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From "stack (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HBASE-8142) Sporadic TestZKProcedureControllers failures on trunk
Date Mon, 18 Mar 2013 23:31:15 GMT
stack created HBASE-8142:
----------------------------

             Summary: Sporadic TestZKProcedureControllers failures on trunk
                 Key: HBASE-8142
                 URL: https://issues.apache.org/jira/browse/HBASE-8142
             Project: HBase
          Issue Type: Bug
            Reporter: stack


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:

{code}
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
{code}

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.

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