Does the following appear in the command which launched region server ? -XX:OnOutOfMemoryError="kill -9 %p"
There could be multiple reasons for region server process to encounter OOME. Please take a look at HBASE-11544 which fixes a common cause. The fix is in the upcoming 1.1.0 release. Cheers On Tue, May 12, 2015 at 7:41 PM, David chen <[email protected]> wrote: > A RegionServer was killed because OutOfMemory(OOM), although the process > killed can be seen in the Linux message log, but i still have two following > problems: > 1. How to inspect the root reason to cause OOM? > 2 When RegionServer encounters OOM, why can't it free some memories > occupied? if so, whether or not killer will not need. > Any ideas can be appreciated!
