Hello! It seems that the network that you are using will close idle connections. You can try sidestepping it by specifying TcpCommunicationSpi.idleConnectionTimeout to some value such as 25000 ms.
In this case Ignite will be first to close these connections explicitly. Regards, -- Ilya Kasnacheev пт, 9 окт. 2020 г. в 09:37, Kamlesh Joshi <[email protected]>: > Hi Igniters, > > > > We have three server nodes, there is firewall between clients and servers. > > > > Opened 47500 and 47100 series ports, but still below errors are printing > at client side frequently. But client application able to get data from > cluster, could please help us how to avoid these errors at client side. > > > > We are using Ignite 2.7.0 version. > > > > [2020-10-08T00:26:23,389][ERROR][grid-nio-worker-tcp-comm-0-#24%JBPLCustomer%][TcpCommunicationSpi] > Failed to process selector key [ses=GridSelectorNioSessionImpl > [worker=DirectNioClientWorker [super=AbstractNioClientWorker [idx=0, > bytesRcvd=84608, bytesSent=1725593, bytesRcvd0=0, bytesSent0=0, > select=true, super=GridWorker [name=grid-nio-worker-tcp-comm-0, > igniteInstanceName=JBPLCustomer, finished=false, heartbeatTs=1602096980980, > hashCode=1228592538, interrupted=false, > runner=grid-nio-worker-tcp-comm-0-#24%JBPLCustomer%]]], > writeBuf=java.nio.DirectByteBuffer[pos=0 lim=32768 cap=32768], > readBuf=java.nio.DirectByteBuffer[pos=0 lim=32768 cap=32768], > inRecovery=GridNioRecoveryDescriptor [acked=48, resendCnt=0, rcvCnt=58, > sentCnt=48, reserved=true, lastAck=58, nodeLeft=false, > node=TcpDiscoveryNode [id=ef6723ee-f70d-4515-89b9-7a3e85ab5072, > addrs=[0:0:0:0:0:0:0:1%lo, clientIP, 127.0.0.1, > 2405:200:a60:fd04:20c:29ff:fe63:629f%eth0], sockAddrs=[/clientIP:0, > 0:0:0:0:0:0:0:1%lo:0, /127.0.0.1:0, > 2405:200:a60:fd04:20c:29ff:fe63:629f%eth0:0], discPort=0, order=72, > intOrder=64, lastExchangeTime=1602089183465, loc=false, > ver=2.7.0#20181201-sha1:256ae401, isClient=true], connected=true, > connectCnt=0, queueLimit=4096, reserveCnt=1, pairedConnections=false], > outRecovery=GridNioRecoveryDescriptor [acked=48, resendCnt=0, rcvCnt=58, > sentCnt=48, reserved=true, lastAck=58, nodeLeft=false, > node=TcpDiscoveryNode [id=ef6723ee-f70d-4515-89b9-7a3e85ab5072, > addrs=[0:0:0:0:0:0:0:1%lo, clientIP, 127.0.0.1, > 2405:200:a60:fd04:20c:29ff:fe63:629f%eth0], sockAddrs=[/clientIP:0, > 0:0:0:0:0:0:0:1%lo:0, /127.0.0.1:0, > 2405:200:a60:fd04:20c:29ff:fe63:629f%eth0:0], discPort=0, order=72, > intOrder=64, lastExchangeTime=1602089183465, loc=false, > ver=2.7.0#20181201-sha1:256ae401, isClient=true], connected=true, > connectCnt=0, queueLimit=4096, reserveCnt=1, pairedConnections=false], > super=GridNioSessionImpl [locAddr=/Server1IP:47100, > rmtAddr=/clientIP:52303, createTime=1602089184427, closeTime=0, > bytesSent=248963, bytesRcvd=1559, bytesSent0=0, bytesRcvd0=0, > sndSchedTime=1602096401587, lastSndTime=1602089666831, > lastRcvTime=1602096401587, readsPaused=false, > filterChain=FilterChain[filters=[GridNioCodecFilter > [parser=o.a.i.i.util.nio.GridDirectParser@18323d50, directMode=true], > GridConnectionBytesVerifyFilter], accepted=true, markedForClose=false]]] > > java.io.IOException: Connection reset by peer > > at sun.nio.ch.FileDispatcherImpl.read0(Native Method) > ~[?:1.8.0_151] > > at > sun.nio.ch.SocketDispatcher.read(SocketDispatcher.java:39) ~[?:1.8.0_151] > > at sun.nio.ch.IOUtil.readIntoNativeBuffer(IOUtil.java:223) > ~[?:1.8.0_151] > > at sun.nio.ch.IOUtil.read(IOUtil.java:192) ~[?:1.8.0_151] > > at > sun.nio.ch.SocketChannelImpl.read(SocketChannelImpl.java:380) ~[?:1.8.0_151] > > at > org.apache.ignite.internal.util.nio.GridNioServer$DirectNioClientWorker.processRead(GridNioServer.java:1275) > ~[ignite-core-2.7.0.jar:2.7.0] > > at > org.apache.ignite.internal.util.nio.GridNioServer$AbstractNioClientWorker.processSelectedKeysOptimized(GridNioServer.java:2389) > [ignite-core-2.7.0.jar:2.7.0] > > at > org.apache.ignite.internal.util.nio.GridNioServer$AbstractNioClientWorker.bodyInternal(GridNioServer.java:2156) > [ignite-core-2.7.0.jar:2.7.0] > > at > org.apache.ignite.internal.util.nio.GridNioServer$AbstractNioClientWorker.body(GridNioServer.java:1797) > [ignite-core-2.7.0.jar:2.7.0] > > at > org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) > [ignite-core-2.7.0.jar:2.7.0] > > at java.lang.Thread.run(Thread.java:748) [?:1.8.0_151] > > > > > > *Thanks and Regards,* > > *Kamlesh Joshi* > > > > > "*Confidentiality Warning*: This message and any attachments are intended > only for the use of the intended recipient(s), are confidential and may be > privileged. If you are not the intended recipient, you are hereby notified > that any review, re-transmission, conversion to hard copy, copying, > circulation or other use of this message and any attachments is strictly > prohibited. If you are not the intended recipient, please notify the sender > immediately by return email and delete this message and any attachments > from your system. > > *Virus Warning:* Although the company has taken reasonable precautions to > ensure no viruses are present in this email. The company cannot accept > responsibility for any loss or damage arising from the use of this email or > attachment." >
