diff --git a/hbs2-core/lib/HBS2/Actors/ChunkWriter.hs b/hbs2-core/lib/HBS2/Actors/ChunkWriter.hs
index 3af1848a..de6db0e8 100644
--- a/hbs2-core/lib/HBS2/Actors/ChunkWriter.hs
+++ b/hbs2-core/lib/HBS2/Actors/ChunkWriter.hs
@@ -69,7 +69,7 @@ data ChunkWriter h m = forall a . ( MonadIO m
                                   ) =>
   ChunkWriter
   { stopped     :: TVar Bool
-  , pipeline    :: Pipeline m ()
+  , pipeline    :: Pipeline IO ()
   , dir         :: FilePath
   , storage     :: a
   , perBlock    :: TVar (HashMap FilePath [Handle -> IO ()])
@@ -78,15 +78,13 @@ data ChunkWriter h m = forall a . ( MonadIO m
 
 
 blocksInProcess :: MonadIO m => ChunkWriter h m -> m Int
-blocksInProcess cw = undefined
-  -- liftIO $ Cache.purgeExpired cache >> Cache.size cache
-  -- where
-  --  cache = perBlock cw
+blocksInProcess cw = do
+  liftIO $ readTVarIO (perBlock cw) <&> HashMap.size
 
 runChunkWriter :: forall h m . ( Eq (Hash h)
                                 , Hashable (Hash h)
                                 , MonadIO m )
-                => ChunkWriter h m -> m ()
+                => ChunkWriter h IO -> m ()
 
 runChunkWriter = runChunkWriter2
 
@@ -94,16 +92,17 @@ runChunkWriter = runChunkWriter2
 runChunkWriter2 :: forall h m . ( Eq (Hash h)
                                 , Hashable (Hash h)
                                 , MonadIO m )
-                => ChunkWriter h m -> m ()
+                => ChunkWriter h IO -> m ()
 
 runChunkWriter2 w = do
   liftIO $ createDirectoryIfMissing True ( dir w )
   let tv = perBlock w
-  fix \next -> do
-    keys <- liftIO $ readTVarIO tv <&> (L.take 20 . HashMap.keys)
-    liftIO $ forConcurrently_ keys $ \f -> flush w f
-    pause ( 1.00 :: Timeout 'Seconds)
-    next
+  liftIO $ runPipeline (pipeline w)
+  -- fix \next -> do
+  --   keys <- liftIO $ readTVarIO tv <&> (L.take 20 . HashMap.keys)
+  --   liftIO $ forConcurrently_ keys $ \f -> flush w f
+  --   pause ( 1.00 :: Timeout 'Seconds)
+  --   next
 
 stopChunkWriter :: MonadIO m => ChunkWriter h m -> m ()
 stopChunkWriter w = do
@@ -145,7 +144,7 @@ makeFileName w salt h = dir w </> suff
     suff = show $ pretty (fromIntegral (hash salt) :: Word32) <> "@" <> pretty h
 
 delBlock :: (Hashable salt, MonadIO m, Pretty (Hash h))
-         => ChunkWriter h m -> salt -> Hash h -> m ()
+         => ChunkWriter h IO -> salt -> Hash h -> m ()
 
 delBlock w salt h = liftIO do
 
@@ -179,7 +178,7 @@ writeChunk = writeChunk2
 getHash :: forall salt h m .
            ( Hashable salt
            , Hashed h ByteString
-           , MonadIO m
+           , m ~ IO
            , Block ByteString ~ ByteString
            , Pretty (Hash h)
            , Hashable (Hash h), Eq (Hash h)
@@ -196,7 +195,7 @@ commitBlock :: forall salt h m .
                ( Hashable salt
                , Hashed h ByteString
                , Block ByteString ~ ByteString
-               , MonadIO m
+               , m ~ IO
                , Pretty (Hash h)
                , Hashable (Hash h), Eq (Hash h)
                )
@@ -229,29 +228,30 @@ writeChunk2  w salt h o bs = do
   where
     fn = makeFileName w salt h
 
+flush :: ChunkWriter h IO -> FilePath -> IO ()
 flush w fn = do
   let cache = perBlock w
   let sems = perBlockSem w
+  let pip = pipeline w
 
   liftIO $ do
 
-    nsem <- atomically $ Sem.newTSem 1
-
     actions <- atomically $ stateTVar cache (\v -> (HashMap.lookup fn v, HashMap.delete fn v))
 
+    q <- liftIO $ Q.newTBQueueIO 1
 
-    -- sem <- atomically $ stateTVar sems $ \hm -> let found = HashMap.lookup fn hm
-    --                                             in case found of
-    --                                                  Nothing -> (nsem, HashMap.insert fn nsem hm)
-    --                                                  Just s  -> (s, hm)
+    addJob pip $ do
+
+      as <- asyncBound $ do
+        withBinaryFile fn ReadWriteMode $ \h -> do
+          withFileLock fn Exclusive $ \_ -> do
+              for_ (fromMaybe mempty actions) $ \f -> f h
+      wait as
+
+      void $ liftIO $ atomically $ Q.writeTBQueue q ()
+
+    liftIO $ atomically $ Q.readTBQueue q
 
-    -- atomically $ Sem.waitTSem sem
-    as <- asyncBound $ do
-      withBinaryFile fn ReadWriteMode $ \h -> do
-        withFileLock fn Exclusive $ \_ -> do
-            for_ (fromMaybe mempty actions) $ \f -> f h
-    wait as
-    -- atomically $ Sem.signalTSem sem
 
 -- Blocking!
 -- we need to write last chunk before this will happen
@@ -260,12 +260,12 @@ flush w fn = do
 getHash2 :: forall salt h m .
            ( Hashable salt
            , Hashed h ByteString
-           , MonadIO m
+           , m ~ IO
            , Block ByteString ~ ByteString
            , Pretty (Hash h)
           , Hashable (Hash h), Eq (Hash h)
            )
-         => ChunkWriter h m
+         => ChunkWriter h IO
          -> salt
          -> Hash h
          -> m (Hash h)
@@ -282,7 +282,7 @@ commitBlock2 :: forall salt h m .
                ( Hashable salt
                , Hashed h ByteString
                , Block ByteString ~ ByteString
-               , MonadIO m
+               , m ~ IO
                , Pretty (Hash h)
                , Hashable (Hash h), Eq (Hash h)
                )
diff --git a/hbs2-core/lib/HBS2/Defaults.hs b/hbs2-core/lib/HBS2/Defaults.hs
index 6fc7b163..088d0259 100644
--- a/hbs2-core/lib/HBS2/Defaults.hs
+++ b/hbs2-core/lib/HBS2/Defaults.hs
@@ -37,7 +37,7 @@ defBlockInfoTimeout = toTimeSpec ( 60  :: Timeout 'Minutes)
 
 -- how much time wait for block from peer?
 defBlockWaitMax :: Timeout 'Seconds
-defBlockWaitMax = 10  :: Timeout 'Seconds
+defBlockWaitMax = 120 :: Timeout 'Seconds
 
 defBlockWaitSleep :: Timeout 'Seconds
 defBlockWaitSleep = 0.1  :: Timeout 'Seconds
diff --git a/hbs2-core/lib/HBS2/Net/Proto/BlockChunks.hs b/hbs2-core/lib/HBS2/Net/Proto/BlockChunks.hs
index 5b3378a5..cdf9179e 100644
--- a/hbs2-core/lib/HBS2/Net/Proto/BlockChunks.hs
+++ b/hbs2-core/lib/HBS2/Net/Proto/BlockChunks.hs
@@ -64,7 +64,7 @@ instance Serialise (BlockChunks e)
 
 
 newtype instance EventKey e (BlockChunks e) =
-  BlockChunksEventKey (Hash HbSync)
+  BlockChunksEventKey (Cookie e, Hash HbSync)
   deriving stock (Typeable, Eq, Generic)
 
 deriving instance Hashable (EventKey e (BlockChunks e))
diff --git a/hbs2-tests/test/Peer2Main.hs b/hbs2-tests/test/Peer2Main.hs
index 75f288f7..1e36c87b 100644
--- a/hbs2-tests/test/Peer2Main.hs
+++ b/hbs2-tests/test/Peer2Main.hs
@@ -159,7 +159,7 @@ runTestPeer p zu = do
   cww  <- newChunkWriterIO  stor (Just chDir)
 
   sw <- liftIO $ replicateM 4 $ async $ simpleStorageWorker stor
-  cw <- liftIO $ replicateM 8 $ async $ runChunkWriter cww
+  cw <- liftIO $ replicateM 4 $ async $ runChunkWriter cww
 
   zu stor cww
 
@@ -380,31 +380,31 @@ blockDownloadLoop cw = do
 
           update @e new key id
 
-          subscribe @e (BlockChunksEventKey h) $ \(BlockReady _) -> do
+          subscribe @e (BlockChunksEventKey (coo,h)) $ \(BlockReady _) -> do
             processBlock q h
 
-          let blockWtf = do
-                debug $ "WTF!" <+> pretty (p,coo) <+> pretty h
+          -- let blockWtf = do
+          --       debug $ "WTF!" <+> pretty (p,coo) <+> pretty h
 
-          liftIO $ async $ do
-            -- FIXME: block is not downloaded, return it to the Q
-            void $ race (pause defBlockWaitMax >> blockWtf)
-                    $ withPeerM env $ fix \next -> do
-                        w <- find @e key (view sBlockWrittenT)
+          -- liftIO $ async $ do
+          --   -- FIXME: block is not downloaded, return it to the Q
+          --   void $ race (pause defBlockWaitMax >> blockWtf)
+          --           $ withPeerM env $ fix \next -> do
+          --               w <- find @e key (view sBlockWrittenT)
 
-                        maybe1 w (pure ()) $ \z -> do
-                          wrt <- liftIO $ readTVarIO z
+          --               maybe1 w (pure ()) $ \z -> do
+          --                 wrt <- liftIO $ readTVarIO z
 
-                          if fromIntegral wrt >= thisBkSize then do
-                            -- debug $ "THE BLOCK IS ABOUT TO BE READY" <+> pretty h
-                            h1 <- liftIO $ getHash cw key h
-                            if h1 == h then do
-                              liftIO $ commitBlock cw key h
-                              expire @e key
-                            else pause defBlockWaitSleep >> next
-                          else do
-                            pause defBlockWaitSleep
-                            next
+          --                 if fromIntegral wrt >= thisBkSize then do
+          --                   -- debug $ "THE BLOCK IS ABOUT TO BE READY" <+> pretty h
+          --                   h1 <- liftIO $ getHash cw key h
+          --                   if h1 == h then do
+          --                     liftIO $ commitBlock cw key h
+          --                     -- expire @e key
+          --                   else pause defBlockWaitSleep >> next
+          --                 else do
+          --                   pause defBlockWaitSleep
+          --                   next
 
           request @e p (BlockChunks @e coo (BlockGetAllChunks @e h chusz)) -- FIXME: nicer construction
 
@@ -484,6 +484,8 @@ mkAdapter cww = do
     --     УДАЛЯЕМ КУКУ?
     , blkAcceptChunk = \(c,p,h,n,bs) -> void $ runMaybeT $ do
 
+        -- debug "AAAA!"
+
         let cKey = DownloadSessionKey (p,c)
 
         -- check if there is a session
@@ -495,7 +497,6 @@ mkAdapter cww = do
         when (isNothing ddd) $ do
           debug "SESSION NOT FOUND!"
 
-
         dwnld <- MaybeT $ find cKey id
 
         -- dwnld <- maybe1 dwnld' (debug "AAAA") $ pure
@@ -539,12 +540,13 @@ mkAdapter cww = do
           -- ЕСЛИ НЕ СОШЁЛСЯ - ТО ПОДОЖДАТЬ ЕЩЕ
             if ( h1 == h ) then do
               liftIO $ commitBlock cww cKey h
+              -- debug "GOT BLOCK!"
 
               updateStats @e False 1
 
               expire cKey
               -- debug "hash matched!"
-              emit @e (BlockChunksEventKey h) (BlockReady h)
+              emit @e (BlockChunksEventKey (c,h)) (BlockReady h)
             else do
               debug $ "FUCK FUCK!" <+> pretty h
 
diff --git a/hie.yaml b/hie.yaml
index 9271e42b..eca9b9bf 100644
--- a/hie.yaml
+++ b/hie.yaml
@@ -1,6 +1,6 @@
 cradle:
   cabal:
-    - path: "hbs-tests/test/Peer2Main.hs"
+    - path: "hbs2-tests/test/Peer2Main.hs"
       component: "hbs2-tests:exe:test-peer-run"
 
     - path: "hbs2-tests/test/TestSKey"