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Study Hsueh edited comment on CASSANDRA-9607 at 6/18/15 5:43 PM: ----------------------------------------------------------------- I had uploaded heap dump when OOM occurred: http://54.199.247.66/java_1434380208.hprof 2015-06-15 13:40:41,200 upgrade to 2.1.6 2015-06-17 18:32:40,740 whole cluster went down was (Author: study): cassandra configuration heap dump when oom: http://54.199.247.66/java_1434380208.hprof > Get high load after upgrading from 2.1.3 to cassandra 2.1.6 > ----------------------------------------------------------- > > Key: CASSANDRA-9607 > URL: https://issues.apache.org/jira/browse/CASSANDRA-9607 > Project: Cassandra > Issue Type: Bug > Environment: OS: > CentOS 6 * 4 > Ubuntu 14.04 * 2 > JDK: Oracle JDK 7, Oracle JDK 8 > VM: Azure VM Standard A3 * 6 > RAM: 7 GB > Cores: 4 > Reporter: Study Hsueh > Priority: Critical > Attachments: cassandra.yaml, load.png, log.zip > > > After upgrading cassandra version from 2.1.3 to 2.1.6, the average load of my > cassandra cluster grows from 0.x~1.x to 3.x~6.x. > What kind of additional information should I provide for this problem? -- This message was sent by Atlassian JIRA (v6.3.4#6332)