Request for review: 8007018 RFE: -XX:+UseLargePages does not work with CDS

David Holmes david.holmes at oracle.com
Mon May 6 21:28:05 PDT 2013


Hi Harold,

Is there any requirement that the VM that generates the shared archive, 
and the VMs that use it, run with the same value of UseLargePages (and 
other large-page related values) ?

Thanks,
David

On 4/05/2013 3:31 AM, harold seigel wrote:
> Hi,
>
> Please review this fix for bug 8007018.
>
> There is no reason why UseLargePages does not work with CDS.  So, the
> fix is to remove the explicit restriction of UseLargePages with CDS from
> arguments.cpp and then test.
>
> Testing was done with -XX:+UseLargePages -X:share<dump|on> on 64 bit
> Linux and 64 bit Solaris using JCK lang and vm tests and applicable UTE
> vm.quick.testlist and vm.mlvm.testlist tests.
>
> Open webrev at http://cr.openjdk.java.net/~hseigel/bug_8007018/
> <http://cr.openjdk.java.net/%7Ehseigel/bug_8007018/>
>
> Bug link at http://bugs.sun.com/view_bug.do?bug_id=8007018
>
> Thanks, Harold


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