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Ship it! Ship It! - Sumit Mohanty On Jan. 6, 2016, 9:58 p.m., Sid Wagle wrote: > > ----------------------------------------------------------- > This is an automatically generated e-mail. To reply, visit: > https://reviews.apache.org/r/41994/ > ----------------------------------------------------------- > > (Updated Jan. 6, 2016, 9:58 p.m.) > > > Review request for Ambari, Alejandro Fernandez, Aravindan Vijayan, and Sumit > Mohanty. > > > Bugs: AMBARI-14572 > https://issues.apache.org/jira/browse/AMBARI-14572 > > > Repository: ambari > > > Description > ------- > > Found out that we are not setting property > "hbase.zookeeper.property.tickTime" for embedded mode. > The AMS system initialization was stuck on Zookeeper being unresponsive for a > few minutes right at the start of the cluster. > The possible cause is still unknown, only explanation is a long gc pause . > However, Zookeeper session timedout on start. with the following message: > {code} > 2016-01-05 10:24:10,000 INFO [SessionTracker] server.ZooKeeperServer: > Expiring session 0x152114fb0060001, timeout of 40000ms exceeded > {code} > We set the session timeout to 120 seconds however the server session expires > in 20 * _default_tick_time_ (2 seconds) > We can definitely increase this 3 fold by setting a property which should > alleviate this situation. > *Note*: After auto-start brings up the daemon a second time, this does not > reoccur. > {code} > 2016-01-05 10:23:24,906 INFO [main] zookeeper.ZooKeeper: Initiating client > connection, connectString=localhost:61181 sessionTimeout=120000 > watcher=master:484800x0, quorum=localhost:61181, baseZNode=/ams-hbase-unsecure > {code} > > > Diffs > ----- > > > ambari-server/src/main/java/org/apache/ambari/server/upgrade/UpgradeCatalog221.java > f5efde4 > > ambari-server/src/main/resources/common-services/AMBARI_METRICS/0.1.0/configuration/ams-hbase-site.xml > 12c1be9 > > ambari-server/src/test/java/org/apache/ambari/server/upgrade/UpgradeCatalog221Test.java > ec8beef > > Diff: https://reviews.apache.org/r/41994/diff/ > > > Testing > ------- > > UpgradeCatalog test pass. > > > Thanks, > > Sid Wagle > >
