @e pl
+      npi <- newPeerInfo
+
+      for_ pee $ \p -> do
+        pinfo <- fetch True npi (PeerInfoKey p) id
+        liftIO $ atomically $ writeTVar (view peerBurstMax pinfo) Nothing
+
+
+    void $ ContT $ withAsync $ forever $ withPeerM e do
+      pause @'Seconds 1.5
+
+      pee <- knownPeers @e pl
+      npi <- newPeerInfo
+
+      for_ pee $ \p -> do
+        pinfo <- fetch True npi (PeerInfoKey p) id
+        updatePeerInfo False p pinfo
+
+
+    void $ ContT $ withAsync $ withAllStuff do
+
+      brains <- asks (view downloadBrains)
+      q <- asks (view blockInQ)
+
+      let refs = liftIO $ readTVarIO q <&> HashMap.keys <&> fmap (,2)
+
+      polling (Polling 5 2.5) refs $ \h -> do
+        here <- hasBlock sto h <&> isJust
+
+        if here then do
+          deleteBlockFromQ h
+        else  do
+          po <- shouldPostponeBlock @e brains h
+          when po do
+            postponeBlock h
+
+    void $ ContT $ withAsync $ forever $ withAllStuff do
+      printDownloadStats
+
+    -- inQ <- asks (view blockInQ)
+    -- brains <- asks (view downloadBrains)
+
+    -- void $ ContT $ withAsync (withPeerM e (preRequestSizes brains rcache inQ))
+
+    state <- liftIO $ newDState @e
+
+    cores <- liftIO getNumCapabilities
+
+    -- FIXME: limit-cores-number
+    trace $ "!@!! CORES !!!!!" <+> pretty cores
+
+    let inboxCap = 200
+    sizeRq <- newTBQueueIO (10 * inboxCap)
+
+    void $ ContT $ withAsync $ withAllStuff $ forever do
+      req <- atomically (readTBQueue sizeRq)
+      withPeerM e $ broadCastMessage @e  req
+
+    void $ ContT $ withAsync $ withAllStuff $ forever do
+      q <- asks (view blockInQ)
+      dirty <- asks (view blockInDirty)
+      brains <- asks (view downloadBrains)
+
+      now <- liftIO getTimeCoarse
+
+      blocks <- readTVarIO q <&> HashMap.toList
+                     >>= liftIO . shuffleM
+
+      for_ blocks $ \(block, status) -> void $ runMaybeT do
+         sst <- readTVarIO (_bsState status)
+
+         case sst of
+           BlkNew -> do
+            trace $ "GOT NEW BLOCK" <+> pretty block
+            atomically $ do
+              full <- isFullTBQueue sizeRq
+              unless full do
+                writeTVar (_bsState status) (BlkSizeAsked now)
+                writeTBQueue sizeRq (GetBlockSize @e block)
+
+           BlkSizeAsked t0 -> do
+
+             trace $ "BLOCK WAIT SIZE" <+> pretty block
+
+             ss <- readTVarIO (_dPeerInbox state)
+
+             candidates' <- for (HashMap.toList ss) $ \(peer, inbox) -> do
+               pinfo <- withPeerM e $ find (PeerInfoKey peer) id
+
+               rtt  <-  runMaybeT (toMPlus pinfo >>= medianPeerRTT >>= toMPlus)
+                          <&> fmap (logBase 10 . realToFrac)
+
+               bs <- blockSize brains peer block
+
+               maybe1 bs (pure Nothing) $ \size -> do
+                 should <- shouldDownloadBlock @e brains peer block
+                 if not should
+                   then pure Nothing
+                 else do
+                   pure (Just (peer, size, inbox))
+
+             candidate <- liftIO $ shuffleM (catMaybes candidates') <&> headMay
+             -- candidate <- pure (catMaybes candidates') <&> headMay
+
+             forM_ candidate $ \(_, size, inbox) -> do
+               -- поток-читатель исчез, по таймауту, скорее всего. ДИХСН.
+               -- может, в лог написать.
+               void $ liftIO $ try @_ @SomeException $ atomically do
+                full <- isFullTBQueue (fst inbox)
+                unless full do
+                  writeTVar ( _bsState status) (BlkDownloadStarted now)
+                  writeTBQueue (fst inbox) (DTask block size)
+
+             when (isNothing candidate && expired defBlockInfoTimeout (now - t0) ) do
+                -- на самом деле можно считать, и отправлять блоки в отстой
+                atomically $ writeTVar (_bsState status) BlkNew
+
+           BlkDownloadStarted t0 | expired (600 :: Timeout 'Seconds) (now - t0) -> do
+             here <- liftIO $ hasBlock sto block <&> isJust
+             if here then do
+                lift $ deleteBlockFromQ block
+             else do
+                trace $ "BLOCK DOWNLOAD FAIL" <+> pretty block
+                atomically $ writeTVar (_bsState status) BlkNew
+
+           _ -> none
+
+      -- FIXME: normal-waiting-for-what?
+      -- тут надо как-то моднее ждать
+      void $ race (pause @'Seconds 1) $ atomically do
+        readTVar dirty >>= STM.check
+        writeTVar dirty False
 
-    pee <- knownPeers @e pl
     npi <- newPeerInfo
 
-    for_ pee $ \p -> do
-      pinfo <- fetch True npi (PeerInfoKey p) id
-      liftIO $ atomically $ writeTVar (view peerBurstMax pinfo) Nothing
+    lift $ withAllStuff do
+      brains <- asks (view downloadBrains)
+      dirty <-  asks (view blockInDirty)
+
+      let refs = withPeerM e (getKnownPeers @e <&> fmap (,60))
+
+      polling (Polling 5 60) refs $ \peer -> do
+        debug $ "SOME FUCKING PEER:" <+> pretty peer
+
+        -- ШАГ 1. Поллим пиров, создаём новых, если для них нет зареганой очереди
+        here <- readTVarIO (_dPeerInbox state) <&> HashMap.member peer
+
+        -- ШАГ 2. Создаём тред + инбокс если нету
+        unless here do
+          q <- newTBQueueIO inboxCap
+
+          ass <- replicateM cores $ async $ flip runContT pure do
+
+                   pinfo <- withPeerM e $ fetch True npi (PeerInfoKey peer) id
+
+                   let downFail = view peerDownloadFail pinfo
+                   let downBlk  = view peerDownloadedBlk pinfo
+
+                   void $ ContT $ bracket none $ const $ do
+                     atomically do
+                      m <- readTVar (_dPeerInbox state)
+                      let v =  HashMap.lookup peer m
+                      forM_ v (STM.flushTBQueue  . fst)
+                      writeTVar (_dPeerInbox state) (HashMap.delete peer m)
+
+                   -- pause @'Seconds 1
+                   flip fix PIdle $ \next -> \case
+                     PIdle -> do
+                        what <- liftIO do
+                                  r <- race (pause @'Seconds 60)
+                                            (try @_ @SomeException (atomically $ readTBQueue q))
+                                  case r of
+                                    Left _          -> pure (Left True)
+                                    Right (Left{})  -> pure (Left False)
+                                    Right (Right x) -> pure (Right x)
+
+                        case what of
+                          Left True -> next PCheckPeer
+                          Left False -> pure ()
+                          Right todo -> do
+                            next (PWork todo)
+
+                     PCheckPeer -> do
+                        debug $ "PEER CHECK" <+> pretty peer
+                        auth <- withPeerM e (find (KnownPeerKey peer) id <&> isJust)
+
+                        when auth do
+                          next PIdle
+
+                        debug "PEER FINISHING"
+
+                     PWork (DTask{..}) -> do
+                        debug $ "PEER IS WORKING"  <+> pretty peer <+> pretty _dtaskBlock
+
+                        let (p,h) = (peer, _dtaskBlock)
+
+                        onBlockDownloadAttempt brains peer h
+
+                        -- FIXME: ASAP-hardcode
+                        r <- liftIO $ race ( pause ( 10 :: Timeout 'Seconds) )
+                                          $ withPeerM e
+                                          $ withDownload env0
+                                          $ downloadFromWithPeer peer _dtaskBlockSize _dtaskBlock
+
+                        withPeerM e $ withDownload env0 do
+                          case r of
+                            Left{} -> do
+                              -- liftIO $ atomically $ modifyTVar downFail succ
+                              failedDownload p h
+                              atomically $ modifyTVar downFail succ
+                              debug $ "DOWNLOAD FAILED!" <+> pretty p <+> pretty h
+                              -- addDownload Nothing h
+
+                            Right{} -> do
+                              deleteBlockFromQ h
+                              liftIO $ atomically do
+                                writeTVar  downFail 0
+                                modifyTVar downBlk succ
+
+                              debug $ "DOWNLOAD SUCCEED" <+> pretty p <+> pretty h
+
+                        next PIdle
 
 
-  void $ liftIO $ async $ forever $ withPeerM e do
-    pause @'Seconds 1.5
-
-    pee <- knownPeers @e pl
-    npi <- newPeerInfo
-
-    for_ pee $ \p -> do
-      pinfo <- fetch True npi (PeerInfoKey p) id
-      updatePeerInfo False p pinfo
+          atomically $ modifyTVar (_dPeerInbox state) (HashMap.insert peer (q, ass))
 
 
-  void $ liftIO $ async $ forever $ withAllStuff do
-    pause @'Seconds 5 -- FIXME: put to defaults
-                      --        we need to show download stats
+  where
+      printDownloadStats = do
+        pause @'Seconds 5 -- FIXME: put to defaults
+                          --        we need to show download stats
 
-    wipNum  <- asks (view blockInQ) >>= liftIO . readTVarIO <&> HashMap.size
-    po <- postponedNum
+        q <- asks (view blockInQ)
 
-    notice $ "maintain blocks wip" <+> pretty wipNum
-                                   <+> "postponed"
-                                   <+> pretty po
-
-  busyPeers <- liftIO $ newTVarIO (mempty :: HashSet (Peer e))
-  released  <- liftIO newTQueueIO
-
-  npi <- newPeerInfo
-
-  liftIO $ withAllStuff do
-    brains <- asks (view downloadBrains)
-
-    fix \next -> do
-      wipNum  <- asks (view blockInQ) >>= liftIO . readTVarIO <&> HashMap.size
-
-      when (wipNum == 0) do
-        pause @'Seconds 1
-        next
-
-      allPips <- lift $ getKnownPeers @e
-
-      onKnownPeers brains allPips
-
-      pips <- flip filterM allPips $
-                \p -> liftIO do
-                 busy <- readTVarIO busyPeers <&> HashSet.member p
-                 pure $ not busy
-
-      when (List.null pips) do
-        void $ liftIO $ race (pause @'Seconds 5) $ do
-          trace "ALL PEERS BUSY"
-          void $ liftIO $ atomically $ do
-            p <- readTQueue released
-            ps <- flushTQueue released
-            for_ (p:ps) $ \x -> do
-              modifyTVar busyPeers (HashSet.delete x)
-        next
-
-      for_ pips $ \p -> do
-        h0 <- getBlockForDownload p
-
-        -- trace $ "getBlockForDownload" <+> pretty p <+> pretty h0
-
-        -- FIXME: busyloop-when-no-block-for-peer
-        maybe1 h0 (pure ()) $ \h -> do
-
-          liftIO $ atomically $ do
-            modifyTVar busyPeers (HashSet.insert p)
-
-          void $ liftIO $ async $ withAllStuff do
-
-            -- trace $ "start downloading shit" <+> pretty p <+> pretty h
-
-            lift $ onBlockDownloadAttempt brains p h
-
-            pinfo <- lift $ fetch True npi (PeerInfoKey p) id
-            size' <- blockSize brains p h
-
-            esize <- case size' of
-              Nothing -> do
-                doBlockSizeRequest p h
-
-              Just s  -> pure (Right (Just s))
-
-            case esize of
-              Left{}         -> pure ()
-              Right Nothing  -> do
-                let downMiss = view peerDownloadMiss pinfo
-                liftIO $ atomically $ modifyTVar downMiss succ
-
-              Right (Just size) -> do
-                -- trace $ "BLOCK SIZE" <+> pretty p <+> pretty h <+> pretty size
-                let downFail = view peerDownloadFail pinfo
-                let downBlk  = view peerDownloadedBlk pinfo
-
-                r <- liftIO $ race ( pause defBlockWaitMax )
-                                $ withAllStuff
-                                $ downloadFromWithPeer p size h
-
-                liftIO $ atomically $ writeTQueue released p
-
-                case r of
-                  Left{} -> do
-                    liftIO $ atomically $ modifyTVar downFail succ
-                    failedDownload p h
-
-                  Right{} -> do
-                    onBlockDownloaded brains p h
-                    liftIO $ withAllStuff $ processBlock h
-                    liftIO $ atomically do
-                      writeTVar  downFail 0
-                      modifyTVar downBlk succ
-
-            -- trace $ "exit download thread" <+> pretty p <+> pretty h
-            liftIO $ atomically $ writeTQueue released p
-
-      next
-
-  withDownload env0 do
-
-    mapM_ processBlock blks
-
-    proposed <- asks (view blockProposed)
-
-    void $ liftIO $ async $ forever do
-      pause @'Seconds 20
-      -- debug "block download loop. does not do anything"
-      liftIO $ Cache.purgeExpired proposed
+        wipNum  <- liftIO (readTVarIO q) <&> HashMap.size
+        po <- postponedNum
 
+        notice $ "maintain blocks wip" <+> pretty wipNum
+                                       <+> "postponed"
+                                       <+> pretty po
 
 postponedLoop :: forall e m . ( MyPeer e
                               , Sessions e (KnownPeer e) m
@@ -676,7 +802,7 @@ doBlockSizeRequest peer h = do
     liftIO $ race ( pause defBlockInfoTimeout )
                   ( atomically $ do
                      s <- readTQueue q
-                     void $ flushTQueue q
+                     void $ STM.flushTQueue q
                      pure s
                   )
 
diff --git a/hbs2-peer/app/Brains.hs b/hbs2-peer/app/Brains.hs
index 98da6611..908fc528 100644
--- a/hbs2-peer/app/Brains.hs
+++ b/hbs2-peer/app/Brains.hs
@@ -23,6 +23,7 @@ import HBS2.System.Logger.Simple
 import PeerConfig
 
 import Control.Concurrent.STM
+import Control.Applicative
 import Control.Exception
 import Control.Monad
 import Control.Monad.Reader
@@ -77,6 +78,8 @@ data BasicBrains e =
   , _brainsDb           :: Connection
   , _brainsPipeline     :: TQueue (IO ())
   , _brainsCommit       :: TQueue CommitCmd
+  , _brainsDelDownload  :: TQueue (Hash HbSync)
+  , _brainsSizeCache    :: Cache (Peer e, Hash HbSync) Integer
   }
 
 makeLenses 'BasicBrains
@@ -132,12 +135,8 @@ instance ( Hashable (Peer e)
     commitNow br True
 
   onBlockSize b p h size = do
+    liftIO $ Cache.insert (_brainsSizeCache b) (p,h) size
     updateOP b $ insertSize b p h size
-    commitNow b True
-    -- FIXME: wait-till-really-commited
-    -- sz <- liftIO $ selectBlockSize b p h
-    -- trace $ "BRAINS: onBlockSize" <+> pretty p <+> pretty h <+> pretty sz
-    pure ()
 
   onBlockDownloadAttempt b peer h = do
     -- trace $ "BRAINS: onBlockDownloadAttempt" <+> pretty peer <+> pretty h
@@ -151,9 +150,11 @@ instance ( Hashable (Peer e)
 
   onBlockDownloaded b p h = do
     -- trace $ "BRAINS: onBlockDownloaded" <+> pretty p <+> pretty h
-    cleanupPostponed b h
+    -- cleanupPostponed b h
     updateOP b do
       insertPeer b h p
+      atomically $ writeTQueue (_brainsDelDownload b) h
+      -- deleteDownload b (HashRef h)
 
   onBlockPostponed b h  = do
     -- trace $ "BRAINS: onBlockPostponed" <+> pretty h
@@ -202,7 +203,9 @@ instance ( Hashable (Peer e)
     pure $ mapMaybe fromStringMay r
 
   blockSize b p h = do
-    liftIO $ selectBlockSize b p h
+    let cs = view brainsSizeCache b
+    found <- liftIO $ Cache.lookup cs (p,h)
+    maybe (liftIO $ selectBlockSize b p h) (pure . Just) found
 
   isReflogProcessed b h = do
     liftIO $ selectReflogProcessed b h
@@ -570,7 +573,7 @@ SAVEPOINT zzz1;
 
 DELETE FROM ancestors WHERE strftime('%s','now') - strftime('%s', ts) > 600;
 DELETE FROM seenby WHERE strftime('%s','now') - strftime('%s', ts) > 600;
-DELETE FROM blocksize WHERE strftime('%s','now') - strftime('%s', ts) > 300;
+DELETE FROM blocksize WHERE strftime('%s','now') - strftime('%s', ts) > 1200;
 DELETE FROM statedb.pexinfo where seen <  datetime('now', '-7 days');
 DELETE FROM seen where ts < datetime('now');
 
@@ -851,6 +854,8 @@ newBasicBrains cfg = liftIO do
               <*> pure conn
               <*> newTQueueIO
               <*> newTQueueIO
+              <*> newTQueueIO
+              <*> Cache.newCache (Just (toTimeSpec (1200:: Timeout 'Seconds)))
 
 runBasicBrains :: forall e m . ( e ~ L4Proto
                                , MonadUnliftIO m
@@ -865,12 +870,13 @@ runBasicBrains cfg brains = do
 
   let pip = view brainsPipeline brains
   let expire = view brainsExpire brains
+  let sizes = view brainsSizeCache brains
   let commit = view brainsCommit brains
 
   -- FIXME: async-error-handling
   void $ liftIO $ async $ forever do
 
-    ewaiters <- race (pause @'Seconds 5) $ do
+    ewaiters <- race (pause @'Seconds 10) $ do
       atomically $ do
         c  <- readTQueue commit
         cs <- flushTQueue commit
@@ -884,9 +890,15 @@ runBasicBrains cfg brains = do
     transactional brains (sequence_ (w:ws))
     sequence_ waiters
 
-  void $ liftIO $ async $ forever do
-    pause @'Seconds 60
-    updateOP brains (cleanupHashes brains)
+  void $ liftIO $ async do
+      del <- liftIO $ atomically $ flushTQueue (_brainsDelDownload brains)
+      forever do
+        pause @'Seconds 60
+
+        updateOP brains (cleanupHashes brains)
+
+        for_ del $ \d -> do
+          delDownload @e brains (HashRef d)
 
   trace "runBasicBrains init"
 
@@ -897,7 +909,7 @@ runBasicBrains cfg brains = do
        ] )
 
   void $ async $ do
-    -- pause @'Seconds 5
+    pause @'Seconds 10
     forM_ polls $ \(t,mi,x) -> do
       trace $ "BRAINS: poll" <+> pretty t <+> pretty (AsBase58 x) <+> pretty mi
       updateOP brains $ do
@@ -907,14 +919,24 @@ runBasicBrains cfg brains = do
           values (?,?,?)
           on conflict do update set interval = excluded.interval
           |] (show $ pretty (AsBase58 x), show $ pretty t, mi)
-      commitNow brains True
+      -- commitNow brains True
 
   void $ forever do
-    pause @'Seconds 15
+    pause @'Seconds 20
     ee <- liftIO $ Cache.toList expire
     let eee = [ h | (h,_,Just{}) <- ee ]
     forM_ eee $ \h -> do
       cleanupPostponed brains h
+
     liftIO $ Cache.purgeExpired expire
+    liftIO $ Cache.purgeExpired sizes
+
+    del <- liftIO $ atomically $ flushTQueue (_brainsDelDownload brains)
+    for_ del $ \d -> do
+      delDownload @e brains (HashRef d)
+
+
+
+
 
 
diff --git a/hbs2-peer/app/DownloadMon.hs b/hbs2-peer/app/DownloadMon.hs
index 5288958b..a4e28065 100644
--- a/hbs2-peer/app/DownloadMon.hs
+++ b/hbs2-peer/app/DownloadMon.hs
@@ -28,9 +28,9 @@ downloadMonLoop env = do
   debug "I'm a download monitor"
 
   -- FIXME: timeout-hardcodes
-  let refs = readTVarIO (view downloads env) <&> HashMap.keys <&> fmap (,2)
+  let refs = readTVarIO (view downloads env) <&> HashMap.keys <&> fmap (,10)
 
-  polling (Polling 2.5 1) refs $ \ref -> do
+  polling (Polling 2.5 2) refs $ \ref -> do
     debug $ "DownloadMon. check" <+> pretty ref
     done <- checkDownloaded ref
     when done do
diff --git a/hbs2-peer/app/PeerInfo.hs b/hbs2-peer/app/PeerInfo.hs
index 9e2c7e4a..b6fcbe39 100644
--- a/hbs2-peer/app/PeerInfo.hs
+++ b/hbs2-peer/app/PeerInfo.hs
@@ -60,7 +60,7 @@ medianPeerRTT pinfo = do
   pure $ median rttBuffer
 
 rttBufferCapacity :: Int
-rttBufferCapacity = 10
+rttBufferCapacity = 1024
 
 -- | New values are added to the head of the list, old values are discarded when the list is full.
 insertRTT :: MonadIO m => Integer -> TVar [Integer] -> m ()
diff --git a/hbs2-peer/app/PeerMain.hs b/hbs2-peer/app/PeerMain.hs
index b668c216..76f266af 100644
--- a/hbs2-peer/app/PeerMain.hs
+++ b/hbs2-peer/app/PeerMain.hs
@@ -646,7 +646,7 @@ runPeer opts = Exception.handle (\e -> myException e
   let tcpProbeWait    = runReader (cfgValue @PeerTcpProbeWaitKey) syn
                           & fromInteger @(Timeout 'Seconds) . fromMaybe 300
 
-  let downloadThreadNum = runReader (cfgValue @PeerDownloadThreadKey) syn & fromMaybe 2
+  -- let downloadThreadNum = runReader (cfgValue @PeerDownloadThreadKey) syn & fromMaybe 1
 
   let useSocks5  = runReader (cfgValue @PeerTcpSOCKS5) syn
 
@@ -1025,8 +1025,7 @@ runPeer opts = Exception.handle (\e -> myException e
 
                 peerThread "pexLoop" (pexLoop @e brains tcp)
 
-                replicateM_ downloadThreadNum do
-                  peerThread "blockDownloadLoop" (blockDownloadLoop denv)
+                peerThread "blockDownloadLoop" (blockDownloadLoop denv)
 
                 peerThread "blockDownloadQ" (downloadQueue conf (SomeBrains brains) denv)
 
@@ -1042,7 +1041,7 @@ runPeer opts = Exception.handle (\e -> myException e
 
                 peerThread "all protos" do
                   runProto @e
-                    [ makeResponse (blockSizeProto blk dontHandle onNoBlock)
+                    [ makeResponse (blockSizeProto blk (downloadOnBlockSize denv) onNoBlock)
                     , makeResponse (blockChunksProto adapter)
                     , makeResponse blockAnnounceProto
                     , makeResponse (withCredentials @e pc . peerHandShakeProto hshakeAdapter penv)
diff --git a/hbs2-peer/app/PeerTypes.hs b/hbs2-peer/app/PeerTypes.hs
index f87c4491..ad3a1d28 100644
--- a/hbs2-peer/app/PeerTypes.hs
+++ b/hbs2-peer/app/PeerTypes.hs
@@ -15,7 +15,6 @@ import HBS2.Clock
 import HBS2.Data.Types.SignedBox
 import HBS2.Data.Types.Peer
 import HBS2.Data.Types.Refs
-import HBS2.Data.Detect
 import HBS2.Defaults
 import HBS2.Events
 import HBS2.Hash
@@ -38,8 +37,6 @@ import Brains
 import PeerConfig
 
 import Prelude hiding (log)
-import Data.Foldable (for_)
-import Control.Concurrent.Async
 import Control.Monad.Reader
 import Control.Monad.Writer qualified as W
 import Data.ByteString.Lazy (ByteString)
@@ -56,15 +53,12 @@ import Data.IntMap (IntMap)
 import Data.IntSet (IntSet)
 import Data.Text qualified as Text
 import Data.Text.Encoding qualified as TE
-import Data.Heap qualified as Heap
-import Data.Heap (Entry(..))
-import Data.Time.Clock
 import Data.Word
-import Data.List qualified as List
 import Data.Set qualified as Set
 import Data.Set (Set)
 
 import UnliftIO.STM
+import UnliftIO
 
 import Streaming.Prelude qualified as S
 
@@ -163,6 +157,7 @@ instance Expires (EventKey e (DownloadReq e)) where
 
 type DownloadFromPeerStuff e m = ( MyPeer e
                                  , MonadIO m
+                                 , MonadUnliftIO m
                                  , ForSignedBox e
                                  , Request e (BlockInfo e) m
                                  , Request e (BlockChunks e) m
@@ -215,12 +210,16 @@ newtype instance SessionKey e (BlockChunks e) =
 deriving newtype instance Hashable (SessionKey L4Proto (BlockChunks L4Proto))
 deriving stock instance Eq (SessionKey L4Proto (BlockChunks L4Proto))
 
+data BlkS =
+    BlkNew
+  | BlkSizeAsked       TimeSpec
+  | BlkDownloadStarted TimeSpec
+
 data BlockState =
   BlockState
-  { _bsStart         :: TimeSpec
-  , _bsReqSizeTimes  :: TVar Int
-  , _bsLastSeen      :: TVar TimeSpec
-  , _bsHasSize       :: TVar Bool
+  { _bsStart  :: TimeSpec
+  , _bsWip    :: Maybe TimeSpec
+  , _bsState  :: TVar BlkS
   }
 
 makeLenses 'BlockState
@@ -246,8 +245,11 @@ downloadMonAdd env h whenDone = do
 
 data DownloadEnv e =
   DownloadEnv
-  { _blockInQ       :: TVar   (HashMap (Hash HbSync) ())
-  , _blockPostponed :: TVar   (HashMap (Hash HbSync) () )
+  { _blockInQ       :: TVar (HashMap (Hash HbSync) BlockState)
+  , _blockInDirty   :: TVar Bool
+     -- FIXME: trim!!
+  , _blockSizeCache :: TVar (HashMap (Hash HbSync) (HashMap (Peer e) Integer))
+  , _blockPostponed :: TVar (HashMap (Hash HbSync) () )
   , _blockPostponedTo :: Cache  (Hash HbSync) ()
   , _blockDelayTo   :: TQueue (Hash HbSync)
   , _blockProposed  :: Cache (Hash HbSync, Peer e) ()
@@ -261,6 +263,8 @@ makeLenses 'DownloadEnv
 newDownloadEnv :: (MonadIO m, MyPeer e, HasBrains e brains) => brains -> m (DownloadEnv e)
 newDownloadEnv brains = liftIO do
   DownloadEnv <$> newTVarIO mempty
+              <*> newTVarIO False
+              <*> newTVarIO mempty
               <*> newTVarIO mempty
               <*> Cache.newCache (Just defBlockBanTime)
               <*> newTQueueIO
@@ -274,6 +278,7 @@ newtype BlockDownloadM e m a =
                    , Applicative
                    , Monad
                    , MonadIO
+                   , MonadUnliftIO
                    , MonadReader (DownloadEnv e)
                    , MonadTrans
                    )
@@ -308,14 +313,22 @@ addDownload :: forall e m . ( DownloadConstr e m
 addDownload mbh h = do
 
   tinq <- asks (view blockInQ)
+  dirty <- asks (view blockInDirty)
   brains <- asks (view downloadBrains)
   here <- isBlockHereCached h
 
   if here then do
     removeFromWip h
   else do
+    newBlock <- BlockState
+                  <$> liftIO getTimeCoarse
+                  <*> pure Nothing
+                  <*> liftIO (newTVarIO BlkNew)
+
     claimBlockCameFrom @e brains mbh h
-    liftIO $ atomically $ modifyTVar tinq $ HashMap.insert h ()
+    liftIO $ atomically $ do
+      modifyTVar tinq $ HashMap.insert h newBlock
+      writeTVar dirty True
 
 postponedNum :: forall e  m . (MyPeer e, MonadIO m) => BlockDownloadM e m Int
 postponedNum = do
@@ -333,6 +346,16 @@ delayLittleBit h = do
   q <- asks (view blockDelayTo)
   liftIO $ atomically $ writeTQueue q h
 
+deleteBlockFromQ :: MonadIO m => Hash HbSync -> BlockDownloadM e m ()
+deleteBlockFromQ h = do
+  inq <- asks (view blockInQ)
+  po  <- asks (view blockPostponed)
+  ca  <- asks (view blockSizeCache)
+  liftIO $ atomically $ modifyTVar' inq (HashMap.delete h)
+  liftIO $ atomically $ modifyTVar' po (HashMap.delete h)
+  liftIO $ atomically $ modifyTVar' po (HashMap.delete h)
+  liftIO $ atomically $ modifyTVar' ca (HashMap.delete h)
+
 postponeBlock :: forall e  m . (MyPeer e, MonadIO m) => Hash HbSync -> BlockDownloadM e m ()
 postponeBlock h = do
 
@@ -484,7 +507,7 @@ checkDownloaded :: forall m . (MonadIO m, HasStorage m) => HashRef -> m Bool
 checkDownloaded hr = do
   sto <- getStorage
 
-  missed <- findMissedBlocks sto hr
+  missed <- S.head_ $ findMissedBlocks2 sto hr
 
   pure $ null missed
 
diff --git a/hbs2-peer/hbs2-peer.cabal b/hbs2-peer/hbs2-peer.cabal
index 58fa9d31..ee446081 100644
--- a/hbs2-peer/hbs2-peer.cabal
+++ b/hbs2-peer/hbs2-peer.cabal
@@ -10,7 +10,7 @@ license-file:       LICENSE
 -- copyright:
 category:           Network
 build-type:         Simple
-extra-doc-files:    CHANGELOG.md
+-- extra-doc-files:    CHANGELOG.md
 -- extra-source-files:
 
 common warnings
@@ -57,6 +57,7 @@ common common-deps
         , time
         , timeit
         , transformers
+        , typed-process
         , uniplate
         , unordered-containers
         , vector
@@ -89,7 +90,7 @@ common shared-properties
         -- -fno-warn-unused-binds
         -threaded
         -rtsopts
-        "-with-rtsopts=-N4 -A64m -AL256m -I0 -T"
+        "-with-rtsopts=-N -A64m -AL256m -I0 -T"
 
 
   default-language:    Haskell2010
@@ -148,6 +149,7 @@ library
       HBS2.Peer.RPC.Client.StorageClient
       HBS2.Peer.RPC.Internal.Storage
       HBS2.Peer.RPC.Internal.Types
+      HBS2.Peer.CLI.Detect
 
     other-modules:
 
diff --git a/hbs2-share/src/HBS2/Peer/CLI/Detect.hs b/hbs2-peer/lib/HBS2/Peer/CLI/Detect.hs
similarity index 100%
rename from hbs2-share/src/HBS2/Peer/CLI/Detect.hs
rename to hbs2-peer/lib/HBS2/Peer/CLI/Detect.hs
diff --git a/hbs2-qblf/hbs2-qblf.cabal b/hbs2-qblf/hbs2-qblf.cabal
index 70b179ac..5b04bb5e 100644
--- a/hbs2-qblf/hbs2-qblf.cabal
+++ b/hbs2-qblf/hbs2-qblf.cabal
@@ -10,7 +10,7 @@ maintainer:         dzuikov@gmail.com
 -- copyright:
 category:           Network
 build-type:         Simple
-extra-doc-files:    CHANGELOG.md
+-- extra-doc-files:    CHANGELOG.md
 -- extra-source-files:
 
 common shared-properties
diff --git a/hbs2-share/hbs2-share.cabal b/hbs2-share/hbs2-share.cabal
index 46e70bbe..cc105825 100644
--- a/hbs2-share/hbs2-share.cabal
+++ b/hbs2-share/hbs2-share.cabal
@@ -10,7 +10,7 @@ maintainer:         dzuikov@gmail.com
 -- copyright:
 category:           System
 build-type:         Simple
-extra-doc-files:    CHANGELOG.md
+-- extra-doc-files:    CHANGELOG.md
 -- extra-source-files:
 
 common shared-properties
@@ -96,7 +96,6 @@ library
       HBS2.Share.MetaData
 
     other-modules:
-      HBS2.Peer.CLI.Detect
 
     -- other-modules:
     -- other-extensions:
diff --git a/hbs2-storage-simple/hbs2-storage-simple.cabal b/hbs2-storage-simple/hbs2-storage-simple.cabal
index c331fb2b..027dfb4f 100644
--- a/hbs2-storage-simple/hbs2-storage-simple.cabal
+++ b/hbs2-storage-simple/hbs2-storage-simple.cabal
@@ -10,7 +10,7 @@ license-file:       LICENSE
 -- copyright:
 category:           Database
 build-type:         Simple
-extra-doc-files:    CHANGELOG.md
+-- extra-doc-files:    CHANGELOG.md
 -- extra-source-files:
 
 common shared-properties
diff --git a/hbs2-tests/hbs2-tests.cabal b/hbs2-tests/hbs2-tests.cabal
index ba9793ba..784edb2d 100644
--- a/hbs2-tests/hbs2-tests.cabal
+++ b/hbs2-tests/hbs2-tests.cabal
@@ -10,7 +10,7 @@ license-file:       LICENSE
 -- copyright:
 category:           Network
 build-type:         Simple
-extra-doc-files:    CHANGELOG.md
+-- extra-doc-files:    CHANGELOG.md
 -- extra-source-files:
 
 common warnings
@@ -945,6 +945,7 @@ executable test-playground
         , unliftio
         , unordered-containers
         , resourcet
+        , text-icu >= 0.8.0.3
 
 
 executable  test-repo-export
@@ -981,11 +982,12 @@ executable  test-repo-export
         , temporary
         , unliftio
         , unordered-containers
-        , bloomfilter >=2.0.1.2
         , timeit
         , memory
         , deepseq
         , xxhash-ffi
+        , optparse-generic
+        , interpolatedstring-perl6
 
 
 
diff --git a/hbs2-tests/repo-export/RepoExportMain.hs b/hbs2-tests/repo-export/RepoExportMain.hs
index ced13b51..cc9a2e1e 100644
--- a/hbs2-tests/repo-export/RepoExportMain.hs
+++ b/hbs2-tests/repo-export/RepoExportMain.hs
@@ -29,34 +29,14 @@ import Data.ByteString.Lazy (ByteString)
 import Codec.Serialise
 import Data.Maybe
 import Data.HashSet qualified as HS
+import Data.Vector qualified as V
+import Data.Vector ((!))
+import Data.HashSet (HashSet)
+import Data.HashSet qualified as HashSet
 
-import Data.ByteArray.Hash (SipHash(..), SipKey(..))
-import Data.ByteArray.Hash qualified as BA
+import Text.InterpolatedString.Perl6 (qc)
 
-import System.TimeIt
-
--- import Data.BloomFilter.Easy qualified as B
-import Data.BloomFilter qualified as B
-import Data.BloomFilter.Easy qualified as B
-import Data.BloomFilter.Hash qualified as B
-import Control.Concurrent.STM (flushTQueue)
-import Control.DeepSeq (deepseq)
-import Data.Bits
-import Data.HashMap.Strict (HashMap)
-import Data.HashMap.Strict qualified as HashMap
-import Data.Word
-import Data.Bits
-
-import Data.Vector.Mutable qualified as V
-import Data.IntMap qualified as IntMap
-import Data.IntMap (IntMap)
-
-import Data.Hashable
-import Data.Digest.XXHash.FFI
-
-import Streaming.Prelude qualified as S
-
--- import Control.Concurrent.BloomFilter qualified as U
+import Options.Generic
 
 data RPCEndpoints =
   RPCEndpoints
@@ -102,130 +82,113 @@ runWithRPC action = do
   void $ waitAnyCatchCancel [messaging, c1]
 
 
+data CLI = CLI { nThreads :: Maybe Int }
+  deriving (Generic)
+
+instance ParseRecord CLI
 
-doAlter :: (Bits a1, Integral a2, Num a1) => a2 -> Maybe a1 -> Maybe a1
-doAlter j = \case
-  Nothing -> Just (setBit 0 (fromIntegral j))
-  Just x  -> Just (setBit x (fromIntegral j))
-{-# INLINE doAlter #-}
 
 main :: IO ()
 main = do
-  ls <- LBS8.readFile "input.txt" <&> LBS8.lines
+  bs <- gitRunCommand [qc|git cat-file --batch-check='%(objectname)'  --batch-all-object --unordered --buffer|]
+          >>= orThrowUser "oopsie"
+  let ls = LBS8.lines bs -- & HashSet.fromList
+  print $ length ls
 
-  z <- newIORef 0
-
-  let (sz, hn) = B.suggestSizing 5000000 0.01
-
-  let bloom = B.fromList (\s -> [ xxh32 (LBS.toStrict s) x | x <- [1 .. fromIntegral hn] ]) sz ls
-  -- let bloom = B.fromList (\s -> [ xxh32 (LBS.toStrict s) x | x <- [1 .. fromIntegral 2] ]) sz ls
-  -- let bloom = B.fromList (\s -> [ fromIntegral (hashWithSalt x ls) | x <- [1 .. hn] ]) sz ls
-
-  print $ B.length bloom
-
-  -- v <- V.new @_ @Word8 (sz `div` 8)
-
-  -- thm <- newIORef (HashMap.empty @Word64 @Word64)
-  -- thi <- newIORef (IntMap.empty @Word64)
-  -- tvm <- newTVarIO (HashMap.empty @Word64 @Word64)
-
-  -- tq <- newTQueueIO
-
-  -- haha <- for ls $ \s -> do
-  --   let hashes = [ xxh32 s x `mod` fromIntegral sz | x <- [1 .. 7] ]
-  --   vals <- for hashes $ \h -> do
-               -- let (w,b) = h `divMod` 64
-               -- pure (w, setBit 0 (fromIntegral b) :: Word64)
-  --   pure $ HashMap.fromListWith (.|.) vals
-
-  -- let result = HashMap.unions haha
-
-  -- print $ length result
-
-    -- for_ hashes $ \i -> do
-    --   let (w,b) = i `divMod` 64
-    --   pure
-    --   pure ()
-
-    -- atomically $ mapM_ (writeTQueue tq) hashes
-
-  -- print "FUCK!"
-
-  -- pure ()
-  --     modifyIORef thm (HashMap.alter (doAlter j) (fromIntegral i))
-
-  -- w <- readIORef z
-  -- print w
-
-  -- let bloom = B.easyList 0.01 ls
-
-  -- print $ B.length bloom
-
-  --dir <- findGitDir "." >>= orThrowUser "not a git dir"
-
-  --flip runContT pure do
-
-  --  o <- gitListAllObjects
-
-  --  ep <- ContT runWithRPC
-
-  --  let sto = StorageClient (rpcStorage ep)
-
-  --  cat <- startGitCatFile
-
-  --  -- h <- gitGetHash "HEAD" >>= orThrowUser "wtf1"
-  --  -- rvl <- gitRevList Nothing h
-  --  --
-
-  --  items <- for o $ \(a,GitHash b) -> do
-  --             pure b
-
-  --  liftIO $ print $ "bloom params" <+> pretty (B.suggestSizing (length items) 0.01)
-
-  --  timeItNamed (show $ "build bloom filter" <+> pretty (length items)) do
-  --    let bloom = B.easyList 0.01 items
-
-  --    liftIO $ print $ "bloom filter size" <+> pretty (B.length bloom) <> line
-  --                       <> "data size" <+> pretty (LBS.length (serialise items))
-
-  --  timeItNamed  "calc siphashes" do
-
-  --    let w = 67108864
-  --    tvm  <- newTVarIO (HashMap.empty @Word64 @Bool)
-  --    -- q <- newTQueueIO
-
-  --    for_ items $ \it -> do
-  --      for_ (B.cheapHashes 7 it) $ \hx -> do
-  --        let k = fromIntegral (hx `mod` w)
-  --        atomically $ modifyTVar tvm (HashMap.insert k True)
+main1 :: IO ()
+main1 = do
+  dir <- findGitDir "." >>= orThrowUser "not a git dir"
 
 
-  --    wtf <- liftIO $ readTVarIO tvm
-  --    liftIO $ print $ length wtf
+  let hrs = [ "A9Y5k28STYMg2XGUA5xwpAU3CcQg3Fh5j56E4v1QYV7A"
+            , "BZuMNqPy1vpxev4H5yKJ4TjTHrZ5HAqPzxDM1ZN74XY2"
+            , "Bs2jEFJTSQnY7z5nActjBBanCEWSYnbzUzC41xhhHwtX"
+            , "2rZxtNqi8haDEhQkVd2v1ddSfDub9bMH4BB9tgwqvxCF"
+            , "Fe1cLjj9BPqHcLowTNwZvHkwT7tAL7dywBocdN3VYeMn"
+            ] :: [HashRef]
 
-      -- liftIO $ print $ LBS.length $ serialise bloom
+  let pt = toPTree (MaxSize 256) (MaxNum 256) hrs
+
+  root <- makeMerkle 0 pt $ \(hx,_,bss) -> do
+            liftIO $ print $ "block:" <+> pretty hx
+
+  print $ pretty root
+  error "stop"
+
+  (CLI mn) <- getRecord  "export git repo"
+
+  let n = fromMaybe 1 mn
+
+  flip runContT pure do
+
+    o <- gitListAllObjects
+
+    ep <- ContT runWithRPC
+
+    let sto = StorageClient (rpcStorage ep)
+
+    ou <- newTQueueIO
+
+    qqs <- V.fromList <$> replicateM n newTQueueIO
+
+    w <- liftIO $ async do
+           for_ (zip [0..] o) $ \(i,x) -> do
+            let j = i `mod` V.length qqs
+            atomically $ writeTQueue (qqs ! j) (Just x)
+           for_ qqs $ \q -> do
+             atomically $ writeTQueue q Nothing
+
+    ws <- liftIO $ for (V.toList qqs) $ \q -> async do
+            cat <- startGitCatFile
+            fix \next -> do
+              e <- atomically $ readTQueue q
+              case e of
+                Nothing -> pure ()
+                Just (_,h)  -> do
+                  void $ runMaybeT do
+                    GitObject t lbs <- toMPlus =<< gitReadFromCatFileBatch cat h
+                    atomically $ writeTQueue ou (t, h, LBS.length lbs)
+                  next
+
+    wou <- liftIO $ async do
+             fix \next -> do
+               r <- atomically $ readTQueue ou
+               print $ pretty r
+               next
+
+    mapM_ wait (w:ws)
+
+    cancel wou
+
+    -- for_ [q1, q2] -> do
+
+    -- cat2 <- startGitCatFile
+
+    -- h <- gitGetHash "HEAD" >>= orThrowUser "wtf1"
+    -- rvl <- gitRevList Nothing h
 
     -- liftIO do
-    --   allShit' <- for  o $ \r@(o,h) -> runMaybeT do
-    --     GitObject t lbs <- toMPlus =<< gitReadFromCatFileBatch cat h
-    --     liftIO $ print $ pretty (t, h)
-    --     ght <- writeAsMerkle sto lbs
+    --   for_  o $ \r@(o,h) -> runMaybeT do
+    --     pure ()
+        -- GitObject t lbs <- toMPlus =<< gitReadFromCatFileBatch cat h
+        -- liftIO $ print $ pretty (t, h, LBS.length lbs)
+        -- ght <- writeAsMerkle sto lbs
 
-    --     tt <- getBlock sto ght
-    --                >>= toMPlus
-    --                >>= orThrowUser "FUCK" . (deserialiseOrFail @(MTree [HashRef]))
+        -- tt <- getBlock sto ght
+        --            >>= toMPlus
+        --            >>= orThrowUser "FUCK" . (deserialiseOrFail @(MTree [HashRef]))
 
-    --     let txt = fromString (show $ pretty t)
-    --     let ann = MTreeAnn (ShortMetadata txt) NullEncryption tt
-    --     putBlock sto (serialise ann) >>= toMPlus
+        -- let txt = fromString (show $ pretty t)
+        -- let ann = MTreeAnn (ShortMetadata txt) NullEncryption tt
+        -- putBlock sto (serialise ann) >>= toMPlus
 
-    --   let pt = HS.fromList (HashRef <$> catMaybes allShit')
-    --             & HS.toList
-    --             & toPTree (MaxSize 256) (MaxNum 256)
+      -- let pt = HS.fromList (HashRef <$> catMaybes allShit')
+        --         & HS.toList
+        --         & toPTree (MaxSize 256) (MaxNum 256)
 
-    --   ht <- makeMerkle 0 pt $ \(_,_,bss) -> do
-    --           void $ putBlock sto bss
+      -- ht <- makeMerkle 0 pt $ \(_,_,bss) -> do
+        --       void $ putBlock sto bss
 
-    --   print $ pretty (HashRef ht)
+      -- print $ pretty (HashRef ht)
 
 
diff --git a/hbs2/hbs2.cabal b/hbs2/hbs2.cabal
index 6d2ef0e5..eb427680 100644
--- a/hbs2/hbs2.cabal
+++ b/hbs2/hbs2.cabal
@@ -10,7 +10,7 @@ license-file:       LICENSE
 -- copyright:
 category:           Network
 build-type:         Simple
-extra-doc-files:    CHANGELOG.md
+-- extra-doc-files:    CHANGELOG.md
 -- extra-source-files:
 
 
diff --git a/nix/peer/flake.lock b/nix/peer/flake.lock
index 714dc8cc..ed7f90d2 100644
--- a/nix/peer/flake.lock
+++ b/nix/peer/flake.lock
@@ -1,16 +1,38 @@
 {
   "nodes": {
+    "db-pipe": {
+      "inputs": {
+        "haskell-flake-utils": "haskell-flake-utils",
+        "nixpkgs": [
+          "hbs2",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1700834043,
+        "narHash": "sha256-VDExjkJ2maIP+Baw5V3fhmRtJ4nHpQV/Fxg1H8g69ME=",
+        "ref": "refs/heads/master",
+        "rev": "6050d7949f390c4717293d1d410123439e0fda67",
+        "revCount": 6,
+        "type": "git",
+        "url": "https://git.hbs2.net/5xrwbTzzweS9yeJQnrrUY9gQJfhJf84pbyHhF2MMmSft"
+      },
+      "original": {
+        "type": "git",
+        "url": "https://git.hbs2.net/5xrwbTzzweS9yeJQnrrUY9gQJfhJf84pbyHhF2MMmSft"
+      }
+    },
     "extra-container": {
       "inputs": {
         "flake-utils": "flake-utils",
         "nixpkgs": "nixpkgs"
       },
       "locked": {
-        "lastModified": 1678566036,
-        "narHash": "sha256-dq+gCYplCTkbHOH1ERCzuTnwY/RvwMyw/kijPy7C3vE=",
+        "lastModified": 1699821751,
+        "narHash": "sha256-UlId5jvJFmkVcKpn0oZ2VTvWAc/mZy6butRZGk73xXM=",
         "owner": "erikarvstedt",
         "repo": "extra-container",
-        "rev": "a4fe3227bf63bf8479938e1457ebe1c04fe51ef5",
+        "rev": "842912907bf189ef17a80ca09ba37b6bdfc76c49",
         "type": "github"
       },
       "original": {
@@ -21,7 +43,7 @@
     },
     "fixme": {
       "inputs": {
-        "haskell-flake-utils": "haskell-flake-utils",
+        "haskell-flake-utils": "haskell-flake-utils_2",
         "nixpkgs": [
           "hbs2",
           "nixpkgs"
@@ -29,26 +51,29 @@
         "suckless-conf": "suckless-conf"
       },
       "locked": {
-        "lastModified": 1679822846,
-        "narHash": "sha256-bXGorR8cLCVm3Cu7EcTUGNtaxPwqZH8zLrch7r/ST5c=",
-        "owner": "voidlizard",
-        "repo": "fixme",
-        "rev": "ff3faeeee860b2ed2edf6e69cec26e9b49b167a3",
-        "type": "github"
+        "lastModified": 1697356303,
+        "narHash": "sha256-hJbJZtx7gdcXaKL8n5J8b/eVyoYe9VxM+037ZK7q8Gw=",
+        "ref": "refs/heads/master",
+        "rev": "e9b1dcfd78dc766a2255a8125c14b24f0d728c0e",
+        "revCount": 139,
+        "type": "git",
+        "url": "https://git.hbs2.net/Fujv1Uy4W5d9Z7REEArMxbXSJ8nLLn4dYuvaAs8b86hr"
       },
       "original": {
-        "owner": "voidlizard",
-        "repo": "fixme",
-        "type": "github"
+        "type": "git",
+        "url": "https://git.hbs2.net/Fujv1Uy4W5d9Z7REEArMxbXSJ8nLLn4dYuvaAs8b86hr"
       }
     },
     "flake-utils": {
+      "inputs": {
+        "systems": "systems"
+      },
       "locked": {
-        "lastModified": 1667395993,
-        "narHash": "sha256-nuEHfE/LcWyuSWnS8t12N1wc105Qtau+/OdUAjtQ0rA=",
+        "lastModified": 1685518550,
+        "narHash": "sha256-o2d0KcvaXzTrPRIo0kOLV0/QXHhDQ5DTi+OxcjO8xqY=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "5aed5285a952e0b949eb3ba02c12fa4fcfef535f",
+        "rev": "a1720a10a6cfe8234c0e93907ffe81be440f4cef",
         "type": "github"
       },
       "original": {
@@ -132,16 +157,31 @@
         "type": "github"
       }
     },
+    "flake-utils_7": {
+      "locked": {
+        "lastModified": 1644229661,
+        "narHash": "sha256-1YdnJAsNy69bpcjuoKdOYQX0YxZBiCYZo4Twxerqv7k=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "3cecb5b042f7f209c56ffd8371b2711a290ec797",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
     "haskell-flake-utils": {
       "inputs": {
         "flake-utils": "flake-utils_2"
       },
       "locked": {
-        "lastModified": 1672412555,
-        "narHash": "sha256-Kaa8F7nQFR3KuS6Y9WRUxeJeZlp6CCubyrRfmiEsW4k=",
+        "lastModified": 1698938553,
+        "narHash": "sha256-oXpTKXioqFbl2mhhvpJIAvgNd+wYyv4ekI+YnJHEJ6s=",
         "owner": "ivanovs-4",
         "repo": "haskell-flake-utils",
-        "rev": "896219e5bde6efac72198550454e9dd9b5ed9ac9",
+        "rev": "19b273b5dc401a0a565e7f75cf50a593871b80c9",
         "type": "github"
       },
       "original": {
@@ -182,7 +222,6 @@
       },
       "original": {
         "owner": "ivanovs-4",
-        "ref": "master",
         "repo": "haskell-flake-utils",
         "type": "github"
       }
@@ -192,17 +231,17 @@
         "flake-utils": "flake-utils_5"
       },
       "locked": {
-        "lastModified": 1672412555,
-        "narHash": "sha256-Kaa8F7nQFR3KuS6Y9WRUxeJeZlp6CCubyrRfmiEsW4k=",
+        "lastModified": 1698938553,
+        "narHash": "sha256-oXpTKXioqFbl2mhhvpJIAvgNd+wYyv4ekI+YnJHEJ6s=",
         "owner": "ivanovs-4",
         "repo": "haskell-flake-utils",
-        "rev": "896219e5bde6efac72198550454e9dd9b5ed9ac9",
+        "rev": "19b273b5dc401a0a565e7f75cf50a593871b80c9",
         "type": "github"
       },
       "original": {
         "owner": "ivanovs-4",
+        "ref": "master",
         "repo": "haskell-flake-utils",
-        "rev": "896219e5bde6efac72198550454e9dd9b5ed9ac9",
         "type": "github"
       }
     },
@@ -218,6 +257,25 @@
         "rev": "896219e5bde6efac72198550454e9dd9b5ed9ac9",
         "type": "github"
       },
+      "original": {
+        "owner": "ivanovs-4",
+        "repo": "haskell-flake-utils",
+        "rev": "896219e5bde6efac72198550454e9dd9b5ed9ac9",
+        "type": "github"
+      }
+    },
+    "haskell-flake-utils_6": {
+      "inputs": {
+        "flake-utils": "flake-utils_7"
+      },
+      "locked": {
+        "lastModified": 1672412555,
+        "narHash": "sha256-Kaa8F7nQFR3KuS6Y9WRUxeJeZlp6CCubyrRfmiEsW4k=",
+        "owner": "ivanovs-4",
+        "repo": "haskell-flake-utils",
+        "rev": "896219e5bde6efac72198550454e9dd9b5ed9ac9",
+        "type": "github"
+      },
       "original": {
         "owner": "ivanovs-4",
         "repo": "haskell-flake-utils",
@@ -226,8 +284,9 @@
     },
     "hbs2": {
       "inputs": {
+        "db-pipe": "db-pipe",
         "fixme": "fixme",
-        "haskell-flake-utils": "haskell-flake-utils_3",
+        "haskell-flake-utils": "haskell-flake-utils_4",
         "hspup": "hspup",
         "nixpkgs": [
           "nixpkgs"
@@ -236,33 +295,31 @@
         "suckless-conf": "suckless-conf_2"
       },
       "locked": {
-        "lastModified": 1681115037,
-        "narHash": "sha256-CovUWmx6Pup3p/6zhIBAltJiUlh2ukFAI1P4U/vnXNw=",
-        "owner": "voidlizard",
-        "repo": "hbs2",
-        "rev": "21fb2d844076f8b380847854ebbd75cac57e3424",
-        "type": "github"
+        "lastModified": 1707584207,
+        "narHash": "sha256-y4JimRbs6Edfhh1UnJLdX1jrnfcTFmAU+h89ir23gno=",
+        "rev": "039d2bfefcd11f67ed957a71d650e877f8500611",
+        "revCount": 1062,
+        "type": "git",
+        "url": "http://git.hbs2/BTThPdHKF8XnEq4m6wzbKHKA6geLFK4ydYhBXAqBdHSP"
       },
       "original": {
-        "owner": "voidlizard",
-        "ref": "injecting-tcp",
-        "repo": "hbs2",
-        "type": "github"
+        "rev": "039d2bfefcd11f67ed957a71d650e877f8500611",
+        "type": "git",
+        "url": "http://git.hbs2/BTThPdHKF8XnEq4m6wzbKHKA6geLFK4ydYhBXAqBdHSP"
       }
     },
     "home-manager": {
       "inputs": {
         "nixpkgs": [
           "nixpkgs"
-        ],
-        "utils": "utils"
+        ]
       },
       "locked": {
-        "lastModified": 1679394816,
-        "narHash": "sha256-1V1esJt2YAxsKmRuGuB62RF5vhDAVFDvJXVNhtEO22A=",
+        "lastModified": 1707467182,
+        "narHash": "sha256-/Bw/xgCXfj4nXDd8Xq+r1kaorfsYkkomMf5w5MpsDyA=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "e386ec640e16dc91120977285cb8c72c77078164",
+        "rev": "5b9156fa9a8b8beba917b8f9adbfd27bf63e16af",
         "type": "github"
       },
       "original": {
@@ -273,7 +330,7 @@
     },
     "hspup": {
       "inputs": {
-        "haskell-flake-utils": "haskell-flake-utils_4",
+        "haskell-flake-utils": "haskell-flake-utils_5",
         "nixpkgs": [
           "hbs2",
           "nixpkgs"
@@ -295,42 +352,27 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1669833724,
-        "narHash": "sha256-/HEZNyGbnQecrgJnfE8d0WC5c1xuPSD2LUpB6YXlg4c=",
+        "lastModified": 1685566663,
+        "narHash": "sha256-btHN1czJ6rzteeCuE/PNrdssqYD2nIA4w48miQAFloM=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "4d2b37a84fad1091b9de401eb450aae66f1a741e",
+        "rev": "4ecab3273592f27479a583fb6d975d4aba3486fe",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "22.11",
+        "ref": "23.05",
         "repo": "nixpkgs",
         "type": "github"
       }
     },
     "nixpkgs_2": {
       "locked": {
-        "lastModified": 1675758091,
-        "narHash": "sha256-7gFSQbSVAFUHtGCNHPF7mPc5CcqDk9M2+inlVPZSneg=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "747927516efcb5e31ba03b7ff32f61f6d47e7d87",
-        "type": "github"
-      },
-      "original": {
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
-    "nixpkgs_3": {
-      "locked": {
-        "lastModified": 1679319606,
-        "narHash": "sha256-wyEMIZB6BnsmJWInEgDZu66hXVMGJEZFl5uDsn27f9M=",
+        "lastModified": 1707451808,
+        "narHash": "sha256-UwDBUNHNRsYKFJzyTMVMTF5qS4xeJlWoeyJf+6vvamU=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "8bc6945b1224a1cfa679d6801580b1054dba1a5c",
+        "rev": "442d407992384ed9c0e6d352de75b69079904e4e",
         "type": "github"
       },
       "original": {
@@ -345,7 +387,7 @@
         "extra-container": "extra-container",
         "hbs2": "hbs2",
         "home-manager": "home-manager",
-        "nixpkgs": "nixpkgs_3"
+        "nixpkgs": "nixpkgs_2"
       }
     },
     "saltine": {
@@ -367,15 +409,19 @@
     },
     "suckless-conf": {
       "inputs": {
-        "haskell-flake-utils": "haskell-flake-utils_2",
-        "nixpkgs": "nixpkgs_2"
+        "haskell-flake-utils": "haskell-flake-utils_3",
+        "nixpkgs": [
+          "hbs2",
+          "fixme",
+          "nixpkgs"
+        ]
       },
       "locked": {
-        "lastModified": 1679815688,
-        "narHash": "sha256-xLvIoeG5krM0CXfWRcwSgHGP7W8i8dsoKP5hUb182hE=",
+        "lastModified": 1697354514,
+        "narHash": "sha256-5doedGj2QU4vPuw1VZor1GGEJTxu0zFeO/PsybFIcn8=",
         "owner": "voidlizard",
         "repo": "suckless-conf",
-        "rev": "04c432681d3627f180a402674523736f409f964d",
+        "rev": "3f87278bc10ac4f14a6d9d2c75cbbed228509129",
         "type": "github"
       },
       "original": {
@@ -386,38 +432,38 @@
     },
     "suckless-conf_2": {
       "inputs": {
-        "haskell-flake-utils": "haskell-flake-utils_5",
+        "haskell-flake-utils": "haskell-flake-utils_6",
         "nixpkgs": [
           "hbs2",
           "nixpkgs"
         ]
       },
       "locked": {
-        "lastModified": 1679815688,
-        "narHash": "sha256-xLvIoeG5krM0CXfWRcwSgHGP7W8i8dsoKP5hUb182hE=",
-        "owner": "voidlizard",
-        "repo": "suckless-conf",
-        "rev": "04c432681d3627f180a402674523736f409f964d",
-        "type": "github"
+        "lastModified": 1704001322,
+        "narHash": "sha256-D7T/8wAg5J4KkRw0uB90w3+adY11aQaX7rjmQPXkkQc=",
+        "ref": "refs/heads/master",
+        "rev": "8cfc1272bb79ef6ad62ae6a625f21e239916d196",
+        "revCount": 28,
+        "type": "git",
+        "url": "https://git.hbs2.net/JAuk1UJzZfbDGKVazSQU5yYQ3NGfk4gVeZzBCduf5TgQ"
       },
       "original": {
-        "owner": "voidlizard",
-        "repo": "suckless-conf",
-        "type": "github"
+        "type": "git",
+        "url": "https://git.hbs2.net/JAuk1UJzZfbDGKVazSQU5yYQ3NGfk4gVeZzBCduf5TgQ"
       }
     },
-    "utils": {
+    "systems": {
       "locked": {
-        "lastModified": 1676283394,
-        "narHash": "sha256-XX2f9c3iySLCw54rJ/CZs+ZK6IQy7GXNY4nSOyu2QG4=",
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "rev": "3db36a8b464d0c4532ba1c7dda728f4576d6d073",
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
         "type": "github"
       },
       "original": {
-        "owner": "numtide",
-        "repo": "flake-utils",
+        "owner": "nix-systems",
+        "repo": "default",
         "type": "github"
       }
     }
diff --git a/nix/peer/flake.nix b/nix/peer/flake.nix
index b529c2ee..6c22664e 100644
--- a/nix/peer/flake.nix
+++ b/nix/peer/flake.nix
@@ -1,11 +1,12 @@
 # See how this flake is used in ./usage.sh
+# on host: sudo sysctl -w net.ipv4.ip_forward=1
 {
   description = "hbs2-container";
 
   inputs = {
     extra-container.url = "github:erikarvstedt/extra-container";
     nixpkgs.url = "github:nixos/nixpkgs/nixpkgs-unstable";
-    hbs2.url = "github:voidlizard/hbs2/injecting-tcp";
+    hbs2.url = "git+http://git.hbs2/BTThPdHKF8XnEq4m6wzbKHKA6geLFK4ydYhBXAqBdHSP?rev=039d2bfefcd11f67ed957a71d650e877f8500611";
     hbs2.inputs.nixpkgs.follows = "nixpkgs";
 
     home-manager.url = "github:nix-community/home-manager";
@@ -27,28 +28,68 @@
         # If unset, the nixpkgs input of extra-container flake is used
         nixpkgs = inputs.nixpkgs;
 
-        # home-manager.homeConfigurations = {
-        #   # FIXME replace with your username@hostname
-        #   "root@minipig" = home-manager.lib.homeManagerConfiguration {
-        #     pkgs = nixpkgs.legacyPackages.x86_64-linux; # Home-manager requires 'pkgs' instance
-        #     extraSpecialArgs = { inherit inputs; }; # Pass flake inputs to our config
-        #     # > Our main home-manager configuration file <
-        #     modules = [ ./home/home.nix ];
-        #   };
-        # };
 
         # Set this to disable `nix run` support
         # addRunner = false;
 
         config = {
           containers.hbs2-test = {
-            extra.addressPrefix = "10.250.0";
+            extra = {
+              addressPrefix = "10.250.0";
+              exposeLocalhost = true;
+              firewallAllowHost = true;
+              enableWAN = true;
+            };
 
             config = { pkgs, ... }: {
 
+
+              imports = [
+                 home-manager.nixosModules.home-manager
+                 {
+                   home-manager.useGlobalPkgs = true;
+                   home-manager.useUserPackages = true;
+                   home-manager.users.hbs2 = {
+                      # import ./config/home.nix;
+                      home.stateVersion = "23.05";
+
+                      xdg.configFile = {
+                        ".hbs2-peer/config".text = ''
+;; hbs2-peer config file
+
+listen "0.0.0.0:7351"
+listen-tcp "0.0.0.0:10351"
+
+known-peer "10.250.0.1:7354"
+
+; edit path to a keyring file
+; key    "./key"
+key "./default.key"
+                        '';
+                      };
+                   };
+                   home-manager.extraSpecialArgs = {
+                                                     # inherit inputs;
+                                                   };
+                                                 }
+              ];
+
+
+              # settings.trusted-users = [ "root" "hbs2" ];
+
+
+              nix = {
+                package = pkgs.nixFlakes;
+                extraOptions = ''
+                  experimental-features = nix-command flakes
+                '';
+                #settings.trusted-users = [ "root" "dmz" ];
+              };
+
               users.users.hbs2 = {
                 isNormalUser = true;
                 home  = "/home/hbs2";
+                packages = with pkgs; [];
               };
 
               systemd.services.hello = {
@@ -99,10 +140,8 @@ http-port 5001
 key    "./key"
 storage  "/root/.local/share/hbs2"
 accept-block-announce *
-download-log "/tmp/download-log"
 bootstrap-dns "bootstrap.hbs2.net"
 known-peer "10.250.0.1:7354"
-known-peer "10.250.0.1:7351"
 
 ; poll reflog 1 "2YNGdnDBnciF1Kgmx1EZTjKUp1h5pvYAjrHoApbArpeX"