From owner-freebsd-stable Mon Jan 7 12:39:24 2002 Delivered-To: freebsd-stable@freebsd.org Received: from enigma.trueimpact.net (enigma.trueimpact.net [209.82.45.201]) by hub.freebsd.org (Postfix) with ESMTP id 64A3037B402 for ; Mon, 7 Jan 2002 12:39:19 -0800 (PST) Received: from spirit.jaded.net (unknown [209.82.45.200]) by enigma.trueimpact.net (Postfix) with ESMTP id 78EAF66B07; Mon, 7 Jan 2002 15:39:13 -0500 (EST) Received: (from dan@localhost) by spirit.jaded.net (8.11.6/8.11.6) id g07KdpU02781; Mon, 7 Jan 2002 15:39:51 -0500 (EST) (envelope-from dan) Date: Mon, 7 Jan 2002 15:39:51 -0500 From: Dan Moschuk To: Poul-Henning Kamp Cc: stable@freebsd.org Subject: Re: Hang in md driver Message-ID: <20020107153950.A2714@spirit.jaded.net> References: <20020107141157.A1759@spirit.jaded.net> <99902.1010431356@critter.freebsd.dk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <99902.1010431356@critter.freebsd.dk>; from phk@critter.freebsd.dk on Mon, Jan 07, 2002 at 08:22:36PM +0100 Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG | >From md(4): | | malloc Backing store is allocated using malloc(9). Only one malloc- | bucket is used, which means that all md devices with malloc | backing must share the malloc-per-bucket-quota. The exact size | of this quota varies, in particular with the amount of RAM in | the system. The exact value can be determined with vmstat(8). Yes, that's all fine and dandy, but my point was that I don't think the md driver should just block in the event that no memory is available to it. -Dan To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message