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List:       openjdk-hotspot-gc-use
Subject:    Re: Large heap size, slow concurrent marking causing frequent full GC
From:       Thomas Schatzl <thomas.schatzl () oracle ! com>
Date:       2017-11-18 15:43:33
Message-ID: 1511019813.6199.3.camel () oracle ! com
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Hi,

On Sat, 2017-11-18 at 05:49 +0000, Timur Akhmadeev wrote:
> Hi,
> 
> You should also try using huge pages. With large heaps it's a must
> thing to do I think.

  we've seen both improvements and regressions when using huge pages on
apparently suitable applications, so please check whether performance
actually improves.

Also, enabling huge pages does not fix the underlying problem presented
in the previously linked video.

Thanks,
  Thomas

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