Thank you for responding.
No. It is definitely not fixed.
Looking at all ERROR & WARN logging on the Remote Host mentioned in the
`Failed to process selector key` message for a given Spike.
```
[2018-03-30T12:26:26,051Z](grid-nio-worker-tcp-comm-2-#43)([]) ERROR -
TcpCommunicationSpi - Failed to process selector key
[ses=GridSelectorNioSessionImpl [worker=DirectNioClientWorker
[super=AbstractNioClientWorker [idx=2, bytesRcvd=19287225257,
bytesSent=2896848, bytesRcvd0=824477, bytesSent0=118, select=true,
super=GridWorker [name=grid-nio-worker-tcp-comm-2, igniteInstanceName=null,
finished=false, hashCode=674407495, interrupted=false,
runner=grid-nio-worker-tcp-comm-2-#43]]],
writeBuf=java.nio.DirectByteBuffer[pos=0 lim=32768 cap=32768],
readBuf=java.nio.DirectByteBuffer[pos=0 lim=32768 cap=32768],
inRecovery=null, outRecovery=null, super=GridNioSessionImpl
[locAddr=/172.17.0.2:47111, rmtAddr=/10.120.9.76:55768,
createTime=1522412785041, closeTime=0, bytesSent=38, bytesRcvd=42,
bytesSent0=38, bytesRcvd0=42, sndSchedTime=1522412785041,
lastSndTime=1522412785041, lastRcvTime=1522412785041, readsPaused=false,
filterChain=FilterChain[filters=[GridNioCodecFilter
[parser=o.a.i.i.util.nio.GridDirectParser@792f8249, directMode=true],
GridConnectionBytesVerifyFilter], accepted=true]]]
! java.io.IOException: Connection reset by peer
```
All ERRORs are simply `ComputeTaskTimeoutCheckedException` and `
GridTaskWorker - Task has timed out `
The only WARN that stands out is:
```
[2018-03-30T12:26:24,233Z](grid-nio-worker-tcp-comm-3-#44)([]) WARN -
TcpCommunicationSpi - Communication SPI session write timed out (consider
increasing 'socketWriteTimeout' configuration property)
[remoteAddr=/10.120.27.237:47111, writeTimeout=4000]
```
So, perhaps I need to simply increase my timeouts??
My current settings are these:
```
communications:
messageQueueLimit: <%= ENV['COMMUNICATIONS_MSSG_QUEUE_LIMIT'] || 1024
%>
idleConnectionTimeout: <%= ENV['COMMUNICATIONS_IDLE_CONN_TIMEOUT'] ||
30000 %>
socketWriteTimeout: <%= ENV['SOCKET_WRITE_TIMEOUT'] || 4000 %>
```
So only 4sec for the socketWriteTimeout.
I will give this a try.
Cheers,
-- Chris
--
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