[jira] [Commented] (HBASE-5733) AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE.
[ https://issues.apache.org/jira/browse/HBASE-5733?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13287248#comment-13287248 ] Hudson commented on HBASE-5733: --- Integrated in HBase-0.92-security #109 (See [https://builds.apache.org/job/HBase-0.92-security/109/]) HBASE-5733 AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE. (Uma) (Revision 1344354) Result = SUCCESS ramkrishna : Files : * /hbase/branches/0.92/src/main/java/org/apache/hadoop/hbase/master/AssignmentManager.java AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE. - Key: HBASE-5733 URL: https://issues.apache.org/jira/browse/HBASE-5733 Project: HBase Issue Type: Bug Components: master Affects Versions: 0.96.0 Reporter: Uma Maheswara Rao G Assignee: Uma Maheswara Rao G Fix For: 0.92.2, 0.96.0, 0.94.1 Attachments: HBASE-5733.patch, HBASE-5733.patch, HBASE-5733.patch Found while going through the code... AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE as this is directly iterating the nodes from listChildrenAndWatchForNewChildren with-out checking for null. Here also we need to handle with null check like other places. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Commented] (HBASE-5733) AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE.
[ https://issues.apache.org/jira/browse/HBASE-5733?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13287188#comment-13287188 ] Hudson commented on HBASE-5733: --- Integrated in HBase-0.94-security #33 (See [https://builds.apache.org/job/HBase-0.94-security/33/]) HBASE-5733 AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE. (Uma) (Revision 1344352) Result = FAILURE ramkrishna : Files : * /hbase/branches/0.94/src/main/java/org/apache/hadoop/hbase/master/AssignmentManager.java * /hbase/branches/0.94/src/test/java/org/apache/hadoop/hbase/master/TestAssignmentManager.java AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE. - Key: HBASE-5733 URL: https://issues.apache.org/jira/browse/HBASE-5733 Project: HBase Issue Type: Bug Components: master Affects Versions: 0.96.0 Reporter: Uma Maheswara Rao G Assignee: Uma Maheswara Rao G Fix For: 0.92.2, 0.96.0, 0.94.1 Attachments: HBASE-5733.patch, HBASE-5733.patch, HBASE-5733.patch Found while going through the code... AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE as this is directly iterating the nodes from listChildrenAndWatchForNewChildren with-out checking for null. Here also we need to handle with null check like other places. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Commented] (HBASE-5733) AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE.
[ https://issues.apache.org/jira/browse/HBASE-5733?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13285551#comment-13285551 ] ramkrishna.s.vasudevan commented on HBASE-5733: --- I think its better we commit it to 0.94.1 also before Lars could take the Rc. AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE. - Key: HBASE-5733 URL: https://issues.apache.org/jira/browse/HBASE-5733 Project: HBase Issue Type: Bug Components: master Affects Versions: 0.96.0 Reporter: Uma Maheswara Rao G Assignee: Uma Maheswara Rao G Fix For: 0.92.2, 0.96.0, 0.94.1 Attachments: HBASE-5733.patch, HBASE-5733.patch, HBASE-5733.patch Found while going through the code... AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE as this is directly iterating the nodes from listChildrenAndWatchForNewChildren with-out checking for null. Here also we need to handle with null check like other places. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Commented] (HBASE-5733) AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE.
[ https://issues.apache.org/jira/browse/HBASE-5733?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13285873#comment-13285873 ] Hudson commented on HBASE-5733: --- Integrated in HBase-0.94 #233 (See [https://builds.apache.org/job/HBase-0.94/233/]) HBASE-5733 AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE. (Uma) (Revision 1344352) Result = FAILURE ramkrishna : Files : * /hbase/branches/0.94/src/main/java/org/apache/hadoop/hbase/master/AssignmentManager.java * /hbase/branches/0.94/src/test/java/org/apache/hadoop/hbase/master/TestAssignmentManager.java AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE. - Key: HBASE-5733 URL: https://issues.apache.org/jira/browse/HBASE-5733 Project: HBase Issue Type: Bug Components: master Affects Versions: 0.96.0 Reporter: Uma Maheswara Rao G Assignee: Uma Maheswara Rao G Fix For: 0.92.2, 0.96.0, 0.94.1 Attachments: HBASE-5733.patch, HBASE-5733.patch, HBASE-5733.patch Found while going through the code... AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE as this is directly iterating the nodes from listChildrenAndWatchForNewChildren with-out checking for null. Here also we need to handle with null check like other places. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Commented] (HBASE-5733) AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE.
[ https://issues.apache.org/jira/browse/HBASE-5733?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13285960#comment-13285960 ] Hudson commented on HBASE-5733: --- Integrated in HBase-0.92 #433 (See [https://builds.apache.org/job/HBase-0.92/433/]) HBASE-5733 AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE. (Uma) (Revision 1344354) Result = FAILURE ramkrishna : Files : * /hbase/branches/0.92/src/main/java/org/apache/hadoop/hbase/master/AssignmentManager.java AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE. - Key: HBASE-5733 URL: https://issues.apache.org/jira/browse/HBASE-5733 Project: HBase Issue Type: Bug Components: master Affects Versions: 0.96.0 Reporter: Uma Maheswara Rao G Assignee: Uma Maheswara Rao G Fix For: 0.92.2, 0.96.0, 0.94.1 Attachments: HBASE-5733.patch, HBASE-5733.patch, HBASE-5733.patch Found while going through the code... AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE as this is directly iterating the nodes from listChildrenAndWatchForNewChildren with-out checking for null. Here also we need to handle with null check like other places. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Commented] (HBASE-5733) AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE.
[ https://issues.apache.org/jira/browse/HBASE-5733?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13256232#comment-13256232 ] Hudson commented on HBASE-5733: --- Integrated in HBase-TRUNK-security #174 (See [https://builds.apache.org/job/HBase-TRUNK-security/174/]) HBASE-5733 AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE (Uma Maheswara Rao G) (Revision 1327364) Result = FAILURE tedyu : Files : * /hbase/trunk/src/main/java/org/apache/hadoop/hbase/master/AssignmentManager.java * /hbase/trunk/src/test/java/org/apache/hadoop/hbase/master/TestAssignmentManager.java AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE. - Key: HBASE-5733 URL: https://issues.apache.org/jira/browse/HBASE-5733 Project: HBase Issue Type: Bug Components: master Affects Versions: 0.96.0 Reporter: Uma Maheswara Rao G Assignee: Uma Maheswara Rao G Attachments: HBASE-5733.patch, HBASE-5733.patch, HBASE-5733.patch Found while going through the code... AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE as this is directly iterating the nodes from listChildrenAndWatchForNewChildren with-out checking for null. Here also we need to handle with null check like other places. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Commented] (HBASE-5733) AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE.
[
https://issues.apache.org/jira/browse/HBASE-5733?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13255348#comment-13255348
]
Uma Maheswara Rao G commented on HBASE-5733:
Yeah, I just seen that in logs in real cluster with this situation. I will
remove that explicit FATAL log here.
{quote}
2012-04-17 11:18:39,353 FATAL org.apache.hadoop.hbase.master.AssignmentManager:
Problem in getting the children from ZK. Going to abort
2012-04-17 11:18:39,354 FATAL org.apache.hadoop.hbase.master.HMaster: Master
server abort: loaded coprocessors are: []
2012-04-17 11:18:39,354 FATAL org.apache.hadoop.hbase.master.HMaster: Problem
in getting the children from ZK
java.io.IOException: Failed to get the children from ZK
at
org.apache.hadoop.hbase.master.AssignmentManager.processDeadServersAndRegionsInTransition(AssignmentManager.java:398)
at
org.apache.hadoop.hbase.master.AssignmentManager.joinCluster(AssignmentManager.java:347)
at
org.apache.hadoop.hbase.master.HMaster.finishInitialization(HMaster.java:537)
at org.apache.hadoop.hbase.master.HMaster.run(HMaster.java:343)
at java.lang.Thread.run(Thread.java:662)
2012-04-17 11:18:39,355 INFO org.apache.hadoop.hbase.master.HMaster: Aborting
{quote}
AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE.
-
Key: HBASE-5733
URL: https://issues.apache.org/jira/browse/HBASE-5733
Project: HBase
Issue Type: Bug
Components: master
Affects Versions: 0.96.0
Reporter: Uma Maheswara Rao G
Assignee: Uma Maheswara Rao G
Attachments: HBASE-5733.patch, HBASE-5733.patch
Found while going through the code...
AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE
as this is directly iterating the nodes from
listChildrenAndWatchForNewChildren with-out checking for null.
Here also we need to handle with null check like other places.
--
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[jira] [Commented] (HBASE-5733) AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE.
[ https://issues.apache.org/jira/browse/HBASE-5733?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13255732#comment-13255732 ] Hadoop QA commented on HBASE-5733: -- -1 overall. Here are the results of testing the latest attachment http://issues.apache.org/jira/secure/attachment/12522970/HBASE-5733.patch against trunk revision . +1 @author. The patch does not contain any @author tags. +1 tests included. The patch appears to include 3 new or modified tests. +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 appears to introduce 4 new Findbugs (version 1.3.9) warnings. +1 release audit. The applied patch does not increase the total number of release audit warnings. -1 core tests. The patch failed these unit tests: Test results: https://builds.apache.org/job/PreCommit-HBASE-Build/1550//testReport/ Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/1550//artifact/trunk/patchprocess/newPatchFindbugsWarnings.html Console output: https://builds.apache.org/job/PreCommit-HBASE-Build/1550//console This message is automatically generated. AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE. - Key: HBASE-5733 URL: https://issues.apache.org/jira/browse/HBASE-5733 Project: HBase Issue Type: Bug Components: master Affects Versions: 0.96.0 Reporter: Uma Maheswara Rao G Assignee: Uma Maheswara Rao G Attachments: HBASE-5733.patch, HBASE-5733.patch, HBASE-5733.patch Found while going through the code... AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE as this is directly iterating the nodes from listChildrenAndWatchForNewChildren with-out checking for null. Here also we need to handle with null check like other places. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Commented] (HBASE-5733) AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE.
[ https://issues.apache.org/jira/browse/HBASE-5733?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13256153#comment-13256153 ] Uma Maheswara Rao G commented on HBASE-5733: No test failures and some tests skipped, that is unrelated to this change. And findbugs are unrelated. AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE. - Key: HBASE-5733 URL: https://issues.apache.org/jira/browse/HBASE-5733 Project: HBase Issue Type: Bug Components: master Affects Versions: 0.96.0 Reporter: Uma Maheswara Rao G Assignee: Uma Maheswara Rao G Attachments: HBASE-5733.patch, HBASE-5733.patch, HBASE-5733.patch Found while going through the code... AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE as this is directly iterating the nodes from listChildrenAndWatchForNewChildren with-out checking for null. Here also we need to handle with null check like other places. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Commented] (HBASE-5733) AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE.
[ https://issues.apache.org/jira/browse/HBASE-5733?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13256165#comment-13256165 ] Zhihong Yu commented on HBASE-5733: --- From Hadoop QA test output, I didn't find the hanging test. Integrated to trunk. Thanks for the patch Uma. Thanks for the review, Stack. AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE. - Key: HBASE-5733 URL: https://issues.apache.org/jira/browse/HBASE-5733 Project: HBase Issue Type: Bug Components: master Affects Versions: 0.96.0 Reporter: Uma Maheswara Rao G Assignee: Uma Maheswara Rao G Attachments: HBASE-5733.patch, HBASE-5733.patch, HBASE-5733.patch Found while going through the code... AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE as this is directly iterating the nodes from listChildrenAndWatchForNewChildren with-out checking for null. Here also we need to handle with null check like other places. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Commented] (HBASE-5733) AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE.
[ https://issues.apache.org/jira/browse/HBASE-5733?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13256193#comment-13256193 ] Hudson commented on HBASE-5733: --- Integrated in HBase-TRUNK #2779 (See [https://builds.apache.org/job/HBase-TRUNK/2779/]) HBASE-5733 AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE (Uma Maheswara Rao G) (Revision 1327364) Result = FAILURE tedyu : Files : * /hbase/trunk/src/main/java/org/apache/hadoop/hbase/master/AssignmentManager.java * /hbase/trunk/src/test/java/org/apache/hadoop/hbase/master/TestAssignmentManager.java AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE. - Key: HBASE-5733 URL: https://issues.apache.org/jira/browse/HBASE-5733 Project: HBase Issue Type: Bug Components: master Affects Versions: 0.96.0 Reporter: Uma Maheswara Rao G Assignee: Uma Maheswara Rao G Attachments: HBASE-5733.patch, HBASE-5733.patch, HBASE-5733.patch Found while going through the code... AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE as this is directly iterating the nodes from listChildrenAndWatchForNewChildren with-out checking for null. Here also we need to handle with null check like other places. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Commented] (HBASE-5733) AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE.
[
https://issues.apache.org/jira/browse/HBASE-5733?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13254757#comment-13254757
]
Zhihong Yu commented on HBASE-5733:
---
@Uma:
Can you generate a patch for trunk ?
I got the following when I tried to apply your patch to trunk:
{code}
[ERROR]
/Users/zhihyu/trunk-hbase/src/test/java/org/apache/hadoop/hbase/master/TestAssignmentManager.java:[495,75]
unreported exception com.google.protobuf.ServiceException; must be caught or
declared to be thrown
{code}
AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE.
-
Key: HBASE-5733
URL: https://issues.apache.org/jira/browse/HBASE-5733
Project: HBase
Issue Type: Bug
Components: master
Affects Versions: 0.96.0
Reporter: Uma Maheswara Rao G
Assignee: Uma Maheswara Rao G
Attachments: HBASE-5733.patch
Found while going through the code...
AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE
as this is directly iterating the nodes from
listChildrenAndWatchForNewChildren with-out checking for null.
Here also we need to handle with null check like other places.
--
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[jira] [Commented] (HBASE-5733) AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE.
[
https://issues.apache.org/jira/browse/HBASE-5733?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13254841#comment-13254841
]
Zhihong Yu commented on HBASE-5733:
---
Minor comment:
Similar sentence appears 3 times below:
{code}
+ LOG.fatal(Problem in getting the children from ZK. Going to abort);
+ master.abort(Problem in getting the children from ZK, new IOException(
+ Failed to get the children from ZK));
+ return;
{code}
Can Failed to get the children from ZK be shared ?
AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE.
-
Key: HBASE-5733
URL: https://issues.apache.org/jira/browse/HBASE-5733
Project: HBase
Issue Type: Bug
Components: master
Affects Versions: 0.96.0
Reporter: Uma Maheswara Rao G
Assignee: Uma Maheswara Rao G
Attachments: HBASE-5733.patch
Found while going through the code...
AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE
as this is directly iterating the nodes from
listChildrenAndWatchForNewChildren with-out checking for null.
Here also we need to handle with null check like other places.
--
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If you think it was sent incorrectly, please contact your JIRA administrators:
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[jira] [Commented] (HBASE-5733) AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE.
[ https://issues.apache.org/jira/browse/HBASE-5733?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13254880#comment-13254880 ] Uma Maheswara Rao G commented on HBASE-5733: Thanks a lot Ted for the reviews! Updated the patch with your suggestion. AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE. - Key: HBASE-5733 URL: https://issues.apache.org/jira/browse/HBASE-5733 Project: HBase Issue Type: Bug Components: master Affects Versions: 0.96.0 Reporter: Uma Maheswara Rao G Assignee: Uma Maheswara Rao G Attachments: HBASE-5733.patch, HBASE-5733.patch Found while going through the code... AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE as this is directly iterating the nodes from listChildrenAndWatchForNewChildren with-out checking for null. Here also we need to handle with null check like other places. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Commented] (HBASE-5733) AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE.
[ https://issues.apache.org/jira/browse/HBASE-5733?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13254891#comment-13254891 ] Hadoop QA commented on HBASE-5733: -- -1 overall. Here are the results of testing the latest attachment http://issues.apache.org/jira/secure/attachment/12522805/HBASE-5733.patch against trunk revision . +1 @author. The patch does not contain any @author tags. +1 tests included. The patch appears to include 3 new or modified tests. +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 appears to introduce 3 new Findbugs (version 1.3.9) warnings. +1 release audit. The applied patch does not increase the total number of release audit warnings. -1 core tests. The patch failed these unit tests: Test results: https://builds.apache.org/job/PreCommit-HBASE-Build/1538//testReport/ Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/1538//artifact/trunk/patchprocess/newPatchFindbugsWarnings.html Console output: https://builds.apache.org/job/PreCommit-HBASE-Build/1538//console This message is automatically generated. AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE. - Key: HBASE-5733 URL: https://issues.apache.org/jira/browse/HBASE-5733 Project: HBase Issue Type: Bug Components: master Affects Versions: 0.96.0 Reporter: Uma Maheswara Rao G Assignee: Uma Maheswara Rao G Attachments: HBASE-5733.patch, HBASE-5733.patch Found while going through the code... AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE as this is directly iterating the nodes from listChildrenAndWatchForNewChildren with-out checking for null. Here also we need to handle with null check like other places. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Commented] (HBASE-5733) AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE.
[ https://issues.apache.org/jira/browse/HBASE-5733?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13254950#comment-13254950 ] Hadoop QA commented on HBASE-5733: -- -1 overall. Here are the results of testing the latest attachment http://issues.apache.org/jira/secure/attachment/12522828/HBASE-5733.patch against trunk revision . +1 @author. The patch does not contain any @author tags. +1 tests included. The patch appears to include 3 new or modified tests. +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 appears to introduce 3 new Findbugs (version 1.3.9) warnings. +1 release audit. The applied patch does not increase the total number of release audit warnings. -1 core tests. The patch failed these unit tests: org.apache.hadoop.hbase.regionserver.TestServerCustomProtocol Test results: https://builds.apache.org/job/PreCommit-HBASE-Build/1540//testReport/ Findbugs warnings: https://builds.apache.org/job/PreCommit-HBASE-Build/1540//artifact/trunk/patchprocess/newPatchFindbugsWarnings.html Console output: https://builds.apache.org/job/PreCommit-HBASE-Build/1540//console This message is automatically generated. AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE. - Key: HBASE-5733 URL: https://issues.apache.org/jira/browse/HBASE-5733 Project: HBase Issue Type: Bug Components: master Affects Versions: 0.96.0 Reporter: Uma Maheswara Rao G Assignee: Uma Maheswara Rao G Attachments: HBASE-5733.patch, HBASE-5733.patch Found while going through the code... AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE as this is directly iterating the nodes from listChildrenAndWatchForNewChildren with-out checking for null. Here also we need to handle with null check like other places. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Commented] (HBASE-5733) AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE.
[ https://issues.apache.org/jira/browse/HBASE-5733?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13255303#comment-13255303 ] Uma Maheswara Rao G commented on HBASE-5733: Test failure and findbugs are urelated to this change. I ran the test several times. Once it failed out of 10 runs without the patch. Will check the test failure separately as it is not related. AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE. - Key: HBASE-5733 URL: https://issues.apache.org/jira/browse/HBASE-5733 Project: HBase Issue Type: Bug Components: master Affects Versions: 0.96.0 Reporter: Uma Maheswara Rao G Assignee: Uma Maheswara Rao G Attachments: HBASE-5733.patch, HBASE-5733.patch Found while going through the code... AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE as this is directly iterating the nodes from listChildrenAndWatchForNewChildren with-out checking for null. Here also we need to handle with null check like other places. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Commented] (HBASE-5733) AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE.
[ https://issues.apache.org/jira/browse/HBASE-5733?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13255313#comment-13255313 ] stack commented on HBASE-5733: -- Patch looks good to me. I like the test. The LOG.fatal is redundant. The master abort does a log fatal. Else patch is good. AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE. - Key: HBASE-5733 URL: https://issues.apache.org/jira/browse/HBASE-5733 Project: HBase Issue Type: Bug Components: master Affects Versions: 0.96.0 Reporter: Uma Maheswara Rao G Assignee: Uma Maheswara Rao G Attachments: HBASE-5733.patch, HBASE-5733.patch Found while going through the code... AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE as this is directly iterating the nodes from listChildrenAndWatchForNewChildren with-out checking for null. Here also we need to handle with null check like other places. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Commented] (HBASE-5733) AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE.
[ https://issues.apache.org/jira/browse/HBASE-5733?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13250835#comment-13250835 ] Uma Maheswara Rao G commented on HBASE-5733: When we can not get the children due to ZK problem, we may not be able to mark as failover as there is no nodes. In-fact currently it will throw NPE. Do we need to shutdown the master in this case? or we can retry? AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE. - Key: HBASE-5733 URL: https://issues.apache.org/jira/browse/HBASE-5733 Project: HBase Issue Type: Bug Components: master Affects Versions: 0.96.0 Reporter: Uma Maheswara Rao G Assignee: Uma Maheswara Rao G Found while going through the code... AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE as this is directly iterating the nodes from listChildrenAndWatchForNewChildren with-out checking for null. Here also we need to handle with null check like other places. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Commented] (HBASE-5733) AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE.
[ https://issues.apache.org/jira/browse/HBASE-5733?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13250848#comment-13250848 ] Zhihong Yu commented on HBASE-5733: --- We should retry in this scenario. AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE. - Key: HBASE-5733 URL: https://issues.apache.org/jira/browse/HBASE-5733 Project: HBase Issue Type: Bug Components: master Affects Versions: 0.96.0 Reporter: Uma Maheswara Rao G Assignee: Uma Maheswara Rao G Found while going through the code... AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE as this is directly iterating the nodes from listChildrenAndWatchForNewChildren with-out checking for null. Here also we need to handle with null check like other places. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Commented] (HBASE-5733) AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE.
[ https://issues.apache.org/jira/browse/HBASE-5733?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13250865#comment-13250865 ] ramkrishna.s.vasudevan commented on HBASE-5733: --- Already it is a RecoverableZookeeper right. So we again retrying may be redundant. AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE. - Key: HBASE-5733 URL: https://issues.apache.org/jira/browse/HBASE-5733 Project: HBase Issue Type: Bug Components: master Affects Versions: 0.96.0 Reporter: Uma Maheswara Rao G Assignee: Uma Maheswara Rao G Found while going through the code... AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE as this is directly iterating the nodes from listChildrenAndWatchForNewChildren with-out checking for null. Here also we need to handle with null check like other places. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Commented] (HBASE-5733) AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE.
[ https://issues.apache.org/jira/browse/HBASE-5733?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13250900#comment-13250900 ] stack commented on HBASE-5733: -- If can't get to zk, then all bets are off (As Ram says, if connectionloss issues, RZK will retry under the covers). AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE. - Key: HBASE-5733 URL: https://issues.apache.org/jira/browse/HBASE-5733 Project: HBase Issue Type: Bug Components: master Affects Versions: 0.96.0 Reporter: Uma Maheswara Rao G Assignee: Uma Maheswara Rao G Found while going through the code... AssignmentManager#processDeadServersAndRegionsInTransition can fail with NPE as this is directly iterating the nodes from listChildrenAndWatchForNewChildren with-out checking for null. Here also we need to handle with null check like other places. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira
