Navjyot Nishant created CASSANDRA-11063: -------------------------------------------
Summary: Unable to compute ceiling for max when histogram overflowed Key: CASSANDRA-11063 URL: https://issues.apache.org/jira/browse/CASSANDRA-11063 Project: Cassandra Issue Type: Bug Components: Compaction Environment: Cassandra 2.1.9 on RHEL Reporter: Navjyot Nishant Issue https://issues.apache.org/jira/browse/CASSANDRA-8028 seems related with error we are getting. But we are getting this with Cassandra 2.1.9 when autocompaction is running it keeps throwing following errors, we are unsure if its a bug or can be resolved, please suggest. ERROR [CompactionExecutor:3] 2016-01-23 11:52:50,197 CassandraDaemon.java:223 - Exception in thread Thread[CompactionExecutor:3,1,main] java.lang.IllegalStateException: Unable to compute ceiling for max when histogram overflowed at org.apache.cassandra.utils.EstimatedHistogram.mean(EstimatedHistogram.java:203) ~[apache-cassandra-2.1.9.jar:2.1.9] at org.apache.cassandra.io.sstable.metadata.StatsMetadata.getEstimatedDroppableTombstoneRatio(StatsMetadata.java:98) ~[apache-cassandra-2.1.9.jar:2.1 at org.apache.cassandra.io.sstable.SSTableReader.getEstimatedDroppableTombstoneRatio(SSTableReader.java:1987) ~[apache-cassandra-2.1.9.jar:2.1.9] at org.apache.cassandra.db.compaction.AbstractCompactionStrategy.worthDroppingTombstones(AbstractCompactionStrategy.java:370) ~[apache-cassandra-2.1. at org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy.getNextBackgroundSSTables(SizeTieredCompactionStrategy.java:96) ~[apache-cassandra at org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy.getNextBackgroundTask(SizeTieredCompactionStrategy.java:179) ~[apache-cassandra-2. at org.apache.cassandra.db.compaction.WrappingCompactionStrategy.getNextBackgroundTask(WrappingCompactionStrategy.java:84) ~[apache-cassandra-2.1.9.j at org.apache.cassandra.db.compaction.CompactionManager$BackgroundCompactionCandidate.run(CompactionManager.java:230) ~[apache-cassandra-2.1.9.jar:2. at java.util.concurrent.Executors$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] -- This message was sent by Atlassian JIRA (v6.3.4#6332)