Re: HBase regionserver SIGSEGV periodically

2016-06-15 Thread Harry Waye
This seems to have resolve the issue, no sigsegv seen... yet. Thanks Esteban Harry On Fri, Jun 10, 2016 at 6:08 PM Esteban Gutierrez wrote: > Hi Harry, > > As you mentioned, moving to JDK8 is a good idea. There are many known > issues with G1GC and JDK7 that make using the G1 collector unrelia

Re: HBase regionserver SIGSEGV periodically

2016-06-10 Thread Esteban Gutierrez
Hi Harry, As you mentioned, moving to JDK8 is a good idea. There are many known issues with G1GC and JDK7 that make using the G1 collector unreliable and you will see that kind of crashes once in a while. cheers, esteban. -- Cloudera, Inc. On Fri, Jun 10, 2016 at 9:35 AM, Harry Waye wrote:

HBase regionserver SIGSEGV periodically

2016-06-10 Thread Harry Waye
Our regionservers are periodically seg faulting, roughly once a day, and I would appreciate some help debugging. Some version details: Java HotSpot(TM) 64-Bit Server VM (24.80-b11) for linux-amd64 JRE (1.7.0_80-b15), built on Apr 10 2015 19:53:14 by "java_re" with gcc 4.3.0 20080428 (Red Hat 4.3.0