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Hadoop QA commented on ZOOKEEPER-512: ------------------------------------- -1 overall. Here are the results of testing the latest attachment http://issues.apache.org/jira/secure/attachment/12417726/ZOOKEEPER-512.patch against trunk revision 823371. +1 @author. The patch does not contain any @author tags. -1 tests included. The patch doesn't appear to include any new or modified tests. Please justify why no tests are needed for this patch. +1 javadoc. The javadoc tool did not generate any warning messages. +1 javac. The applied patch does not increase the total number of javac compiler warnings. +1 findbugs. The patch does not introduce any new Findbugs warnings. +1 release audit. The applied patch does not increase the total number of release audit warnings. +1 core tests. The patch passed core unit tests. +1 contrib tests. The patch passed contrib unit tests. Test results: http://hudson.zones.apache.org/hudson/job/Zookeeper-Patch-h8.grid.sp2.yahoo.net/20/testReport/ Findbugs warnings: http://hudson.zones.apache.org/hudson/job/Zookeeper-Patch-h8.grid.sp2.yahoo.net/20/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html Console output: http://hudson.zones.apache.org/hudson/job/Zookeeper-Patch-h8.grid.sp2.yahoo.net/20/console This message is automatically generated. > FLE election fails to elect leader > ---------------------------------- > > Key: ZOOKEEPER-512 > URL: https://issues.apache.org/jira/browse/ZOOKEEPER-512 > Project: Zookeeper > Issue Type: Bug > Components: quorum, server > Affects Versions: 3.2.0 > Reporter: Patrick Hunt > Assignee: Flavio Paiva Junqueira > Priority: Blocker > Fix For: 3.3.0 > > Attachments: jst.txt, log3_debug.tar.gz, logs.tar.gz, logs2.tar.gz, > t5_aj.tar.gz, ZOOKEEPER-512.patch, ZOOKEEPER-512.patch, ZOOKEEPER-512.patch, > ZOOKEEPER-512.patch > > > I was doing some fault injection testing of 3.2.1 with ZOOKEEPER-508 patch > applied and noticed that after some time the ensemble failed to re-elect a > leader. > See the attached log files - 5 member ensemble. typically 5 is the leader > Notice that after 16:23:50,525 no quorum is formed, even after 20 minutes > elapses w/no quorum > environment: > I was doing fault injection testing using aspectj. The faults are injected > into socketchannel read/write, I throw exceptions randomly at a 1/200 ratio > (rand.nextFloat() <= .005 => throw IOException > You can see when a fault is injected in the log via: > 2009-08-19 16:57:09,568 - INFO [Thread-74:readrequestfailsintermitten...@38] > - READPACKET FORCED FAIL > vs a read/write that didn't force fail: > 2009-08-19 16:57:09,568 - INFO [Thread-74:readrequestfailsintermitten...@41] > - READPACKET OK > otw standard code/config (straight fle quorum with 5 members) > also see the attached jstack trace. this is for one of the servers. Notice in > particular that the number of sendworkers != the number of recv workers. -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.