Description
See https://builds.apache.org/job/PreCommit-HBASE-Build/4865//artifact/trunk/hbase-server/target/surefire-reports/org.apache.hadoop.hbase.procedure.TestZKProcedureControllers.txt and
https://builds.apache.org/job/PreCommit-HBASE-Build/4865//artifact/trunk/hbase-server/target/surefire-reports/org.apache.hadoop.hbase.procedure.TestZKProcedureControllers-output.txt
I see this in the output:
2013-03-18 17:30:46,672 DEBUG [Thread-2-EventThread] zookeeper.ZKUtil(1682): testing utility-0x13d7e8da7590000 Retrieved 0 byte(s) of data from znode /hbase/testSimple/acquired/instanceTest; data=empty 2013-03-18 17:30:46,672 DEBUG [Thread-2-EventThread] procedure.ZKProcedureMemberRpcs(206): start proc data length is 0 2013-03-18 17:30:46,672 ERROR [Thread-2-EventThread] procedure.ZKProcedureMemberRpcs(210): Data in for starting procuedure instanceTest is illegally formatted. Killing the procedure. 2013-03-18 17:30:46,673 ERROR [Thread-2-EventThread] procedure.ZKProcedureMemberRpcs(218): Illegal argument exception java.lang.IllegalArgumentException: Data in for starting procuedure instanceTest is illegally formatted. Killing the procedure. at org.apache.hadoop.hbase.procedure.ZKProcedureMemberRpcs.startNewSubprocedure(ZKProcedureMemberRpcs.java:211) at org.apache.hadoop.hbase.procedure.ZKProcedureMemberRpcs.waitForNewProcedures(ZKProcedureMemberRpcs.java:175) at org.apache.hadoop.hbase.procedure.ZKProcedureMemberRpcs.access$100(ZKProcedureMemberRpcs.java:56) at org.apache.hadoop.hbase.procedure.ZKProcedureMemberRpcs$1.nodeChildrenChanged(ZKProcedureMemberRpcs.java:109) at org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher.process(ZooKeeperWatcher.java:312) at org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:519) at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:495) 2013-03-18 17:30:46,675 ERROR [Thread-2-EventThread] procedure.ZKProcedureMemberRpcs(281): Failed due to null subprocedure java.lang.IllegalArgumentException via expected:java.lang.IllegalArgumentException: Data in for starting procuedure instanceTest is illegally formatted. Killing the procedure. at org.apache.hadoop.hbase.procedure.ZKProcedureMemberRpcs.startNewSubprocedure(ZKProcedureMemberRpcs.java:219) at org.apache.hadoop.hbase.procedure.ZKProcedureMemberRpcs.waitForNewProcedures(ZKProcedureMemberRpcs.java:175) at org.apache.hadoop.hbase.procedure.ZKProcedureMemberRpcs.access$100(ZKProcedureMemberRpcs.java:56) at org.apache.hadoop.hbase.procedure.ZKProcedureMemberRpcs$1.nodeChildrenChanged(ZKProcedureMemberRpcs.java:109) at org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher.process(ZooKeeperWatcher.java:312) at org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:519) at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:495) Caused by: java.lang.IllegalArgumentException: Data in for starting procuedure instanceTest is illegally formatted. Killing the procedure. at org.apache.hadoop.hbase.procedure.ZKProcedureMemberRpcs.startNewSubprocedure(ZKProcedureMemberRpcs.java:211) ... 6 more
The znode has zero data (Usually it has 7 bytes when test runs fine). Is the latch being triggered on node create before data is written? Pointers appreciated.