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Hadoop QA commented on HBASE-14370: ----------------------------------- {color:red}-1 overall{color}. Here are the results of testing the latest attachment http://issues.apache.org/jira/secure/attachment/12755178/14370-v8.txt against master branch at commit 0f0cdc5131913e1d82e9099c0a8e000c2ac97754. ATTACHMENT ID: 12755178 {color:green}+1 @author{color}. The patch does not contain any @author tags. {color:green}+1 tests included{color}. The patch appears to include 9 new or modified tests. {color:green}+1 hadoop versions{color}. The patch compiles with all supported hadoop versions (2.4.0 2.4.1 2.5.0 2.5.1 2.5.2 2.6.0 2.7.0 2.7.1) {color:green}+1 javac{color}. The applied patch does not increase the total number of javac compiler warnings. {color:green}+1 protoc{color}. The applied patch does not increase the total number of protoc compiler warnings. {color:green}+1 javadoc{color}. The javadoc tool did not generate any warning messages. {color:green}+1 checkstyle{color}. The applied patch does not increase the total number of checkstyle errors {color:green}+1 findbugs{color}. The patch does not introduce any new Findbugs (version 2.0.3) warnings. {color:green}+1 release audit{color}. The applied patch does not increase the total number of release audit warnings. {color:green}+1 lineLengths{color}. The patch does not introduce lines longer than 100 {color:green}+1 site{color}. The mvn post-site goal succeeds with this patch. {color:red}-1 core tests{color}. The patch failed these unit tests: {color:red}-1 core zombie tests{color}. There are 1 zombie test(s): at org.apache.hadoop.hbase.regionserver.TestRegionReplicas.testRefreshStoreFiles(TestRegionReplicas.java:237) at org.apache.camel.component.jetty.HttpEndpointUriEncodingIssueTest.testEndpointUriEncodingIssue(HttpEndpointUriEncodingIssueTest.java:32) Test results: https://builds.apache.org/job/PreCommit-HBASE-Build/15530//testReport/ Release Findbugs (version 2.0.3) warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/15530//artifact/patchprocess/newFindbugsWarnings.html Checkstyle Errors: https://builds.apache.org/job/PreCommit-HBASE-Build/15530//artifact/patchprocess/checkstyle-aggregate.html Console output: https://builds.apache.org/job/PreCommit-HBASE-Build/15530//console This message is automatically generated. > Use separate thread for calling ZKPermissionWatcher#refreshNodes() > ------------------------------------------------------------------ > > Key: HBASE-14370 > URL: https://issues.apache.org/jira/browse/HBASE-14370 > Project: HBase > Issue Type: Bug > Affects Versions: 0.98.0 > Reporter: Ted Yu > Assignee: Ted Yu > Attachments: 14370-v1.txt, 14370-v3.txt, 14370-v5.txt, 14370-v7.txt, > 14370-v8.txt, 14370-wait-nofity-v2.txt, 14370-wait-nofity.txt, > hbase-14370_v4.patch > > > I came off a support case (0.98.0) where main zk thread was seen doing the > following: > {code} > at > org.apache.hadoop.hbase.security.access.ZKPermissionWatcher.refreshAuthManager(ZKPermissionWatcher.java:152) > at > org.apache.hadoop.hbase.security.access.ZKPermissionWatcher.refreshNodes(ZKPermissionWatcher.java:135) > at > org.apache.hadoop.hbase.security.access.ZKPermissionWatcher.nodeChildrenChanged(ZKPermissionWatcher.java:121) > at > org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher.process(ZooKeeperWatcher.java:348) > at > org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:519) > at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:495) > {code} > There were 62000 nodes under /acl due to lack of fix from HBASE-12635, > leading to slowness in table creation because zk notification for region > offline was blocked by the above. > The attached patch separates refreshNodes() call into its own thread. > Thanks to Enis and Devaraj for offline discussion. -- This message was sent by Atlassian JIRA (v6.3.4#6332)