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HADOOP-9127. Update documentation for ZooKeeper Failover Controller. Contributed by Daisuke Kobayashi. 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1421593 13f79535-47bb-0310-9956-ffa450edef68
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Aaron Myers 2012-12-13 22:44:44 +00:00
parent 6a29bf5703
commit f21ec6ebde
2 changed files with 69 additions and 0 deletions
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3
hadoop-common-project/hadoop-common/CHANGES.txt
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@ -92,6 +92,9 @@ Release 2.0.3-alpha - Unreleased
HADOOP-9093. Move all the Exception in PathExceptions to o.a.h.fs package.
(suresh)
HADOOP-9127. Update documentation for ZooKeeper Failover Controller.
(Daisuke Kobayashi via atm)
OPTIMIZATIONS
HADOOP-8866. SampleQuantiles#query is O(N^2) instead of O(N). (Andrew Wang

66
hadoop-common-project/hadoop-common/src/main/resources/core-default.xml
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@ -1113,4 +1113,70 @@
</description>
</property>
<!-- ha properties -->
<property>
<name>ha.health-monitor.connect-retry-interval.ms</name>
<value>1000</value>
<description>
How often to retry connecting to the service.
</description>
</property>
<property>
<name>ha.health-monitor.check-interval.ms</name>
<value>1000</value>
<description>
How often to check the service.
</description>
</property>
<property>
<name>ha.health-monitor.sleep-after-disconnect.ms</name>
<value>1000</value>
<description>
How long to sleep after an unexpected RPC error.
</description>
</property>
<property>
<name>ha.health-monitor.rpc-timeout.ms</name>
<value>45000</value>
<description>
Timeout for the actual monitorHealth() calls.
</description>
</property>
<property>
<name>ha.failover-controller.new-active.rpc-timeout.ms</name>
<value>60000</value>
<description>
Timeout that the FC waits for the new active to become active
</description>
</property>
<property>
<name>ha.failover-controller.graceful-fence.rpc-timeout.ms</name>
<value>5000</value>
<description>
Timeout that the FC waits for the old active to go to standby
</description>
</property>
<property>
<name>ha.failover-controller.graceful-fence.connection.retries</name>
<value>1</value>
<description>
FC connection retries for graceful fencing
</description>
</property>
<property>
<name>ha.failover-controller.cli-check.rpc-timeout.ms</name>
<value>20000</value>
<description>
Timeout that the CLI (manual) FC waits for monitorHealth, getServiceState
</description>
</property>
</configuration>