Sumanth Pasupuleti created CASSANDRA-14909: ----------------------------------------------
Summary: Netty IOExceptions caused by unclean client disconnects being logged at INFO instead of TRACE Key: CASSANDRA-14909 URL: https://issues.apache.org/jira/browse/CASSANDRA-14909 Project: Cassandra Issue Type: Bug Reporter: Sumanth Pasupuleti Fix For: 4.0 Observed spam logs on 3.0.17 cluster with redundant Netty IOExceptions caused due to client-side disconnections. {code:java} INFO [epollEventLoopGroup-2-28] 2018-11-20 23:23:04,386 Message.java:619 - Unexpected exception during request; channel = [id: 0x12995bc1, L:/xxx.xx.xxx.xxx:7104 - R:/xxx.xx.xxx.xxx:33754] io.netty.channel.unix.Errors$NativeIoException: syscall:read(...)() failed: Connection reset by peer at io.netty.channel.unix.FileDescriptor.readAddress(...)(Unknown Source) ~[netty-all-4.0.44.Final.jar:4.0.44.Final] {code} {code:java} INFO [epollEventLoopGroup-2-23] 2018-11-20 13:16:33,263 Message.java:619 - Unexpected exception during request; channel = [id: 0x98bd7c0e, L:/xxx.xx.xxx.xxx:7104 - R:/xxx.xx.xx.xx:33350] io.netty.channel.unix.Errors$NativeIoException: readAddress() failed: Connection timed out at io.netty.channel.unix.Errors.newIOException(Errors.java:117) ~[netty-all-4.0.44.Final.jar:4.0.44.Final] at io.netty.channel.unix.Errors.ioResult(Errors.java:138) ~[netty-all-4.0.44.Final.jar:4.0.44.Final] at io.netty.channel.unix.FileDescriptor.readAddress(FileDescriptor.java:175) ~[netty-all-4.0.44.Final.jar:4.0.44.Final] at io.netty.channel.epoll.AbstractEpollChannel.doReadBytes(AbstractEpollChannel.java:238) ~[netty-all-4.0.44.Final.jar:4.0.44.Final] at io.netty.channel.epoll.AbstractEpollStreamChannel$EpollStreamUnsafe.epollInReady(AbstractEpollStreamChannel.java:926) ~[netty-all-4.0.44.Final.jar:4.0.44.Final] at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:397) [netty-all-4.0.44.Final.jar:4.0.44.Final] at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:302) [netty-all-4.0.44.Final.jar:4.0.44.Final] at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:131) [netty-all-4.0.44.Final.jar:4.0.44.Final] at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:144) [netty-all-4.0.44.Final.jar:4.0.44.Final] {code} [CASSANDRA-7849|https://issues.apache.org/jira/browse/CASSANDRA-7849] addresses this for JAVA IO Exception like "java.io.IOException: Connection reset by peer", but not for Netty IOException since the exception message in Netty includes method name. -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: commits-unsubscr...@cassandra.apache.org For additional commands, e-mail: commits-h...@cassandra.apache.org