[TEZ-3258] Jvm Checker does not ignore DisableExplicitGC when checking JVM GC options

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.7.1, 0.8.1-alpha
• Fix Version/s: 0.7.2, 0.9.0, 0.8.4
• Flags: Important
• Assignee: Fengdong Yu
• Reporter: Fengdong Yu
• Created: 16/May/16 03:11
• Updated: 18/May/16 07:47
• Resolved: 17/May/16 16:19

Description

My JVM options including these options:

-XX:+DisableExplicitGC
-XX:+UseParNewGC
-XX:+UseConcMarkSweepGC

and configured hive on tez(hive:1.2.1, tez:0.8.2),then there is obviously bug:

2016-05-13T15:41:20,453 DEBUG  [ae26296f-0822-4bb0-b258-08850fed397b ae26296f-0822-4bb0-b258-08850fed397b main]: common.JavaOptsChecker (JavaOptsChecker.java:checkOpts(78)) - Found clashing GC opts, conflicting GC Values=[DisableExplicitGC, UseConcMarkSweepGC, UseParNewGC]