[jira] [Updated] (CASSANDRA-8182) Comparison method violates its general contract in IndexSummaryManager.redistributeSummaries

2014-10-28 Thread Tyler Hobbs (JIRA) 

 [ 
https://issues.apache.org/jira/browse/CASSANDRA-8182?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Tyler Hobbs updated CASSANDRA-8182:
---
Attachment: 8182-v2.txt

The v2 patch moves the comparator to a static inner class.

 Comparison method violates its general contract in 
 IndexSummaryManager.redistributeSummaries
 

 Key: CASSANDRA-8182
 URL: https://issues.apache.org/jira/browse/CASSANDRA-8182
 Project: Cassandra
  Issue Type: Bug
  Components: Core
 Environment: 2.1.0
Reporter: Juho Mäkinen
Assignee: Tyler Hobbs
Priority: Minor
 Fix For: 2.1.2

 Attachments: 8182-v2.txt, 8182.txt


 I found this exception while going over the logs of my new 2.1.0 production 
 candidate cluster:
 {noformat}
 ERROR [IndexSummaryManager:1] 2014-10-23 14:37:56,727 
 CassandraDaemon.java:166 - Exception in thread 
 Thread[IndexSummaryManager:1,1,main]
 java.lang.IllegalArgumentException: Comparison method violates its general 
 contract!
 at java.util.TimSort.mergeLo(TimSort.java:747) ~[na:1.7.0_67]
 at java.util.TimSort.mergeAt(TimSort.java:483) ~[na:1.7.0_67]
 at java.util.TimSort.mergeCollapse(TimSort.java:408) ~[na:1.7.0_67]
 at java.util.TimSort.sort(TimSort.java:214) ~[na:1.7.0_67]
 at java.util.TimSort.sort(TimSort.java:173) ~[na:1.7.0_67]
 at java.util.Arrays.sort(Arrays.java:659) ~[na:1.7.0_67]
 at java.util.Collections.sort(Collections.java:217) ~[na:1.7.0_67]
 at 
 org.apache.cassandra.io.sstable.IndexSummaryManager.redistributeSummaries(IndexSummaryManager.java:277)
  ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 org.apache.cassandra.io.sstable.IndexSummaryManager.redistributeSummaries(IndexSummaryManager.java:238)
  ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 org.apache.cassandra.io.sstable.IndexSummaryManager$1.runMayThrow(IndexSummaryManager.java:139)
  ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28) 
 ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 org.apache.cassandra.concurrent.DebuggableScheduledThreadPoolExecutor$UncomplainingRunnable.run(DebuggableScheduledThreadPoolExecutor.java:75)
  ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) 
 [na:1.7.0_67]
 at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304) 
 [na:1.7.0_67]
 at 
 java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178)
  [na:1.7.0_67]
 at 
 java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
  [na:1.7.0_67]
 at 
 java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
  [na:1.7.0_67]
 at 
 java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
  [na:1.7.0_67]
 at java.lang.Thread.run(Thread.java:745) [na:1.7.0_67]
 {noformat}
 There's some other cases of invalid comparison methods in the past, but not 
 from this case.



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[jira] [Updated] (CASSANDRA-8182) Comparison method violates its general contract in IndexSummaryManager.redistributeSummaries

2014-10-24 Thread Sylvain Lebresne (JIRA) 

 [ 
https://issues.apache.org/jira/browse/CASSANDRA-8182?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Sylvain Lebresne updated CASSANDRA-8182:

Assignee: Tyler Hobbs

 Comparison method violates its general contract in 
 IndexSummaryManager.redistributeSummaries
 

 Key: CASSANDRA-8182
 URL: https://issues.apache.org/jira/browse/CASSANDRA-8182
 Project: Cassandra
  Issue Type: Bug
 Environment: 2.1.0
Reporter: Juho Mäkinen
Assignee: Tyler Hobbs

 I found this exception while going over the logs of my new 2.1.0 production 
 candidate cluster:
 ERROR [IndexSummaryManager:1] 2014-10-23 14:37:56,727 
 CassandraDaemon.java:166 - Exception in thread 
 Thread[IndexSummaryManager:1,1,main]
 java.lang.IllegalArgumentException: Comparison method violates its general 
 contract!
 at java.util.TimSort.mergeLo(TimSort.java:747) ~[na:1.7.0_67]
 at java.util.TimSort.mergeAt(TimSort.java:483) ~[na:1.7.0_67]
 at java.util.TimSort.mergeCollapse(TimSort.java:408) ~[na:1.7.0_67]
 at java.util.TimSort.sort(TimSort.java:214) ~[na:1.7.0_67]
 at java.util.TimSort.sort(TimSort.java:173) ~[na:1.7.0_67]
 at java.util.Arrays.sort(Arrays.java:659) ~[na:1.7.0_67]
 at java.util.Collections.sort(Collections.java:217) ~[na:1.7.0_67]
 at 
 org.apache.cassandra.io.sstable.IndexSummaryManager.redistributeSummaries(IndexSummaryManager.java:277)
  ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 org.apache.cassandra.io.sstable.IndexSummaryManager.redistributeSummaries(IndexSummaryManager.java:238)
  ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 org.apache.cassandra.io.sstable.IndexSummaryManager$1.runMayThrow(IndexSummaryManager.java:139)
  ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28) 
 ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 org.apache.cassandra.concurrent.DebuggableScheduledThreadPoolExecutor$UncomplainingRunnable.run(DebuggableScheduledThreadPoolExecutor.java:75)
  ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) 
 [na:1.7.0_67]
 at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304) 
 [na:1.7.0_67]
 at 
 java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178)
  [na:1.7.0_67]
 at 
 java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
  [na:1.7.0_67]
 at 
 java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
  [na:1.7.0_67]
 at 
 java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
  [na:1.7.0_67]
 at java.lang.Thread.run(Thread.java:745) [na:1.7.0_67]
 There's some other cases of invalid comparison methods in the past, but not 
 from this case.



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[jira] [Updated] (CASSANDRA-8182) Comparison method violates its general contract in IndexSummaryManager.redistributeSummaries

2014-10-24 Thread Sylvain Lebresne (JIRA) 

 [ 
https://issues.apache.org/jira/browse/CASSANDRA-8182?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Sylvain Lebresne updated CASSANDRA-8182:

Fix Version/s: 2.1.2

 Comparison method violates its general contract in 
 IndexSummaryManager.redistributeSummaries
 

 Key: CASSANDRA-8182
 URL: https://issues.apache.org/jira/browse/CASSANDRA-8182
 Project: Cassandra
  Issue Type: Bug
 Environment: 2.1.0
Reporter: Juho Mäkinen
Assignee: Tyler Hobbs
 Fix For: 2.1.2


 I found this exception while going over the logs of my new 2.1.0 production 
 candidate cluster:
 ERROR [IndexSummaryManager:1] 2014-10-23 14:37:56,727 
 CassandraDaemon.java:166 - Exception in thread 
 Thread[IndexSummaryManager:1,1,main]
 java.lang.IllegalArgumentException: Comparison method violates its general 
 contract!
 at java.util.TimSort.mergeLo(TimSort.java:747) ~[na:1.7.0_67]
 at java.util.TimSort.mergeAt(TimSort.java:483) ~[na:1.7.0_67]
 at java.util.TimSort.mergeCollapse(TimSort.java:408) ~[na:1.7.0_67]
 at java.util.TimSort.sort(TimSort.java:214) ~[na:1.7.0_67]
 at java.util.TimSort.sort(TimSort.java:173) ~[na:1.7.0_67]
 at java.util.Arrays.sort(Arrays.java:659) ~[na:1.7.0_67]
 at java.util.Collections.sort(Collections.java:217) ~[na:1.7.0_67]
 at 
 org.apache.cassandra.io.sstable.IndexSummaryManager.redistributeSummaries(IndexSummaryManager.java:277)
  ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 org.apache.cassandra.io.sstable.IndexSummaryManager.redistributeSummaries(IndexSummaryManager.java:238)
  ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 org.apache.cassandra.io.sstable.IndexSummaryManager$1.runMayThrow(IndexSummaryManager.java:139)
  ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28) 
 ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 org.apache.cassandra.concurrent.DebuggableScheduledThreadPoolExecutor$UncomplainingRunnable.run(DebuggableScheduledThreadPoolExecutor.java:75)
  ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) 
 [na:1.7.0_67]
 at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304) 
 [na:1.7.0_67]
 at 
 java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178)
  [na:1.7.0_67]
 at 
 java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
  [na:1.7.0_67]
 at 
 java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
  [na:1.7.0_67]
 at 
 java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
  [na:1.7.0_67]
 at java.lang.Thread.run(Thread.java:745) [na:1.7.0_67]
 There's some other cases of invalid comparison methods in the past, but not 
 from this case.



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[jira] [Updated] (CASSANDRA-8182) Comparison method violates its general contract in IndexSummaryManager.redistributeSummaries

2014-10-24 Thread Sylvain Lebresne (JIRA) 

 [ 
https://issues.apache.org/jira/browse/CASSANDRA-8182?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Sylvain Lebresne updated CASSANDRA-8182:

Priority: Minor  (was: Major)

 Comparison method violates its general contract in 
 IndexSummaryManager.redistributeSummaries
 

 Key: CASSANDRA-8182
 URL: https://issues.apache.org/jira/browse/CASSANDRA-8182
 Project: Cassandra
  Issue Type: Bug
 Environment: 2.1.0
Reporter: Juho Mäkinen
Assignee: Tyler Hobbs
Priority: Minor
 Fix For: 2.1.2


 I found this exception while going over the logs of my new 2.1.0 production 
 candidate cluster:
 ERROR [IndexSummaryManager:1] 2014-10-23 14:37:56,727 
 CassandraDaemon.java:166 - Exception in thread 
 Thread[IndexSummaryManager:1,1,main]
 java.lang.IllegalArgumentException: Comparison method violates its general 
 contract!
 at java.util.TimSort.mergeLo(TimSort.java:747) ~[na:1.7.0_67]
 at java.util.TimSort.mergeAt(TimSort.java:483) ~[na:1.7.0_67]
 at java.util.TimSort.mergeCollapse(TimSort.java:408) ~[na:1.7.0_67]
 at java.util.TimSort.sort(TimSort.java:214) ~[na:1.7.0_67]
 at java.util.TimSort.sort(TimSort.java:173) ~[na:1.7.0_67]
 at java.util.Arrays.sort(Arrays.java:659) ~[na:1.7.0_67]
 at java.util.Collections.sort(Collections.java:217) ~[na:1.7.0_67]
 at 
 org.apache.cassandra.io.sstable.IndexSummaryManager.redistributeSummaries(IndexSummaryManager.java:277)
  ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 org.apache.cassandra.io.sstable.IndexSummaryManager.redistributeSummaries(IndexSummaryManager.java:238)
  ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 org.apache.cassandra.io.sstable.IndexSummaryManager$1.runMayThrow(IndexSummaryManager.java:139)
  ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28) 
 ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 org.apache.cassandra.concurrent.DebuggableScheduledThreadPoolExecutor$UncomplainingRunnable.run(DebuggableScheduledThreadPoolExecutor.java:75)
  ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) 
 [na:1.7.0_67]
 at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304) 
 [na:1.7.0_67]
 at 
 java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178)
  [na:1.7.0_67]
 at 
 java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
  [na:1.7.0_67]
 at 
 java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
  [na:1.7.0_67]
 at 
 java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
  [na:1.7.0_67]
 at java.lang.Thread.run(Thread.java:745) [na:1.7.0_67]
 There's some other cases of invalid comparison methods in the past, but not 
 from this case.



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[jira] [Updated] (CASSANDRA-8182) Comparison method violates its general contract in IndexSummaryManager.redistributeSummaries

2014-10-24 Thread Tyler Hobbs (JIRA) 

 [ 
https://issues.apache.org/jira/browse/CASSANDRA-8182?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Tyler Hobbs updated CASSANDRA-8182:
---
Description: 
I found this exception while going over the logs of my new 2.1.0 production 
candidate cluster:

{noformat}
ERROR [IndexSummaryManager:1] 2014-10-23 14:37:56,727 CassandraDaemon.java:166 
- Exception in thread Thread[IndexSummaryManager:1,1,main]
java.lang.IllegalArgumentException: Comparison method violates its general 
contract!
at java.util.TimSort.mergeLo(TimSort.java:747) ~[na:1.7.0_67]
at java.util.TimSort.mergeAt(TimSort.java:483) ~[na:1.7.0_67]
at java.util.TimSort.mergeCollapse(TimSort.java:408) ~[na:1.7.0_67]
at java.util.TimSort.sort(TimSort.java:214) ~[na:1.7.0_67]
at java.util.TimSort.sort(TimSort.java:173) ~[na:1.7.0_67]
at java.util.Arrays.sort(Arrays.java:659) ~[na:1.7.0_67]
at java.util.Collections.sort(Collections.java:217) ~[na:1.7.0_67]
at 
org.apache.cassandra.io.sstable.IndexSummaryManager.redistributeSummaries(IndexSummaryManager.java:277)
 ~[apache-cassandra-2.1.0.jar:2.1.0]
at 
org.apache.cassandra.io.sstable.IndexSummaryManager.redistributeSummaries(IndexSummaryManager.java:238)
 ~[apache-cassandra-2.1.0.jar:2.1.0]
at 
org.apache.cassandra.io.sstable.IndexSummaryManager$1.runMayThrow(IndexSummaryManager.java:139)
 ~[apache-cassandra-2.1.0.jar:2.1.0]
at 
org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28) 
~[apache-cassandra-2.1.0.jar:2.1.0]
at 
org.apache.cassandra.concurrent.DebuggableScheduledThreadPoolExecutor$UncomplainingRunnable.run(DebuggableScheduledThreadPoolExecutor.java:75)
 ~[apache-cassandra-2.1.0.jar:2.1.0]
at 
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) 
[na:1.7.0_67]
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304) 
[na:1.7.0_67]
at 
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178)
 [na:1.7.0_67]
at 
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
 [na:1.7.0_67]
at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) 
[na:1.7.0_67]
at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) 
[na:1.7.0_67]
at java.lang.Thread.run(Thread.java:745) [na:1.7.0_67]
{noformat}

There's some other cases of invalid comparison methods in the past, but not 
from this case.

  was:
I found this exception while going over the logs of my new 2.1.0 production 
candidate cluster:

ERROR [IndexSummaryManager:1] 2014-10-23 14:37:56,727 CassandraDaemon.java:166 
- Exception in thread Thread[IndexSummaryManager:1,1,main]
java.lang.IllegalArgumentException: Comparison method violates its general 
contract!
at java.util.TimSort.mergeLo(TimSort.java:747) ~[na:1.7.0_67]
at java.util.TimSort.mergeAt(TimSort.java:483) ~[na:1.7.0_67]
at java.util.TimSort.mergeCollapse(TimSort.java:408) ~[na:1.7.0_67]
at java.util.TimSort.sort(TimSort.java:214) ~[na:1.7.0_67]
at java.util.TimSort.sort(TimSort.java:173) ~[na:1.7.0_67]
at java.util.Arrays.sort(Arrays.java:659) ~[na:1.7.0_67]
at java.util.Collections.sort(Collections.java:217) ~[na:1.7.0_67]
at 
org.apache.cassandra.io.sstable.IndexSummaryManager.redistributeSummaries(IndexSummaryManager.java:277)
 ~[apache-cassandra-2.1.0.jar:2.1.0]
at 
org.apache.cassandra.io.sstable.IndexSummaryManager.redistributeSummaries(IndexSummaryManager.java:238)
 ~[apache-cassandra-2.1.0.jar:2.1.0]
at 
org.apache.cassandra.io.sstable.IndexSummaryManager$1.runMayThrow(IndexSummaryManager.java:139)
 ~[apache-cassandra-2.1.0.jar:2.1.0]
at 
org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28) 
~[apache-cassandra-2.1.0.jar:2.1.0]
at 
org.apache.cassandra.concurrent.DebuggableScheduledThreadPoolExecutor$UncomplainingRunnable.run(DebuggableScheduledThreadPoolExecutor.java:75)
 ~[apache-cassandra-2.1.0.jar:2.1.0]
at 
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) 
[na:1.7.0_67]
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304) 
[na:1.7.0_67]
at 
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178)
 [na:1.7.0_67]
at 
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
 [na:1.7.0_67]
at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) 
[na:1.7.0_67]
at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) 
[na:1.7.0_67]
at java.lang.Thread.run(Thread.java:745) [na:1.7.0_67]

[jira] [Updated] (CASSANDRA-8182) Comparison method violates its general contract in IndexSummaryManager.redistributeSummaries

2014-10-24 Thread Tyler Hobbs (JIRA) 

 [ 
https://issues.apache.org/jira/browse/CASSANDRA-8182?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Tyler Hobbs updated CASSANDRA-8182:
---
Attachment: 8182.txt

8182.txt uses a map to avoid changing values during the sort.

 Comparison method violates its general contract in 
 IndexSummaryManager.redistributeSummaries
 

 Key: CASSANDRA-8182
 URL: https://issues.apache.org/jira/browse/CASSANDRA-8182
 Project: Cassandra
  Issue Type: Bug
 Environment: 2.1.0
Reporter: Juho Mäkinen
Assignee: Tyler Hobbs
Priority: Minor
 Fix For: 2.1.2

 Attachments: 8182.txt


 I found this exception while going over the logs of my new 2.1.0 production 
 candidate cluster:
 {noformat}
 ERROR [IndexSummaryManager:1] 2014-10-23 14:37:56,727 
 CassandraDaemon.java:166 - Exception in thread 
 Thread[IndexSummaryManager:1,1,main]
 java.lang.IllegalArgumentException: Comparison method violates its general 
 contract!
 at java.util.TimSort.mergeLo(TimSort.java:747) ~[na:1.7.0_67]
 at java.util.TimSort.mergeAt(TimSort.java:483) ~[na:1.7.0_67]
 at java.util.TimSort.mergeCollapse(TimSort.java:408) ~[na:1.7.0_67]
 at java.util.TimSort.sort(TimSort.java:214) ~[na:1.7.0_67]
 at java.util.TimSort.sort(TimSort.java:173) ~[na:1.7.0_67]
 at java.util.Arrays.sort(Arrays.java:659) ~[na:1.7.0_67]
 at java.util.Collections.sort(Collections.java:217) ~[na:1.7.0_67]
 at 
 org.apache.cassandra.io.sstable.IndexSummaryManager.redistributeSummaries(IndexSummaryManager.java:277)
  ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 org.apache.cassandra.io.sstable.IndexSummaryManager.redistributeSummaries(IndexSummaryManager.java:238)
  ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 org.apache.cassandra.io.sstable.IndexSummaryManager$1.runMayThrow(IndexSummaryManager.java:139)
  ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28) 
 ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 org.apache.cassandra.concurrent.DebuggableScheduledThreadPoolExecutor$UncomplainingRunnable.run(DebuggableScheduledThreadPoolExecutor.java:75)
  ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) 
 [na:1.7.0_67]
 at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304) 
 [na:1.7.0_67]
 at 
 java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178)
  [na:1.7.0_67]
 at 
 java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
  [na:1.7.0_67]
 at 
 java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
  [na:1.7.0_67]
 at 
 java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
  [na:1.7.0_67]
 at java.lang.Thread.run(Thread.java:745) [na:1.7.0_67]
 {noformat}
 There's some other cases of invalid comparison methods in the past, but not 
 from this case.



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[jira] [Updated] (CASSANDRA-8182) Comparison method violates its general contract in IndexSummaryManager.redistributeSummaries

2014-10-24 Thread Tyler Hobbs (JIRA) 

 [ 
https://issues.apache.org/jira/browse/CASSANDRA-8182?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Tyler Hobbs updated CASSANDRA-8182:
---
  Component/s: Core
Since Version: 2.1 beta1

 Comparison method violates its general contract in 
 IndexSummaryManager.redistributeSummaries
 

 Key: CASSANDRA-8182
 URL: https://issues.apache.org/jira/browse/CASSANDRA-8182
 Project: Cassandra
  Issue Type: Bug
  Components: Core
 Environment: 2.1.0
Reporter: Juho Mäkinen
Assignee: Tyler Hobbs
Priority: Minor
 Fix For: 2.1.2

 Attachments: 8182.txt


 I found this exception while going over the logs of my new 2.1.0 production 
 candidate cluster:
 {noformat}
 ERROR [IndexSummaryManager:1] 2014-10-23 14:37:56,727 
 CassandraDaemon.java:166 - Exception in thread 
 Thread[IndexSummaryManager:1,1,main]
 java.lang.IllegalArgumentException: Comparison method violates its general 
 contract!
 at java.util.TimSort.mergeLo(TimSort.java:747) ~[na:1.7.0_67]
 at java.util.TimSort.mergeAt(TimSort.java:483) ~[na:1.7.0_67]
 at java.util.TimSort.mergeCollapse(TimSort.java:408) ~[na:1.7.0_67]
 at java.util.TimSort.sort(TimSort.java:214) ~[na:1.7.0_67]
 at java.util.TimSort.sort(TimSort.java:173) ~[na:1.7.0_67]
 at java.util.Arrays.sort(Arrays.java:659) ~[na:1.7.0_67]
 at java.util.Collections.sort(Collections.java:217) ~[na:1.7.0_67]
 at 
 org.apache.cassandra.io.sstable.IndexSummaryManager.redistributeSummaries(IndexSummaryManager.java:277)
  ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 org.apache.cassandra.io.sstable.IndexSummaryManager.redistributeSummaries(IndexSummaryManager.java:238)
  ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 org.apache.cassandra.io.sstable.IndexSummaryManager$1.runMayThrow(IndexSummaryManager.java:139)
  ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28) 
 ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 org.apache.cassandra.concurrent.DebuggableScheduledThreadPoolExecutor$UncomplainingRunnable.run(DebuggableScheduledThreadPoolExecutor.java:75)
  ~[apache-cassandra-2.1.0.jar:2.1.0]
 at 
 java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) 
 [na:1.7.0_67]
 at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304) 
 [na:1.7.0_67]
 at 
 java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178)
  [na:1.7.0_67]
 at 
 java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
  [na:1.7.0_67]
 at 
 java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
  [na:1.7.0_67]
 at 
 java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
  [na:1.7.0_67]
 at java.lang.Thread.run(Thread.java:745) [na:1.7.0_67]
 {noformat}
 There's some other cases of invalid comparison methods in the past, but not 
 from this case.



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