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Posted to dev@cassandra.apache.org by Gaurav Bhatnagar <ga...@gmail.com> on 2016/06/14 22:38:52 UTC
Re: [jira] [Comment Edited] (CASSANDRA-12009) Nodetool scrub crashes:
java.lang.OutOfMemoryError: Map failed
Seems like a virtual memory limit.
On Tue, Jun 14, 2016 at 3:35 PM, Jeremy Hanna (JIRA) <ji...@apache.org>
wrote:
>
> [
> https://issues.apache.org/jira/browse/CASSANDRA-12009?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15330782#comment-15330782
> ]
>
> Jeremy Hanna edited comment on CASSANDRA-12009 at 6/14/16 10:34 PM:
> --------------------------------------------------------------------
>
> This is a limits problem. Often OOMs are not due to limited memory but
> insufficient OS limits for the process.
>
> Check out the output from running
>
> {code}
> ulimit -a
> {code}
>
> or
>
> {code}
> cat /proc/<cassandra pid>/limits
> {code}
>
> What you'll likely need is to make sure your memlock setting is set to
> unlimited. Also recommended is to set nofiles to something like 100000 and
> nproc to 32768.
>
>
>
>
> was (Author: jeromatron):
> This is a limits problem.
>
> Check out the output from running
>
> {code}
> ulimit -a
> {code}
>
> or
>
> {code}
> cat /proc/<cassandra pid>/limits
> {code}
>
> What you'll likely need is to make sure your memlock setting is set to
> unlimited. Also recommended is to set nofiles to something like 100000 and
> nproc to 32768.
>
>
>
> > Nodetool scrub crashes: java.lang.OutOfMemoryError: Map failed
> > --------------------------------------------------------------
> >
> > Key: CASSANDRA-12009
> > URL:
> https://issues.apache.org/jira/browse/CASSANDRA-12009
> > Project: Cassandra
> > Issue Type: Bug
> > Environment: # java -version
> > openjdk version "1.8.0_91"
> > OpenJDK Runtime Environment (build 1.8.0_91-b14)
> > OpenJDK 64-Bit Server VM (build 25.91-b14, mixed mode)
> > # uname -a
> > Linux cassandra-dfs-10-10-160-19 4.4.11-23.53.amzn1.x86_64 #1 SMP Wed
> Jun 1 22:22:50 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux
> > # rpm -qa datastax-ddc
> > datastax-ddc-3.5.0-1.noarch
> > Reporter: Victor Trac
> >
> > Running nodetool scrub fails after a day or two. Originally, the
> instance had 8GB of RAM with 4GB of Xmx/Xms. After seeing the OOM error
> several times, I upgraded the box to a 24GB RAM box, giving 20GB to Xms/Xmx
> to see if it would finish the scrub operation. Both cases failed with the
> same error as below (tried on both the CMS and G1 GC collectors):
> > {code}
> > INFO [Service Thread] 2016-06-14 15:01:17,968 StatusLogger.java:106 -
> system_traces.events 0,0
> > DEBUG [GossipTasks:1] 2016-06-14 15:01:18,019 Gossiper.java:336 -
> Convicting /10.240.0.4 with status removed - alive false
> > WARN [CompactionExecutor:69] 2016-06-14 15:01:18,151
> OutputHandler.java:57 - Error reading row (stacktrace follows):
> > org.apache.cassandra.io.FSReadError: java.io.IOException: Map failed
> > at
> org.apache.cassandra.io.util.ChannelProxy.map(ChannelProxy.java:156)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.util.MmappedRegions$State.add(MmappedRegions.java:280)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.util.MmappedRegions$State.access$400(MmappedRegions.java:216)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.util.MmappedRegions.updateState(MmappedRegions.java:173)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.util.MmappedRegions.<init>(MmappedRegions.java:70)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.util.MmappedRegions.<init>(MmappedRegions.java:58)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.util.MmappedRegions.map(MmappedRegions.java:96)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.util.CompressedSegmentedFile.<init>(CompressedSegmentedFile.java:47)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.util.CompressedSegmentedFile$Builder.complete(CompressedSegmentedFile.java:132)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.util.SegmentedFile$Builder.complete(SegmentedFile.java:177)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.util.SegmentedFile$Builder.buildData(SegmentedFile.java:188)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.sstable.format.big.BigTableWriter.openEarly(BigTableWriter.java:249)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.sstable.SSTableRewriter.maybeReopenEarly(SSTableRewriter.java:176)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.sstable.SSTableRewriter.append(SSTableRewriter.java:128)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.sstable.SSTableRewriter.tryAppend(SSTableRewriter.java:153)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.db.compaction.Scrubber.scrub(Scrubber.java:224)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.db.compaction.CompactionManager.scrubOne(CompactionManager.java:873)
> [apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.db.compaction.CompactionManager.access$300(CompactionManager.java:81)
> [apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.db.compaction.CompactionManager$3.execute(CompactionManager.java:366)
> [apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.db.compaction.CompactionManager$2.call(CompactionManager.java:314)
> [apache-cassandra-3.5.0.jar:3.5.0]
> > at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> [na:1.8.0_91]
> > at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> [na:1.8.0_91]
> > at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> [na:1.8.0_91]
> > at java.lang.Thread.run(Thread.java:745) [na:1.8.0_91]
> > Caused by: java.io.IOException: Map failed
> > at sun.nio.ch.FileChannelImpl.map(FileChannelImpl.java:940)
> ~[na:1.8.0_91]
> > at
> org.apache.cassandra.io.util.ChannelProxy.map(ChannelProxy.java:152)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > ... 23 common frames omitted
> > Caused by: java.lang.OutOfMemoryError: Map failed
> > at sun.nio.ch.FileChannelImpl.map0(Native Method) ~[na:1.8.0_91]
> > at sun.nio.ch.FileChannelImpl.map(FileChannelImpl.java:937)
> ~[na:1.8.0_91]
> > ... 24 common frames omitted
> > WARN [CompactionExecutor:69] 2016-06-14 15:01:18,152
> OutputHandler.java:52 - Row starting at position 31397042159 is unreadable;
> skipping to next
> > WARN [CompactionExecutor:69] 2016-06-14 15:01:18,257
> OutputHandler.java:57 - Error reading row (stacktrace follows):
> > org.apache.cassandra.io.FSReadError: java.io.IOException: Map failed
> > at
> org.apache.cassandra.io.util.ChannelProxy.map(ChannelProxy.java:156)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.util.MmappedRegions$State.add(MmappedRegions.java:280)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.util.MmappedRegions$State.access$400(MmappedRegions.java:216)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.util.MmappedRegions.updateState(MmappedRegions.java:162)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.util.MmappedRegions.<init>(MmappedRegions.java:70)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.util.MmappedRegions.<init>(MmappedRegions.java:58)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.util.MmappedRegions.map(MmappedRegions.java:96)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.util.CompressedSegmentedFile.<init>(CompressedSegmentedFile.java:47)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.util.CompressedSegmentedFile$Builder.complete(CompressedSegmentedFile.java:132)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.util.SegmentedFile$Builder.complete(SegmentedFile.java:177)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.util.SegmentedFile$Builder.buildData(SegmentedFile.java:188)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.sstable.format.big.BigTableWriter.openEarly(BigTableWriter.java:249)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.sstable.SSTableRewriter.maybeReopenEarly(SSTableRewriter.java:176)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.sstable.SSTableRewriter.append(SSTableRewriter.java:128)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.sstable.SSTableRewriter.tryAppend(SSTableRewriter.java:153)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.db.compaction.Scrubber.scrub(Scrubber.java:224)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.db.compaction.CompactionManager.scrubOne(CompactionManager.java:873)
> [apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.db.compaction.CompactionManager.access$300(CompactionManager.java:81)
> [apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.db.compaction.CompactionManager$3.execute(CompactionManager.java:366)
> [apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.db.compaction.CompactionManager$2.call(CompactionManager.java:314)
> [apache-cassandra-3.5.0.jar:3.5.0]
> > at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> [na:1.8.0_91]
> > at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> [na:1.8.0_91]
> > at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> [na:1.8.0_91]
> > at java.lang.Thread.run(Thread.java:745) [na:1.8.0_91]
> > Caused by: java.io.IOException: Map failed
> > at sun.nio.ch.FileChannelImpl.map(FileChannelImpl.java:940)
> ~[na:1.8.0_91]
> > at
> org.apache.cassandra.io.util.ChannelProxy.map(ChannelProxy.java:152)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > ... 23 common frames omitted
> > Caused by: java.lang.OutOfMemoryError: Map failed
> > at sun.nio.ch.FileChannelImpl.map0(Native Method) ~[na:1.8.0_91]
> > at sun.nio.ch.FileChannelImpl.map(FileChannelImpl.java:937)
> ~[na:1.8.0_91]
> > ... 24 common frames omitted
> > WARN [CompactionExecutor:69] 2016-06-14 15:01:18,258
> OutputHandler.java:52 - Row starting at position 31397303324 is unreadable;
> skipping to next
> > WARN [CompactionExecutor:69] 2016-06-14 15:01:18,363
> OutputHandler.java:57 - Error reading row (stacktrace follows):
> > org.apache.cassandra.io.FSReadError: java.io.IOException: Map failed
> > at
> org.apache.cassandra.io.util.ChannelProxy.map(ChannelProxy.java:156)
> ~[apache-cassandra-3.5.0.jar:3.5Gq
> > at
> org.apache.cassandra.io.util.MmappedRegions$State.add(MmappedRegions.java:280)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.util.MmappedRegions$State.access$400(MmappedRegions.java:216)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.util.MmappedRegions.updateState(MmappedRegions.java:162)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.util.MmappedRegions.<init>(MmappedRegions.java:70)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.util.MmappedRegions.<init>(MmappedRegions.java:58)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.util.MmappedRegions.map(MmappedRegions.java:96)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.util.CompressedSegmentedFile.<init>(CompressedSegmentedFile.java:47)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.util.CompressedSegmentedFile$Builder.complete(CompressedSegmentedFile.java:132)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.util.SegmentedFile$Builder.complete(SegmentedFile.java:177)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.util.SegmentedFile$Builder.buildData(SegmentedFile.java:188)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.sstable.format.big.BigTableWriter.openEarly(BigTableWriter.java:249)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.sstable.SSTableRewriter.maybeReopenEarly(SSTableRewriter.java:176)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.sstable.SSTableRewriter.append(SSTableRewriter.java:128)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.io.sstable.SSTableRewriter.tryAppend(SSTableRewriter.java:153)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.db.compaction.Scrubber.scrub(Scrubber.java:224)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.db.compaction.CompactionManager.scrubOne(CompactionManager.java:873)
> [apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.db.compaction.CompactionManager.access$300(CompactionManager.java:81)
> [apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.db.compaction.CompactionManager$3.execute(CompactionManager.java:366)
> [apache-cassandra-3.5.0.jar:3.5.0]
> > at
> org.apache.cassandra.db.compaction.CompactionManager$2.call(CompactionManager.java:314)
> [apache-cassandra-3.5.0.jar:3.5.0]
> > at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> [na:1.8.0_91]
> > at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> [na:1.8.0_91]
> > at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> [na:1.8.0_91]
> > at java.lang.Thread.run(Thread.java:745) [na:1.8.0_91]
> > Caused by: java.io.IOException: Map failed
> > at sun.nio.ch.FileChannelImpl.map(FileChannelImpl.java:940)
> ~[na:1.8.0_91]
> > at
> org.apache.cassandra.io.util.ChannelProxy.map(ChannelProxy.java:152)
> ~[apache-cassandra-3.5.0.jar:3.5.0]
> > ... 23 common frames omitted
> > Caused by: java.lang.OutOfMemoryError: Map failed
> > at sun.nio.ch.FileChannelImpl.map0(Native Method) ~[na:1.8.0_91]
> > at sun.nio.ch.FileChannelImpl.map(FileChannelImpl.java:937)
> ~[na:1.8.0_91]
> > ... 24 common frames omitted
> > WARN [CompactionExecutor:69] 2016-06-14 15:01:18,363
> OutputHandler.java:52 - Row starting at position 31397313498 is unreadable;
> skipping to next
> > {code}
>
>
>
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