RFR:7191817:-XX:+UseSerialGC -XX:+UseLargePages crashes with SIGFPE on MacOS X

[Yumin Qi]

Thank you, Coleen and Harold for the review!

Yumin

On 12/13/2013 11:26 AM, Zhengyu Gu wrote:
> Good to me.
>
> -Zhengyu
>
> On 12/13/2013 1:32 PM, Yumin Qi wrote:
>> Please review the backport for 7191817 to jdk7u60:
>>
>> http://cr.openjdk.java.net/~minqi/7191817 
>> <http://cr.openjdk.java.net/%7Eminqi/7191817>
>>
>> Summary: Disable UseLargePages for BSD platforms.
>>
>> Tests: JPRT, jtreg. Manual tests with
>>
>> -XX:+UseSerialGC -XX:+UseLargePages -version
>>
>> 1) NO fix:
>>
>> sc14ie05:jtreg btravers$ $J7/bin/java -XX:+UseSerialGC 
>> -XX:+UseLargePages -version
>> #
>> # A fatal error has been detected by the Java Runtime Environment:
>> #
>> #  SIGFPE (0x8) at pc=0x000000010ce027e0, pid=16984, tid=8195
>> #
>> # JRE version:  (7.0_60-b01) (build )
>> # Java VM: Java HotSpot(TM) 64-Bit Server VM (24.60-b03 mixed mode 
>> bsd-amd64 compressed oops)
>> # Problematic frame:
>> # V  [libjvm.dylib+0x27f7e0]  lcm(unsigned long, unsigned long)+0x1f
>> #
>> # Failed to write core dump. Core dumps have been disabled. To enable 
>> core dumping, try "ulimit -c unlimited" before starting Java again
>> #
>> # An error report file with more information is saved as:
>> # /Users/btravers/yqi/test/jtreg/hs_err_pid16984.log
>> Phoning home...
>> Abort trap: 6
>>
>>
>> 2) FIX:
>> sc14ie05:jtreg btravers$ $J7/bin/java -XX:+UseSerialGC 
>> -XX:+UseLargePages -version
>> Java HotSpot(TM) 64-Bit Server VM warning: -XX:+UseLargePages is 
>> disabled in this release.
>> java version "1.7.0_60-ea"
>> Java(TM) SE Runtime Environment (build 1.7.0_60-ea-b01)
>> Java HotSpot(TM) 64-Bit Server VM (build 24.60-b04-internal, mixed mode)
>>
>>
>>
>> Thanks
>> Yumin
>