zook1:2181,zook2:2181,zook3:2181
-----Original Message----- From: Ted Dunning [mailto:ted.dunn...@gmail.com] Sent: Tuesday, September 14, 2010 4:11 PM To: zookeeper-user@hadoop.apache.org Subject: Re: possible bug in zookeeper ? What was the list of servers that was given originally to open the connection to ZK? On Tue, Sep 14, 2010 at 6:15 AM, Yatir Ben Shlomo <yat...@outbrain.com>wrote: > Hi I am using solrCloud which uses an ensemble of 3 zookeeper instances. > > I am performing survivability tests: > Taking one of the zookeeper instances down I would expect the client to use > a different zookeeper server instance. > > But as you can see in the below logs attached > Depending on which instance I choose to take down (in my case, the last > one in the list of zookeeper servers) > the client is constantly insisting on the same zookeeper server (Attempting > connection to server zook3/192.168.252.78:2181) > and not switching to a different one > the problem seems to arrive from ClientCnxn.java > Any one has an idea on this ? > > Solr cloud currently is using zookeeper-3.2.2.jar > Is this a know bug that was fixed in later versions ?( 3.3.1) > > Thanks in advance, > Yatir > > > Logs: > > Sep 14, 2010 9:02:20 AM org.apache.log4j.Category warn > WARNING: Ignoring exception during shutdown input > java.nio.channels.ClosedChannelException > at > sun.nio.ch.SocketChannelImpl.shutdownInput(SocketChannelImpl.java:638) > at sun.nio.ch.SocketAdaptor.shutdownInput(SocketAdaptor.java:360) > at > org.apache.zookeeper.ClientCnxn$SendThread.cleanup(zookeeper:ClientCnxn.java):999) > at > org.apache.zookeeper.ClientCnxn$SendThread.run(zookeeper:ClientCnxn.java):970) > Sep 14, 2010 9:02:20 AM org.apache.log4j.Category warn > WARNING: Ignoring exception during shutdown output > java.nio.channels.ClosedChannelException > at > sun.nio.ch.SocketChannelImpl.shutdownOutput(SocketChannelImpl.java:649) > at sun.nio.ch.SocketAdaptor.shutdownOutput(SocketAdaptor.java:368) > at > org.apache.zookeeper.ClientCnxn$SendThread.cleanup(zookeeper:ClientCnxn.java):1004) > at > org.apache.zookeeper.ClientCnxn$SendThread.run(zookeeper:ClientCnxn.java):970) > Sep 14, 2010 9:02:22 AM org.apache.log4j.Category info > INFO: Attempting connection to server zook3/192.168.252.78:2181 > Sep 14, 2010 9:02:22 AM org.apache.log4j.Category warn > WARNING: Exception closing session 0x32b105244a20001 to > sun.nio.ch.selectionkeyi...@3ca58cbf > java.net.ConnectException: Connection refused > at sun.nio.ch.SocketChannelImpl.$$YJP$$checkConnect(Native Method) > at sun.nio.ch.SocketChannelImpl.checkConnect(SocketChannelImpl.java) > at > sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:574) > at > org.apache.zookeeper.ClientCnxn$SendThread.run(zookeeper:ClientCnxn.java):933) > Sep 14, 2010 9:02:22 AM org.apache.log4j.Category warn > WARNING: Ignoring exception during shutdown input > java.nio.channels.ClosedChannelException > at > sun.nio.ch.SocketChannelImpl.shutdownInput(SocketChannelImpl.java:638) > at sun.nio.ch.SocketAdaptor.shutdownInput(SocketAdaptor.java:360) > at > org.apache.zookeeper.ClientCnxn$SendThread.cleanup(zookeeper:ClientCnxn.java):999) > at > org.apache.zookeeper.ClientCnxn$SendThread.run(zookeeper:ClientCnxn.java):970) > Sep 14, 2010 9:02:22 AM org.apache.log4j.Category warn > WARNING: Ignoring exception during shutdown output > java.nio.channels.ClosedChannelException > at > sun.nio.ch.SocketChannelImpl.shutdownOutput(SocketChannelImpl.java:649) > at sun.nio.ch.SocketAdaptor.shutdownOutput(SocketAdaptor.java:368) > at > org.apache.zookeeper.ClientCnxn$SendThread.cleanup(zookeeper:ClientCnxn.java):1004) > at > org.apache.zookeeper.ClientCnxn$SendThread.run(zookeeper:ClientCnxn.java):970) > Sep 14, 2010 9:02:22 AM org.apache.log4j.Category info > INFO: Attempting connection to server zook3/192.168.252.78:2181 > Sep 14, 2010 9:02:22 AM org.apache.log4j.Category warn > WARNING: Exception closing session 0x32b105244a20000 to > sun.nio.ch.selectionkeyi...@3960f81b > java.net.ConnectException: Connection refused > at sun.nio.ch.SocketChannelImpl.$$YJP$$checkConnect(Native Method) > at sun.nio.ch.SocketChannelImpl.checkConnect(SocketChannelImpl.java) > at > sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:574) > at > org.apache.zookeeper.ClientCnxn$SendThread.run(zookeeper:ClientCnxn.java):933) > Sep 14, 2010 9:02:22 AM org.apache.log4j.Category warn > WARNING: Ignoring exception during shutdown input > java.nio.channels.ClosedChannelException > at > sun.nio.ch.SocketChannelImpl.shutdownInput(SocketChannelImpl.java:638) > at sun.nio.ch.SocketAdaptor.shutdownInput(SocketAdaptor.java:360) > at > org.apache.zookeeper.ClientCnxn$SendThread.cleanup(zookeeper:ClientCnxn.java):999) > at > org.apache.zookeeper.ClientCnxn$SendThread.run(zookeeper:ClientCnxn.java):970) > Sep 14, 2010 9:02:22 AM org.apache.log4j.Category warn > WARNING: Ignoring exception during shutdown output > java.nio.channels.ClosedChannelException > at > sun.nio.ch.SocketChannelImpl.shutdownOutput(SocketChannelImpl.java:649) > at sun.nio.ch.SocketAdaptor.shutdownOutput(SocketAdaptor.java:368) > at > org.apache.zookeeper.ClientCnxn$SendThread.cleanup(zookeeper:ClientCnxn.java):1004) > at > org.apache.zookeeper.ClientCnxn$SendThread.run(zookeeper:ClientCnxn.java):970) > >