mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: Mike Galbraith <efault@gmx.de>
To: Manfred Spraul <manfred@colorfullife.com>
Cc: paulmck@linux.vnet.ibm.com, Nadia Derbey <Nadia.Derbey@bull.net>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Andrew Morton <akpm@linux-foundation.org>
Subject: Re: Scalability requirements for sysv ipc
Date: Sat, 22 Mar 2008 20:35:04 +0100	[thread overview]
Message-ID: <1206214504.4538.8.camel@marge.simson.net> (raw)
In-Reply-To: <47E51637.8060102@colorfullife.com>


On Sat, 2008-03-22 at 15:22 +0100, Manfred Spraul wrote:
> Mike Galbraith wrote:
> > Total: 4691827                                Total: 3942000
> >   
> Thanks. Unfortunately the test was buggy, it bound the tasks to the 
> wrong cpu :-(
> Could you run it again? Actually 1 cpu and 4 cpus are probably enough.

Sure.  (ran as before, hopefully no transcription errors)

2.6.22.18-cfs-v24-smp                         2.6.24.3-smp
Result matrix: (psem)
  Thread   0:  2395778       1:  2395779         Thread   0:  2054990       1:  2054992
Total: 4791557                                Total: 4009069
Result matrix: (pmsg)
  Thread   0:  2317014       1:  2317015         Thread   0:  1959099       1:  1959099
Total: 4634029                                Total: 3918198


Result matrix:
  Thread   0:  2340716       2:  2340716         Thread   0:  1890292       2:  1890293
  Thread   1:  2361052       3:  2361052         Thread   1:  1899031       3:  1899032
Total: 9403536                                 Total: 7578648
Result matrix:
  Thread   0:  1429567       2:  1429567         Thread   0:  1295071       2:  1295071
  Thread   1:  1429267       3:  1429268         Thread   1:  1289253       3:  1289254
Total: 5717669                                 Total: 5168649 


Result matrix:
  Thread   0:  2263039       3:  2263039         Thread   0:  1351208       3:  1351209
  Thread   1:  2265120       4:  2265121         Thread   1:  1351300       4:  1351300
  Thread   2:  2263642       5:  2263642         Thread   2:  1319512       5:  1319512
Total: 13583603                                Total: 8044041
Result matrix:
  Thread   0:   483934       3:   483934         Thread   0:   514766       3:   514767
  Thread   1:   239714       4:   239715         Thread   1:   252764       4:   252765
  Thread   2:   270216       5:   270216         Thread   2:   253216       5:   253217
Total: 1987729                                 Total: 2041495


Result matrix:
  Thread   0:  2260038       4:  2260039         Thread   0:   642235       4:   642236
  Thread   1:  2262748       5:  2262749         Thread   1:   642742       5:   642743
  Thread   2:  2271236       6:  2271237         Thread   2:   640281       6:   640282
  Thread   3:  2257651       7:  2257652         Thread   3:   641931       7:   641931
Total: 18103350                                Total: 5134381
Result matrix:
  Thread   0:   382811       4:   382811         Thread   0:   342297       4:   342297
  Thread   1:   382801       5:   382802         Thread   1:   342309       5:   342310
  Thread   2:   376620       6:   376621         Thread   2:   343857       6:   343857
  Thread   3:   376559       7:   376559         Thread   3:   343836       7:   343836
Total: 3037584                                 Total: 2744599



  parent reply	other threads:[~2008-03-22 19:35 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-03-21  9:41 Scalability requirements for sysv ipc (was: ipc: store ipcs into IDRs) Manfred Spraul
2008-03-21 12:45 ` Nadia Derbey
2008-03-21 13:33   ` Scalability requirements for sysv ipc Manfred Spraul
2008-03-21 14:13     ` Paul E. McKenney
2008-03-21 16:08       ` Manfred Spraul
2008-03-22  5:43         ` Mike Galbraith
2008-03-22 10:10           ` Manfred Spraul
2008-03-22 11:53             ` Mike Galbraith
2008-03-22 14:22               ` Manfred Spraul
2008-03-22 19:08                 ` Manfred Spraul
2008-03-25 15:50                   ` Mike Galbraith
2008-03-25 16:13                     ` Peter Zijlstra
2008-03-25 18:31                       ` Mike Galbraith
2008-03-26  6:18                       ` Mike Galbraith
2008-03-30 14:12                     ` Scalability requirements for sysv ipc (+namespaces broken with SEM_UNDO) Manfred Spraul
2008-03-30 15:21                       ` David Newall
2008-03-30 17:18                       ` Mike Galbraith
2008-04-04 14:59                         ` Nadia Derbey
2008-04-04 15:03                           ` Nadia Derbey
2008-03-22 19:35                 ` Mike Galbraith [this message]
2008-03-23  6:38                   ` Scalability requirements for sysv ipc Manfred Spraul
2008-03-23  7:15                     ` Mike Galbraith
2008-03-23  7:08                   ` Mike Galbraith
2008-03-23  7:20                     ` Mike Galbraith
2008-03-27 22:29           ` Bill Davidsen
2008-03-28  9:49             ` Manfred Spraul
2008-03-25 16:00     ` Nadia Derbey

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=1206214504.4538.8.camel@marge.simson.net \
    --to=efault@gmx.de \
    --cc=Nadia.Derbey@bull.net \
    --cc=akpm@linux-foundation.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=manfred@colorfullife.com \
    --cc=paulmck@linux.vnet.ibm.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

Powered by JetHome