From: William Lee Irwin III <wli@holomorphy.com>
To: Jesse Barnes <jbarnes@engr.sgi.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: kernbench on 512p
Date: Thu, 19 Aug 2004 09:22:31 -0700 [thread overview]
Message-ID: <20040819162231.GS11200@holomorphy.com> (raw)
In-Reply-To: <200408191216.33667.jbarnes@engr.sgi.com>
On Thu, Aug 19, 2004 at 12:16:33PM -0400, Jesse Barnes wrote:
> Here's the kernel profile. It would be nice if the patch to show which lock
> is contended got included. I think it was discussed awhile back, but I don't
> have one against the newly merged profiling code.
> [root@ascender root]# readprofile -m System.map | sort -nr | head -30
> 208218076 total 30.1677
> 90036167 ia64_pal_call_static 468938.3698
> 88140492 default_idle 229532.5312
> 10312592 ia64_save_scratch_fpregs 161134.2500
> 10306777 ia64_load_scratch_fpregs 161043.3906
> 8723555 ia64_spinlock_contention 90870.3646
> 121385 rcu_check_quiescent_state 316.1068
> 40464 file_move 180.6429
> 32374 file_kill 144.5268
> 25316 atomic_dec_and_lock 98.8906
> 24814 clear_page 155.0875
> 17709 file_ra_state_init 110.6813
> 17603 clear_page_tables 13.4169
file_move()? file_kill()? I smell files_lock.
-- wli
next prev parent reply other threads:[~2004-08-19 16:22 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-08-19 16:16 kernbench on 512p Jesse Barnes
2004-08-19 16:22 ` William Lee Irwin III [this message]
2004-08-19 16:29 ` David Mosberger
2004-08-19 16:37 ` Jesse Barnes
2004-08-19 16:40 ` David Mosberger
2004-08-19 17:55 ` Alan Cox
2004-08-20 7:53 ` David Mosberger
2004-08-19 18:25 ` Martin J. Bligh
2004-08-19 18:42 ` Jesse Barnes
2004-08-19 21:11 ` Jesse Barnes
2004-08-19 21:24 ` Jesse Barnes
2004-08-19 21:56 ` Martin J. Bligh
2004-08-20 19:36 ` Maneesh Soni
2004-08-19 23:38 ` Paul E. McKenney
2004-08-20 0:16 ` Jesse Barnes
2004-08-20 15:57 ` Paul E. McKenney
2004-08-20 17:24 ` Jesse Barnes
2004-08-20 19:22 ` Manfred Spraul
2004-08-20 20:19 ` Manfred Spraul
2004-08-23 21:23 ` Jesse Barnes
2004-08-23 23:13 ` Jesse Barnes
2004-09-10 19:01 ` Greg Edwards
2004-09-13 18:21 ` Manfred Spraul
2004-09-14 17:52 ` Greg Edwards
2004-09-14 18:16 ` Manfred Spraul
2004-09-14 18:43 ` Greg Edwards
2004-09-14 19:16 ` Manfred Spraul
2004-08-19 21:50 ` Ray Bryant
2004-08-19 22:00 ` Jesse Barnes
2004-08-19 23:03 ` William Lee Irwin III
2004-08-20 17:35 ` William Lee Irwin III
2004-08-20 0:56 ` remove dentry_open::file_ra_init_state() duplicated memset was " Marcelo Tosatti
2004-08-20 6:21 ` Andrew Morton
2004-08-20 7:28 ` Marcelo Tosatti
2004-08-20 8:34 ` Andrew Morton
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=20040819162231.GS11200@holomorphy.com \
--to=wli@holomorphy.com \
--cc=jbarnes@engr.sgi.com \
--cc=linux-kernel@vger.kernel.org \
/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