scan debug log： 15/01/06 18:20:56 DEBUG client.ClientScanner: Creating scanner over T starting at key 'Rowx' 15/01/06 18:20:56 DEBUG client.ClientScanner: Advancing internal scanner to startKey at 'Rowx' 15/01/06 18:20:56 DEBUG client.MetaScanner: Scanning .META. starting at row=XXXX for max=10 rows using org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation@427b7b5d 15/01/06 18:20:56 DEBUG client.HConnectionManager$HConnectionImplementation: Cached location for <THAT REGION> is RS_IP:60020 ...... 15/01/06 18:21:16 DEBUG zookeeper.ClientCnxn: Got ping response for sessionid: 0x3499df682b076cf after 0ms 15/01/06 18:21:36 DEBUG zookeeper.ClientCnxn: Got ping response for sessionid: 0x3499df682b076cf after 0ms 15/01/06 18:21:56 DEBUG zookeeper.ClientCnxn: Got ping response for sessionid: 0x3499df682b076cf after 0ms 15/01/06 18:21:56 DEBUG zookeeper.ClientCnxn: Reading reply sessionid:0x3499df682b076cf, packet:: clientPath:null serverPath:null finished:false header:: 9,4 replyHeader:: 9,21519728740,-101 request:: '/hbase/table/T,F response:: 15/01/06 18:21:56 DEBUG client.HConnectionManager$HConnectionImplementation: Removed <THAT REGION> for tableName=T from cache because of Rowx 15/01/06 18:21:56 DEBUG client.HConnectionManager$HConnectionImplementation: Cached location for <THAT REGION> is RS_IP:60020 15/01/06 18:21:56 DEBUG client.ClientScanner: Advancing internal scanner to startKey at 'Rowx'
2015-01-06 18:09 GMT+08:00 Bi,hongyu—mike <[email protected]>: > write traffic is ok: > 2015-01-06 17:46:01,127 WARN org.apache.hadoop.hbase.ipc.SecureServer: > (responseTooSlow): {"processingtimems":68,"call":"multi(Region=Rx of 149 > actions and first row key= Rowx), rpc version=1, client version=29, > methodsFingerPrint=-1105746420","client":"IP：port} > > scan on that region slow： > 015-01-06 16:23:25,087 ERROR > org.apache.hadoop.hbase.regionserver.HRegionServer: > org.apache.hadoop.hbase.ipc.CallerDisconnectedException: Aborting on > region Rx, call next(8002464006782223710, 1, 0), rpc version=1, client > version=29, methodsFingerPrint=-1771721648 from 10.201.202.31:31285 after > 87821 ms, since caller disconnected > at > org.apache.hadoop.hbase.ipc.HBaseServer$Call.throwExceptionIfCallerDisconnected(HBaseServer.java:438); > > hbase hfile -r 'Rx' -p can produce the result > > 2015-01-06 18:03 GMT+08:00 Bi,hongyu—mike <[email protected]>: > >> Hi all, >> >> There's one region which can take write request but scan； >> If I scan on that region I'll get scanner lease timeout(60s by >> default)，while I can scan other region of the same table and get the >> result less than 10ms（our slow rpc threadhold is 10ms）； >> >> hbck report OK, and I use "hbase hfile" tool to check that region's >> storefile and the region ,which all extract the result； >> >> so I don't have any idea on it... >> any help will be appreciate, many thanks! >> > >
