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Richard Low commented on CASSANDRA-3845: ---------------------------------------- I've just hit this on 1.0.7. The assertion failure is assert (copyDone+workdone) <= oldlen; so does look to be a high-scale-lib bug. There is a [ticket|http://sourceforge.net/tracker/?func=detail&aid=3485061&group_id=194172&atid=948362] on the high-scale-lib tracker. > AssertionError in ExpiringMap during inserts > -------------------------------------------- > > Key: CASSANDRA-3845 > URL: https://issues.apache.org/jira/browse/CASSANDRA-3845 > Project: Cassandra > Issue Type: Bug > Components: Core > Affects Versions: 1.1.0 > Reporter: Brandon Williams > > {noformat} > ERROR 20:34:43,981 Fatal exception in thread Thread[Thrift:17,5,main] > java.lang.AssertionError > at > org.cliffc.high_scale_lib.NonBlockingHashMap$CHM.copy_check_and_promote(NonBlockingHashMap.java:982) > at > org.cliffc.high_scale_lib.NonBlockingHashMap$CHM.help_copy_impl(NonBlockingHashMap.java:936) > at > org.cliffc.high_scale_lib.NonBlockingHashMap$CHM.access$500(NonBlockingHashMap.java:707) > at > org.cliffc.high_scale_lib.NonBlockingHashMap.help_copy(NonBlockingHashMap.java:700) > at > org.cliffc.high_scale_lib.NonBlockingHashMap.putIfMatch(NonBlockingHashMap.java:613) > at > org.cliffc.high_scale_lib.NonBlockingHashMap.putIfMatch(NonBlockingHashMap.java:348) > at > org.cliffc.high_scale_lib.NonBlockingHashMap.put(NonBlockingHashMap.java:311) > at org.apache.cassandra.utils.ExpiringMap.put(ExpiringMap.java:152) > at > org.apache.cassandra.net.MessagingService.addCallback(MessagingService.java:354) > at > org.apache.cassandra.net.MessagingService.sendRR(MessagingService.java:392) > at > org.apache.cassandra.net.MessagingService.sendRR(MessagingService.java:374) > at > org.apache.cassandra.service.StorageProxy.sendMessages(StorageProxy.java:410) > at > org.apache.cassandra.service.StorageProxy.sendToHintedEndpoints(StorageProxy.java:339) > at > org.apache.cassandra.service.StorageProxy$2.apply(StorageProxy.java:120) > at > org.apache.cassandra.service.StorageProxy.performWrite(StorageProxy.java:255) > at > org.apache.cassandra.service.StorageProxy.mutate(StorageProxy.java:194) > at > org.apache.cassandra.thrift.CassandraServer.doInsert(CassandraServer.java:638) > at > org.apache.cassandra.thrift.CassandraServer.internal_batch_mutate(CassandraServer.java:589) > at > org.apache.cassandra.thrift.CassandraServer.batch_mutate(CassandraServer.java:597) > at > org.apache.cassandra.thrift.Cassandra$Processor$batch_mutate.getResult(Cassandra.java:3112) > at > org.apache.cassandra.thrift.Cassandra$Processor$batch_mutate.getResult(Cassandra.java:3100) > at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:32) > at org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:34) > at > org.apache.cassandra.thrift.CustomTThreadPoolServer$WorkerProcess.run(CustomTThreadPoolServer.java:187) > 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) > {noformat} -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira