Hi, That means that some clients closes the connection, have you upgraded all clients?
Il 30/set/2016 14:25, "Oleg Krayushkin" <[email protected]> ha scritto: > Hi, > > Since the upgrade from Cassandra version 2.2.7 to 3.0.8 We're getting > following error almost every several minutes on every node. For node at > 173.170.147.120 error in system.log would be: > > INFO [SharedPool-Worker-4] 2016-09-30 10:26:39,068 Message.java:605 > - Unexpected exception during request; channel = [id: 0xfd64cd67, > /173.170.147.120:50660 :> /18.4.63.191:9042] > java.io.IOException: Error while read(...): Connection reset by peer > at io.netty.channel.epoll.Native.readAddress(Native Method) > ~[netty-all-4.0.23.Final.jar:4.0.23.Final] > at > io.netty.channel.epoll.EpollSocketChannel$EpollSocketUnsafe.doReadBytes(EpollSocketChannel.java:675) > ~[netty-all-4.0.23.Final.jar:4.0.23.Final] > at > io.netty.channel.epoll.EpollSocketChannel$EpollSocketUnsafe.epollInReady(EpollSocketChannel.java:714) > ~[netty-all-4.0.23.Final.jar:4.0.23.Final] > at > io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:326) > ~[netty-all-4.0.23.Final.jar:4.0.23.Final] > at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:264) > ~[netty-all-4.0.23.Final.jar:4.0.23.Final] > at > io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:116) > ~[netty-all-4.0.23.Final.jar:4.0.23.Final] > at > io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:137) > ~[netty-all-4.0.23.Final.jar:4.0.23.Final] > at java.lang.Thread.run(Thread.java:745) [na:1.8.0_91] > > As far as I see, in all such errors there are always [id: <...>, > /<broadcast_address>:<some_port> :> /<listen_address>:<native_ > transport_port>. Also broadcast_address and listen_address are always > belong to the current node adresses. > > What are possible reasons of such errors and how can I fix it? Any > thoughts would be appreciated. >
