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HBase, mail # user - responseTooSlow


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responseTooSlow
Mohit Anchlia 2012-12-21, 20:39
Could someone help me understand what this really means. Is this the
network transfer taking long from client -> server or region server taking
long time writing to the memory?

2012-12-21 10:54:21,980 WARN org.apache.hadoop.ipc.HBaseServer:
(responseTooSlow): {"processingtimems":135652,"call":"multi(
org.apache.hadoop.hbase.client.MultiAction@28338472), rpc version=1, client
version=29, methodsFingerPrint=54742778","client":"10.18.3.80:48218
","starttimems":1356115926326,"queuetimems":0,"class":"HRegionServer","responsesize":0,"method":"multi"}
2012-12-21 10:54:21,985 WARN org.apache.hadoop.ipc.HBaseServer: IPC Server
handler 26 on 60020 caught: java.nio.channels.ClosedChannelException
        at
sun.nio.ch.SocketChannelImpl.ensureWriteOpen(SocketChannelImpl.java:133)
        at sun.nio.ch.SocketChannelImpl.write(SocketChannelImpl.java:324)
        at
org.apache.hadoop.hbase.ipc.HBaseServer.channelWrite(HBaseServer.java:1653)
        at
org.apache.hadoop.hbase.ipc.HBaseServer$Responder.processResponse(HBaseServer.java:924)
        at
org.apache.hadoop.hbase.ipc.HBaseServer$Responder.doRespond(HBaseServer.java:1003)
        at
org.apache.hadoop.hbase.ipc.HBaseServer$Call.sendResponseIfReady(HBaseServer.java:409)
        at
org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1346)