Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761017AbYFGOiZ (ORCPT ); Sat, 7 Jun 2008 10:38:25 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756148AbYFGOiS (ORCPT ); Sat, 7 Jun 2008 10:38:18 -0400 Received: from fg-out-1718.google.com ([72.14.220.156]:51844 "EHLO fg-out-1718.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756135AbYFGOiR (ORCPT ); Sat, 7 Jun 2008 10:38:17 -0400 Message-ID: <484A9D52.2020703@colorfullife.com> Date: Sat, 07 Jun 2008 16:38:10 +0200 From: Manfred Spraul User-Agent: Thunderbird 2.0.0.14 (X11/20080501) MIME-Version: 1.0 To: Solofo.Ramangalahy@bull.net CC: linux-kernel@vger.kernel.org, Matt Helsley , Mingming Cao , Nadia Derbey , Yasunori Goto Subject: Re: [RFC -mm 0/6] sysv ipc: scale msgmnb with the number of cpus References: <20080605145712.116223941@bull.net>> In-Reply-To: <20080605145712.116223941@bull.net>> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 856 Lines: 23 Solofo.Ramangalahy@bull.net wrote: > The size in bytes of a SysV IPC message queue, msgmnb, is too small > for large machines, but we don't want to bloat small machines > > Several methods are used already to modify (mainly increase) msgmnb: > . distribution specific patch > . system wide sysctl.conf > . application specific tuning via /proc/sys/kernel/msgmnb > > Which distributions use a patch? The whole configuration can be done from user space, thus I assumed that a sysctl.conf value (or in the worst case: a dbus/hal daemon that updates /proc/sys/kernel/msgnmb) could do the job. -- Manfred -- 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/