linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Rohit Seth <rohit.seth@intel.com>
To: Nick Piggin <nickpiggin@yahoo.com.au>
Cc: Christoph Lameter <clameter@engr.sgi.com>,
	akpm@osdl.org, linux-mm@kvack.org,
	Mattia Dongili <malattia@linux.it>,
	linux-kernel@vger.kernel.org, steiner@sgi.com
Subject: Re: [patch] Reset the high water marks in CPUs pcp list
Date: Thu, 29 Sep 2005 09:34:19 -0700	[thread overview]
Message-ID: <1128011659.3735.3.camel@akash.sc.intel.com> (raw)
In-Reply-To: <433B8E76.9080005@yahoo.com.au>

On Thu, 2005-09-29 at 16:49 +1000, Nick Piggin wrote:

> I don't see that there would be any problems with playing with the
> ->high and ->low numbers so long as they are a reasonable multiple
> of batch, however I would question the merit of setting the high
> watermark of the cold queue to ->batch + 1 (should really stay at
> 2*batch IMO).
> 

I agree that this watermark is little low at this point.  But that is
mainly because currently we don't have a way to drain the pcps for low
memory conditions.  Once I add that support, I will bump up the high
water marks.

Can you share a list of specific workloads that you ran earlier while
fixing these numbers.

-rohit


  reply	other threads:[~2005-09-29 16:27 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-09-28 17:50 [patch] Reset the high water marks in CPUs pcp list Seth, Rohit
2005-09-28 20:01 ` Christoph Lameter
2005-09-28 20:26   ` Rohit Seth
2005-09-28 21:09     ` Christoph Lameter
2005-09-28 21:32       ` Rohit Seth
2005-09-28 21:56         ` Christoph Lameter
2005-09-29  1:12           ` Rohit Seth
2005-09-29  6:49           ` Nick Piggin
2005-09-29 16:34             ` Rohit Seth [this message]
2005-09-28 21:18   ` Martin J. Bligh
2005-09-28 21:55     ` Christoph Lameter

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=1128011659.3735.3.camel@akash.sc.intel.com \
    --to=rohit.seth@intel.com \
    --cc=akpm@osdl.org \
    --cc=clameter@engr.sgi.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=malattia@linux.it \
    --cc=nickpiggin@yahoo.com.au \
    --cc=steiner@sgi.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).