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https://issues.apache.org/jira/browse/CASSANDRA-8689?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14301596#comment-14301596
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Jeff Liu commented on CASSANDRA-8689:
-------------------------------------
Surprised to know that there are so much information behind this blur java
assertion error. Thank you Benedict for the info. What is the impact of this
issue without fix? are in some kind of compacting danger ? I guess I'm really
asking for the criticality of this issue. Thanks.
> Assertion error in 2.1.2: ERROR [IndexSummaryManager:1]
> -------------------------------------------------------
>
> Key: CASSANDRA-8689
> URL: https://issues.apache.org/jira/browse/CASSANDRA-8689
> Project: Cassandra
> Issue Type: Bug
> Reporter: Jeff Liu
> Fix For: 2.1.3
>
>
> After upgrading a 6 nodes cassandra from 2.1.0 to 2.1.2, start getting the
> following assertion error.
> {noformat}
> ERROR [IndexSummaryManager:1] 2015-01-26 20:55:40,451
> CassandraDaemon.java:153 - Exception in thread
> Thread[IndexSummaryManager:1,1,main]
> java.lang.AssertionError: null
> at org.apache.cassandra.io.util.Memory.size(Memory.java:307)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.io.sstable.IndexSummary.getOffHeapSize(IndexSummary.java:192)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.io.sstable.SSTableReader.getIndexSummaryOffHeapSize(SSTableReader.java:1070)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.io.sstable.IndexSummaryManager.redistributeSummaries(IndexSummaryManager.java:292)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.io.sstable.IndexSummaryManager.redistributeSummaries(IndexSummaryManager.java:238)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.io.sstable.IndexSummaryManager$1.runMayThrow(IndexSummaryManager.java:139)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> org.apache.cassandra.concurrent.DebuggableScheduledThreadPoolExecutor$UncomplainingRunnable.run(DebuggableScheduledThreadPoolExecutor.java:77)
> ~[apache-cassandra-2.1.2.jar:2.1.2]
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
> [na:1.7.0_45]
> at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304)
> [na:1.7.0_45]
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178)
> [na:1.7.0_45]
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
> [na:1.7.0_45]
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> [na:1.7.0_45]
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> [na:1.7.0_45]
> at java.lang.Thread.run(Thread.java:744) [na:1.7.0_45]
> {noformat}
> cassandra service is still running despite the issue. Node has total 8G
> memory with 2G allocated to heap. We are basically running read queries to
> retrieve data out of cassandra.
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