From: Volker Armin Hemmann <volkerarmin@googlemail.com>
To: gentoo-amd64@lists.gentoo.org
Subject: Re: [gentoo-amd64] Re: Advice On Enabling Transparent Hugepage
Date: Fri, 03 May 2013 19:55:48 +0200 [thread overview]
Message-ID: <5183FA24.1090902@googlemail.com> (raw)
In-Reply-To: <20130503121201.38bb3baa289af5cf25be22da@comcast.net>
Am 03.05.2013 18:12, schrieb Frank Peters:
> On Fri, 3 May 2013 05:13:44 +0000 (UTC)
> Duncan <1i5t5.duncan@cox.net> wrote:
>
>>
>> firefox definitely uses transparent huge-pages if they're generally
>> available.
>>
> According to this early benchmark at Phoronix, the improvement for
> system-wide THP use is not that impressive:
>
> http://www.phoronix.com/scan.php?page=article&item=linux_transparent_hugepages&num=1
>
> I think it would probably be best to enable THP in the kernel limited
> to MADV_HUGEPAGE only.
>
why? it has no downsides. Apps use transparent hugepages without knowing
it (that is what the magical transparent means). It does not slow down
things.
Just turn it on.
next prev parent reply other threads:[~2013-05-03 17:55 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-02 20:33 [gentoo-amd64] Advice On Enabling Transparent Hugepage Frank Peters
2013-05-02 21:05 ` Paul Hartman
2013-05-02 22:51 ` Frank Peters
2013-05-03 5:13 ` [gentoo-amd64] " Duncan
2013-05-03 16:12 ` Frank Peters
2013-05-03 17:55 ` Volker Armin Hemmann [this message]
2013-05-02 22:38 ` Duncan
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