From owner-freebsd-stable@FreeBSD.ORG Thu Apr 29 16:41:08 2010 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 12040106566B; Thu, 29 Apr 2010 16:41:08 +0000 (UTC) (envelope-from petefrench@ticketswitch.com) Received: from constantine.ticketswitch.com (constantine.ticketswitch.com [IPv6:2002:57e0:1d4e:1::3]) by mx1.freebsd.org (Postfix) with ESMTP id 5736E8FC0A; Thu, 29 Apr 2010 16:41:07 +0000 (UTC) Received: from dilbert.rattatosk ([10.64.50.6] helo=dilbert.ticketswitch.com) by constantine.ticketswitch.com with esmtps (TLSv1:AES256-SHA:256) (Exim 4.69 (FreeBSD)) (envelope-from ) id 1O7Wmo-000McT-EL; Thu, 29 Apr 2010 17:40:26 +0100 Received: from petefrench by dilbert.ticketswitch.com with local (Exim 4.71 (FreeBSD)) (envelope-from ) id 1O7Wmo-000Agc-DN; Thu, 29 Apr 2010 17:40:26 +0100 Date: Thu, 29 Apr 2010 17:40:26 +0100 Message-Id: To: mav@FreeBSD.org In-Reply-To: <4BD9B526.4060308@FreeBSD.org> From: Pete French Cc: freebsd-scsi@freebsd.org, chuzzwassa@gmail.com, scottl@FreeBSD.org, freebsd-stable@freebsd.org Subject: Re: MFC of "Large set of CAM improvements" breaks I/O to Adaptec 29160 SCSI controller X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 29 Apr 2010 16:41:08 -0000 > I'm glad to hear it. But gmirror rebuild itself may be not enough for > test. It uses very few requests same time. You should manage "Queue > full" state, so you should make at least 150 concurrent write requests > to the mirror running same time. Am going to hammer it for a bit with a number of applications, but I am very happy with the rebuld as this would never complete previously so it's still a bit improvement! -pete.