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From: ebiederm@xmission.com (Eric W. Biederman)
To: "Serge E. Hallyn" <serue@us.ibm.com>
Cc: linux-kernel@vger.kernel.org, dev@sw.ru, herbert@13thfloor.at,
	devel@openvz.org, sam@vilain.net, xemul@sw.ru,
	Dave Hansen <haveblue@us.ibm.com>, Andrew Morton <akpm@osdl.org>,
	Cedric Le Goater <clg@fr.ibm.com>
Subject: Re: [PATCH 0/9] namespaces: Introduction
Date: Mon, 22 May 2006 10:44:32 -0600	[thread overview]
Message-ID: <m1wtceko0f.fsf@ebiederm.dsl.xmission.com> (raw)
In-Reply-To: <20060522121024.GB6025@sergelap.austin.ibm.com> (Serge E. Hallyn's message of "Mon, 22 May 2006 07:10:24 -0500")

"Serge E. Hallyn" <serue@us.ibm.com> writes:

> Quoting Eric W. Biederman (ebiederm@xmission.com):

> Yup.
>
> Adding 7 extra void*'s seems to affect only dbench, which
> whose degration with the nsproxy falls outside the noise.
> The odd thing isn't so much the degradation, but the widely
> scattered values, compared to without nsproxy.

Well dbench is filesystem heavy so it may have some need to 
actually be using the filesystem namespace.  Although I can't
think of why it would.  Do you wan to track down that performance
regression or do you want to give up on that space optimization for
now?

Eric

  reply	other threads:[~2006-05-22 16:46 UTC|newest]

Thread overview: 64+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-05-18 15:47 [PATCH 0/9] namespaces: Introduction Serge E. Hallyn
2006-05-18 15:48 ` [PATCH 1/9] namespaces: add nsproxy Serge E. Hallyn
2006-05-21 23:30   ` Sam Vilain
2006-05-21 23:38     ` Eric W. Biederman
2006-05-22 12:39       ` Serge E. Hallyn
2006-05-18 15:49 ` [PATCH 2/9] namespaces: incorporate fs namespace into nsproxy Serge E. Hallyn
2006-05-18 15:49 ` [PATCH 3/9] namespaces: utsname: introduce temporary helpers Serge E. Hallyn
2006-05-18 15:49 ` [PATCH 4/9] namespaces: utsname: switch to using uts namespaces Serge E. Hallyn
2006-05-19  0:02   ` Randy.Dunlap
2006-05-19  2:21     ` Serge E. Hallyn
2006-05-19  2:45       ` Randy.Dunlap
2006-05-19  3:12       ` Sam Vilain
2006-05-19  9:05     ` Eric W. Biederman
2006-05-19 17:39       ` Randy.Dunlap
2006-05-19 11:58     ` Eric W. Biederman
2006-05-22 19:43     ` Cedric Le Goater
2006-05-22 20:19       ` Randy.Dunlap
2006-05-22  0:19   ` Sam Vilain
2006-05-18 15:49 ` [PATCH 5/9] namespaces: utsname: use init_utsname when appropriate Serge E. Hallyn
2006-05-18 15:50 ` [PATCH 6/9] namespaces: utsname: implement utsname namespaces Serge E. Hallyn
2006-05-18 15:50 ` [PATCH 7/9] namespaces: utsname: sysctl hack Serge E. Hallyn
2006-05-18 15:50 ` [PATCH 8/9] namespaces: utsname: remove system_utsname Serge E. Hallyn
2006-05-18 23:03   ` Paul Mackerras
2006-05-18 23:04     ` Paul Mackerras
2006-05-18 15:51 ` [PATCH 9/9] namespaces: utsname: implement CLONE_NEWUTS flag Serge E. Hallyn
2006-05-18 17:34 ` [PATCH 0/9] namespaces: Introduction Andrew Morton
2006-05-18 19:23   ` John Kelly
2006-05-18 23:28   ` Sam Vilain
2006-05-18 23:43     ` Sam Vilain
2006-05-19  4:24     ` Paul Jackson
2006-05-19  9:23       ` Eric W. Biederman
2006-05-19 11:41   ` Eric W. Biederman
2006-05-19 17:52     ` Jeff Dike
2006-05-20  0:16     ` Sam Vilain
2006-05-19 12:42   ` Herbert Poetzl
2006-05-19 15:13     ` Andrew Morton
2006-05-19 16:27       ` Eric W. Biederman
2006-05-19 16:40         ` Andrew Morton
2006-05-19 17:15           ` Stephen Hemminger
2006-05-19 20:17           ` Dave Hansen
2006-05-19 20:52             ` Alexey Kuznetsov
2006-05-19 18:28         ` Hua Zhong
2006-05-19 19:38           ` Serge E. Hallyn
2006-05-19 19:45           ` John Kelly
2006-05-19 20:23             ` John Kelly
2006-05-19 20:04       ` Dave Hansen
2006-05-20  3:18         ` Eric W. Biederman
2006-05-21  0:48         ` Eric W. Biederman
2006-05-21 22:57       ` Pavel Machek
2006-05-21 23:18         ` Eric W. Biederman
2006-05-21 23:32           ` Herbert Poetzl
2006-05-22 16:54             ` Eric W. Biederman
2006-05-19 13:47   ` Andrey Savochkin
2006-05-19 15:25     ` Andrew Morton
2006-05-20 21:24       ` Herbert Poetzl
2006-05-22 17:23       ` Eric W. Biederman
2006-05-20  0:16     ` Sam Vilain
2006-05-19  8:50 ` Eric W. Biederman
2006-05-19 13:30   ` Serge E. Hallyn
2006-05-21 16:27   ` Serge E. Hallyn
2006-05-21 18:08     ` Eric W. Biederman
2006-05-22 12:10       ` Serge E. Hallyn
2006-05-22 16:44         ` Eric W. Biederman [this message]
  -- strict thread matches above, loose matches on Subject: below --
2006-05-19 17:17 Al Boldi

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