On Fri, Jul 30, 2010 at 9:58 AM, Matthew Toseland
<[email protected]> wrote:
> On Friday 30 July 2010 17:02:35 Cory Nelson wrote:
>> I know that at least Windows lets you lock pages in RAM.  Maybe Java
>> has a launch option that does this?  Even better would be to use large
>> pages, which are more efficient (lowers overhead and TLB cache misses)
>> and are also locked in RAM.
>
> No, not practical given java is garbage collected, and not supported anyway 
> afaik. Unless maybe some recent nio change?

Large pages seem to work with -XX:+UseLargePages

Found here:
http://www.oracle.com/technetwork/java/javase/tech/largememory-jsp-137182.html
http://www.oracle.com/technetwork/java/javase/tech/vmoptions-jsp-140102.html


-- 
Cory Nelson
http://int64.org
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