linux-mm.kvack.org archive mirror
 help / color / mirror / Atom feed
From: Christoph Lameter <cl@linux.com>
To: Ben Greear <greearb@candelatech.com>
Cc: Pekka Enberg <penberg@kernel.org>,
	Marcin Slusarz <marcin.slusarz@gmail.com>,
	Matt Mackall <mpm@selenic.com>,
	LKML <linux-kernel@vger.kernel.org>,
	rientjes@google.com, linux-mm@kvack.org
Subject: Re: [PATCH] slub: reduce overhead of slub_debug
Date: Thu, 7 Jul 2011 13:42:57 -0500 (CDT)	[thread overview]
Message-ID: <alpine.DEB.2.00.1107071341120.21719@router.home> (raw)
In-Reply-To: <4E15FB3E.9050108@candelatech.com>

On Thu, 7 Jul 2011, Ben Greear wrote:

> The more painful you make it, the less likely folks are to use it
> in environments that actually reproduce bugs, so I think it's quite
> short-sighted to reject such performance improvements out of hand.
>
> And what if some production machine has funny crashes in a specific
> work-load....wouldn't it be nice if it could enable debugging and
> still perform well enough to do it's job?

Sure if there would be significant improvements that accomplish what
you claim above then that would be certainly worthwhile. Come up with
patches like that please.


--
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/ .
Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>

  reply	other threads:[~2011-07-07 18:43 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-06-26 19:39 Marcin Slusarz
2011-06-28 19:32 ` Christoph Lameter
2011-06-28 19:40   ` David Daney
2011-06-28 20:58     ` David Rientjes
2011-06-28 21:04       ` Ben Greear
2011-06-28 21:10         ` David Rientjes
2011-06-28 21:16       ` Dave Jones
2011-07-07 18:07 ` Pekka Enberg
2011-07-07 18:17   ` Christoph Lameter
2011-07-07 18:30     ` Ben Greear
2011-07-07 18:42       ` Christoph Lameter [this message]
2011-07-07 18:54         ` Ben Greear
2011-07-07 18:30     ` Matt Mackall
2011-07-07 18:52     ` Pekka Enberg
2011-07-07 18:55       ` Matt Mackall
2011-07-07 19:12       ` Christoph Lameter
2011-07-07 19:21         ` David Miller
2011-07-07 19:49           ` Pekka Enberg
2011-07-07 20:12             ` Christoph Lameter
2011-07-08  5:23               ` Andi Kleen
2011-07-08 17:41                 ` Christoph Lameter
2011-07-08  5:38               ` Pekka Enberg

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=alpine.DEB.2.00.1107071341120.21719@router.home \
    --to=cl@linux.com \
    --cc=greearb@candelatech.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=marcin.slusarz@gmail.com \
    --cc=mpm@selenic.com \
    --cc=penberg@kernel.org \
    --cc=rientjes@google.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