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https://issues.apache.org/jira/browse/CASSANDRA-12394?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15409648#comment-15409648
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Ryan Svihla commented on CASSANDRA-12394:
-----------------------------------------
Appears to be a dupe to https://issues.apache.org/jira/browse/CASSANDRA-12014
though it also affects 2.1.x same issue
> Node crashes during compaction with assertion error checking length of
> entries for IndexSummaryBuilder
> ------------------------------------------------------------------------------------------------------
>
> Key: CASSANDRA-12394
> URL: https://issues.apache.org/jira/browse/CASSANDRA-12394
> Project: Cassandra
> Issue Type: Bug
> Components: Compaction
> Reporter: Ryan Svihla
> Priority: Blocker
>
> This limit appears to be arbitrarily Integer.MAX the rest of the values are
> all referencing a type of long. Worse when this is encountered the node
> crashes. Seems to be introduced in
> https://issues.apache.org/jira/browse/CASSANDRA-8757
> Sstables are 350-440gb
> Relevant code is
> https://github.com/apache/cassandra/blob/cassandra-2.1/src/java/org/apache/cassandra/io/sstable/IndexSummaryBuilder.java#L171
> stack trace:
> [CompactionExecutor:47340] 2016-07-17 04:55:08,966 CassandraDaemon.java:229
> - Exception in thread Thread[CompactionExecutor:47340,1,main]
> java.lang.AssertionError: null
> at
> org.apache.cassandra.io.sstable.IndexSummaryBuilder.maybeAddEntry(IndexSummaryBuilder.java:171)
> ~[cassandra-all-2.1.12.1046.jar:2.1.12.1046]
> at
> org.apache.cassandra.io.sstable.SSTableWriter$IndexWriter.append(SSTableWriter.java:634)
> ~[cassandra-all-2.1.12.1046.jar:2.1.12.1046]
> at
> org.apache.cassandra.io.sstable.SSTableWriter.afterAppend(SSTableWriter.java:179)
> ~[cassandra-all-2.1.12.1046.jar:2.1.12.1046]
> at
> org.apache.cassandra.io.sstable.SSTableWriter.append(SSTableWriter.java:205)
> ~[cassandra-all-2.1.12.1046.jar:2.1.12.1046]
> at
> org.apache.cassandra.io.sstable.SSTableRewriter.append(SSTableRewriter.java:126)
> ~[cassandra-all-2.1.12.1046.jar:2.1.12.1046]
> at
> org.apache.cassandra.db.compaction.CompactionTask.runMayThrow(CompactionTask.java:197)
> ~[cassandra-all-2.1.12.1046.jar:2.1.12.1046]
> at
> org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28)
> ~[cassandra-all-2.1.12.1046.jar:2.1.12.1046]
> at
> org.apache.cassandra.db.compaction.CompactionTask.executeInternal(CompactionTask.java:73)
> ~[cassandra-all-2.1.12.1046.jar:2.1.12.1046]
> at
> org.apache.cassandra.db.compaction.AbstractCompactionTask.execute(AbstractCompactionTask.java:59)
> ~[cassandra-all-2.1.12.1046.jar:2.1.12.1046]
> at
> org.apache.cassandra.db.compaction.CompactionManager$BackgroundCompactionCandidate.run(CompactionManager.java:263)
> ~[cassandra-all-2.1.12.1046.jar:2.1.12.1046]
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
> ~[na:1.7.0_51]
> at java.util.concurrent.FutureTask.run(FutureTask.java:262)
> ~[na:1.7.0_51]
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> ~[na:1.7.0_51]
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> [na:1.7.0_51]
> at java.lang.Thread.run(Thread.java:744) [na:1.7.0_51]
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