From: Jonathan Corbet <corbet@lwn.net>
To: Ebru Akagunduz <ebru.akagunduz@gmail.com>
Cc: linux-mm@kvack.org, riel@redhat.com, mgorman@suse.de,
hughd@google.com, kirill.shutemov@linux.intel.com,
akpm@linux-foundation.org, dave@stgolabs.net,
aulmcquad@gmail.com, sasha.levin@oracle.com, xemul@parallels.com,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] doc: add information about max_ptes_none
Date: Fri, 27 Feb 2015 15:14:44 -0700 [thread overview]
Message-ID: <20150227151444.05ce1b31@lwn.net> (raw)
In-Reply-To: <1424986476-6438-1-git-send-email-ebru.akagunduz@gmail.com>
On Thu, 26 Feb 2015 23:34:36 +0200
Ebru Akagunduz <ebru.akagunduz@gmail.com> wrote:
> max_ptes_none specifies how many extra small pages (that are
> not already mapped) can be allocated when collapsing a group
> of small pages into one large page.
>
> /sys/kernel/mm/transparent_hugepage/khugepaged/max_ptes_none
>
> A higher value leads to use additional memory for programs.
> A lower value leads to gain less thp performance. Value of
> max_ptes_none can waste cpu time very little, you can
> ignore it.
Applied to the docs tree, thanks.
jon
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org. For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
WARNING: multiple messages have this Message-ID (diff)
From: Jonathan Corbet <corbet@lwn.net>
To: Ebru Akagunduz <ebru.akagunduz@gmail.com>
Cc: linux-mm@kvack.org, riel@redhat.com, mgorman@suse.de,
hughd@google.com, kirill.shutemov@linux.intel.com,
akpm@linux-foundation.org, dave@stgolabs.net,
aulmcquad@gmail.com, sasha.levin@oracle.com, xemul@parallels.com,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] doc: add information about max_ptes_none
Date: Fri, 27 Feb 2015 15:14:44 -0700 [thread overview]
Message-ID: <20150227151444.05ce1b31@lwn.net> (raw)
In-Reply-To: <1424986476-6438-1-git-send-email-ebru.akagunduz@gmail.com>
On Thu, 26 Feb 2015 23:34:36 +0200
Ebru Akagunduz <ebru.akagunduz@gmail.com> wrote:
> max_ptes_none specifies how many extra small pages (that are
> not already mapped) can be allocated when collapsing a group
> of small pages into one large page.
>
> /sys/kernel/mm/transparent_hugepage/khugepaged/max_ptes_none
>
> A higher value leads to use additional memory for programs.
> A lower value leads to gain less thp performance. Value of
> max_ptes_none can waste cpu time very little, you can
> ignore it.
Applied to the docs tree, thanks.
jon
next prev parent reply other threads:[~2015-02-27 22:14 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-26 21:34 [PATCH] doc: add information about max_ptes_none Ebru Akagunduz
2015-02-26 21:34 ` Ebru Akagunduz
2015-02-27 22:14 ` Jonathan Corbet [this message]
2015-02-27 22:14 ` Jonathan Corbet
2015-03-02 12:56 ` Sasha Levin
2015-03-02 12:56 ` Sasha Levin
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20150227151444.05ce1b31@lwn.net \
--to=corbet@lwn.net \
--cc=akpm@linux-foundation.org \
--cc=aulmcquad@gmail.com \
--cc=dave@stgolabs.net \
--cc=ebru.akagunduz@gmail.com \
--cc=hughd@google.com \
--cc=kirill.shutemov@linux.intel.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=mgorman@suse.de \
--cc=riel@redhat.com \
--cc=sasha.levin@oracle.com \
--cc=xemul@parallels.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.