Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756826AbZGBPoR (ORCPT ); Thu, 2 Jul 2009 11:44:17 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753680AbZGBPoB (ORCPT ); Thu, 2 Jul 2009 11:44:01 -0400 Received: from smtp-out.google.com ([216.239.33.17]:52229 "EHLO smtp-out.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753526AbZGBPoA (ORCPT ); Thu, 2 Jul 2009 11:44:00 -0400 DomainKey-Signature: a=rsa-sha1; s=beta; d=google.com; c=nofws; q=dns; h=mime-version:in-reply-to:references:date:message-id:subject:from:to: cc:content-type:content-transfer-encoding:x-system-of-record; b=E9vcVct5OeDgOEi5UaOkyv+g4VfcCwe0/4CJlTA/b64GjLYseTGTFalUWLJII9GrY Muegw0jn5u+MpJYkv7nfA== MIME-Version: 1.0 In-Reply-To: <20090702132659.GA8051@us.ibm.com> References: <4A4C0C60.4050106@cn.fujitsu.com> <6599ad830907011836x5eccc83eyc896a67295a6486d@mail.gmail.com> <4A4C18D5.7020806@cn.fujitsu.com> <6599ad830907011920r44df4022p53808b574da4a886@mail.gmail.com> <4A4C1B33.2030002@cn.fujitsu.com> <20090702132659.GA8051@us.ibm.com> Date: Thu, 2 Jul 2009 08:43:57 -0700 Message-ID: <6599ad830907020843l7ce75abfq3e78b8f67a407ab9@mail.gmail.com> Subject: Re: [PATCH][BUGFIX] cgroups: fix pid namespace bug From: Paul Menage To: "Serge E. Hallyn" Cc: Li Zefan , Andrew Morton , LKML , Linux Containers Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-System-Of-Record: true Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1295 Lines: 28 On Thu, Jul 2, 2009 at 6:26 AM, Serge E. Hallyn wrote: > Quoting Li Zefan (lizf@cn.fujitsu.com): >> Paul Menage wrote: >> > On Wed, Jul 1, 2009 at 7:17 PM, Li Zefan wrote: >> >> But I guess we are going to fix the bug for 2.6.31? So is it ok to >> >> merge a new feature 'cgroup.procs' together into 2.6.31? >> >> >> > >> > Does this bug really need to be fixed for 2.6.31? I didn't think that >> > the namespace support in mainline was robust enough yet for people to >> > use them for virtual servers in production environments. > > I don't know where the bar is for 'production environments', but I'd > have to claim that pid namespaces are there... Well, pid namespaces are marked as experimental, as are user namespaces (and were described as "very incomplete" a few months back). Pid namespaces are useful for process migration (which is still under development) or virtual servers (for which user namespaces are pretty much essential). So I'm not sure quite what you'd use pid namespaces for yet. Paul -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/