----------------------------------------------------------- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/34264/#review83915 -----------------------------------------------------------
Ship it! Ship It! - Vitalyi Brodetskyi On Травень 15, 2015, 10:46 до полудня, Andrew Onischuk wrote: > > ----------------------------------------------------------- > This is an automatically generated e-mail. To reply, visit: > https://reviews.apache.org/r/34264/ > ----------------------------------------------------------- > > (Updated Травень 15, 2015, 10:46 до полудня) > > > Review request for Ambari and Vitalyi Brodetskyi. > > > Bugs: AMBARI-11162 > https://issues.apache.org/jira/browse/AMBARI-11162 > > > Repository: ambari > > > Description > ------- > > It is dangerous for the NameNode to keep running if it encounters > `OutOfMemoryError`. There is some legacy code in the RPC handling layer that > catches `OutOfMemoryError`, and we're not going to be able to revert this > code. Instead, we can kill it externally by setting a JVM option. We would > like Ambari to configure the NameNode to run with this option: > > > > > -XX:OnOutOfMemoryError="kill -9 %p" > > > This can be set in `HADOOP_NAMENODE_OPTS` in hadoop-env.sh. > > > Diffs > ----- > > > ambari-server/src/main/resources/stacks/HDP/2.3/services/HDFS/configuration/hadoop-env.xml > 108805f > > Diff: https://reviews.apache.org/r/34264/diff/ > > > Testing > ------- > > mvn clean test > > > Thanks, > > Andrew Onischuk > >
