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Merge branch 'cassandra-2.1' into trunk

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commit e449450b8a18eabe0d2a3e62a2978c13199302af 2 parents 2766711 + bbad16b
@driftx driftx authored
Showing with 4 additions and 0 deletions.
  1. +1 −0  CHANGES.txt
  2. +3 −0  conf/cassandra-env.sh
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1  CHANGES.txt
@@ -39,6 +39,7 @@ Merged from 2.0:
* Optimize single partition batch statements (CASSANDRA-6737)
* Disallow post-query re-ordering when paging (CASSANDRA-6722)
* Fix potential paging bug with deleted columns (CASSANDRA-6748)
+ * Add CMSClassUnloadingEnabled JVM option (CASSANDRA-6541)
* Catch memtable flush exceptions during shutdown (CASSANDRA-6735)
* Fix upgradesstables NPE for non-CF-based indexes (CASSANDRA-6645)
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3  conf/cassandra-env.sh
@@ -168,6 +168,9 @@ then
JVM_OPTS="$JVM_OPTS -javaagent:$CASSANDRA_HOME/lib/jamm-0.2.6.jar"
fi
+# some JVMs will fill up their heap when accessed via JMX, see CASSANDRA-6541
+JVM_OPTS="$JVM_OPTS -XX:+CMSClassUnloadingEnabled"
+
# enable thread priorities, primarily so we can give periodic tasks
# a lower priority to avoid interfering with client workload
JVM_OPTS="$JVM_OPTS -XX:+UseThreadPriorities"
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