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Posted to commits@cassandra.apache.org by "Radim Kolar (Commented) (JIRA)" <ji...@apache.org> on 2011/10/04 17:20:34 UTC
[jira] [Commented] (CASSANDRA-3306) Error in
LeveledCompactionStrategy
[ https://issues.apache.org/jira/browse/CASSANDRA-3306?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13120207#comment-13120207 ]
Radim Kolar commented on CASSANDRA-3306:
----------------------------------------
another problem. why not store data in some system CF? would be probably safer choice.
ERROR [CompactionExecutor:5] 2011-10-04 17:13:13,922 AbstractCassandraDaemon.java (line 133) Fatal exception in thread Thread[CompactionExecutor:5,5,main]
java.io.IOError: java.io.IOException: Failed to rename \var\lib\cassandra\data\test\sipdb.json to \var\lib\cassandra\data\test\sipdb-old.json
at org.apache.cassandra.db.compaction.LeveledManifest.serialize(LeveledManifest.java:382)
at org.apache.cassandra.db.compaction.LeveledManifest.promote(LeveledManifest.java:182)
at org.apache.cassandra.db.compaction.LeveledCompactionStrategy.handleNotification(LeveledCompactionStrategy.java:152)
at org.apache.cassandra.db.DataTracker.notifySSTablesChanged(DataTracker.java:466)
at org.apache.cassandra.db.DataTracker.replace(DataTracker.java:275)
at org.apache.cassandra.db.DataTracker.replaceCompactedSSTables(DataTracker.java:232)
at org.apache.cassandra.db.ColumnFamilyStore.replaceCompactedSSTables(ColumnFamilyStore.java:960)
at org.apache.cassandra.db.compaction.CompactionTask.execute(CompactionTask.java:199)
at org.apache.cassandra.db.compaction.LeveledCompactionTask.execute(LeveledCompactionTask.java:47)
at org.apache.cassandra.db.compaction.CompactionManager$1.call(CompactionManager.java:131)
at org.apache.cassandra.db.compaction.CompactionManager$1.call(CompactionManager.java:114)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
at java.util.concurrent.FutureTask.run(FutureTask.java:138)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
at java.lang.Thread.run(Thread.java:662)
Caused by: java.io.IOException: Failed to rename \var\lib\cassandra\data\test\sipdb.json to \var\lib\cassandra\data\test\sipdb-old.json
at org.apache.cassandra.io.util.FileUtils.renameWithConfirm(FileUtils.java:64)
at org.apache.cassandra.db.compaction.LeveledManifest.serialize(LeveledManifest.java:375)
... 15 more
> Error in LeveledCompactionStrategy
> ----------------------------------
>
> Key: CASSANDRA-3306
> URL: https://issues.apache.org/jira/browse/CASSANDRA-3306
> Project: Cassandra
> Issue Type: Bug
> Affects Versions: 1.0.0
> Reporter: Radim Kolar
> Priority: Critical
>
> during stress testing, i always get this error making leveledcompaction strategy unusable. Should be easy to reproduce - just write fast.
> ERROR [CompactionExecutor:6] 2011-10-04 15:48:52,179 AbstractCassandraDaemon.java (line 133) Fatal exception in thread Thread[CompactionExecutor:6,5,main]
> java.lang.AssertionError
> at org.apache.cassandra.db.DataTracker$View.newSSTables(DataTracker.java:580)
> at org.apache.cassandra.db.DataTracker$View.replace(DataTracker.java:546)
> at org.apache.cassandra.db.DataTracker.replace(DataTracker.java:268)
> at org.apache.cassandra.db.DataTracker.replaceCompactedSSTables(DataTracker.java:232)
> at org.apache.cassandra.db.ColumnFamilyStore.replaceCompactedSSTables(ColumnFamilyStore.java:960)
> at org.apache.cassandra.db.compaction.CompactionTask.execute(CompactionTask.java:199)
> at org.apache.cassandra.db.compaction.LeveledCompactionTask.execute(LeveledCompactionTask.java:47)
> at org.apache.cassandra.db.compaction.CompactionManager$1.call(CompactionManager.java:131)
> at org.apache.cassandra.db.compaction.CompactionManager$1.call(CompactionManager.java:114)
> at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
> at java.util.concurrent.FutureTask.run(FutureTask.java:138)
> at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
> at java.lang.Thread.run(Thread.java:662)
> and this is in json data for table:
> {
> "generations" : [ {
> "generation" : 0,
> "members" : [ 459, 460, 461, 462, 463, 464, 465, 466, 467, 468, 469, 470, 471, 472, 473, 474, 475, 476, 477, 478, 479, 480, 481, 482, 483, 484 ]
> }, {
> "generation" : 1,
> "members" : [ ]
> }, {
> "generation" : 2,
> "members" : [ ]
> }, {
> "generation" : 3,
> "members" : [ ]
> }, {
> "generation" : 4,
> "members" : [ ]
> }, {
> "generation" : 5,
> "members" : [ ]
> }, {
> "generation" : 6,
> "members" : [ ]
> }, {
> "generation" : 7,
> "members" : [ ]
> } ]
> }
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