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https://issues.apache.org/jira/browse/CASSANDRA-7316?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14066395#comment-14066395
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Robert Stupp edited comment on CASSANDRA-7316 at 7/18/14 2:24 PM:
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[~ala.alkhaldi] don't know if it helps, but did you try this :
http://msdn.microsoft.com/en-us/library/ms190730.aspx
and this: {{-XX:LargePageSizeInBytes=...}}
http://www.oracle.com/technetwork/java/javase/tech/vmoptions-jsp-140102.html
edit: VMMap tool (sysinternals) shows memory layout of a process - maybe it
helps.
was (Author: snazy):
[~ala.alkhaldi] don't know if it helps, but did you try this :
http://msdn.microsoft.com/en-us/library/ms190730.aspx
and this: {{-XX:LargePageSizeInBytes=...}}
http://www.oracle.com/technetwork/java/javase/tech/vmoptions-jsp-140102.html
> Windows feature parity - lock JVM in memory to prevent swapping
> ---------------------------------------------------------------
>
> Key: CASSANDRA-7316
> URL: https://issues.apache.org/jira/browse/CASSANDRA-7316
> Project: Cassandra
> Issue Type: Improvement
> Reporter: Joshua McKenzie
> Assignee: Ala' Alkhaldi
> Priority: Minor
> Labels: Windows, perfomance
> Fix For: 3.0
>
>
> Similar to mlockall() in CLibrary.java for linux, it would be nice to lock
> the virtual address space on Windows to prevent page faults.
> One option: Reference API:
> http://msdn.microsoft.com/en-us/library/windows/desktop/aa366895(v=vs.85).aspx
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