From owner-freebsd-stable@FreeBSD.ORG Sun Nov 23 17:56:33 2014 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id BC517509 for ; Sun, 23 Nov 2014 17:56:33 +0000 (UTC) Received: from mail-wg0-x229.google.com (mail-wg0-x229.google.com [IPv6:2a00:1450:400c:c00::229]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4C001A6 for ; Sun, 23 Nov 2014 17:56:33 +0000 (UTC) Received: by mail-wg0-f41.google.com with SMTP id y19so10513933wgg.0 for ; Sun, 23 Nov 2014 09:56:31 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:from:date:message-id :subject:to:cc:content-type; bh=Qm9JXrWyuO64kE5uKQceOa8HSRkia5yaCPBDcNvLtI0=; b=nF4fXAwR+XKGPp8UTxdPMBAue0oTBBOgICQd6moDpWH0kWUt4iu6VHTmwtERAMJmXx WJNklWbtLXfMVzkkaRyCWcEhqjlffIvkRjifpDtN1j4ldLWXDYrmUhGvEuRwjJHU5V6H M5MCbkWflE780NQ04HjCM4Nway/NtdhdpsnCgTeBSxsHo71n+62GIyE5EyecKhLepGaw LbAb882losPP4UWVAeCL+Ep5+VW9Kd3LKO6YYbdI5R0BGWT9MithjGSMjkmImngx8Wby NnK7h9RTejvItkPH7cjhYmW9IAyJ+X//DCwaLoPsQz0oD97P1ahoj+vFdAydvO1KjIeM xuvg== X-Received: by 10.180.198.145 with SMTP id jc17mr14815056wic.67.1416765391791; Sun, 23 Nov 2014 09:56:31 -0800 (PST) MIME-Version: 1.0 Sender: cochard@gmail.com Received: by 10.194.137.5 with HTTP; Sun, 23 Nov 2014 09:56:11 -0800 (PST) In-Reply-To: <20141106003240.344dedf6@orwell> References: <20141106003240.344dedf6@orwell> From: =?ISO-8859-1?Q?Olivier_Cochard=2DLabb=E9?= Date: Sun, 23 Nov 2014 18:56:11 +0100 X-Google-Sender-Auth: Fc2Yq23rlDbsSbKBrJK0pEigb5Q Message-ID: Subject: Re: 10.1 RC4 r273903 - zpool scrub on ssd mirror - ahci command timeout To: Kai Gallasch Content-Type: text/plain; charset=ISO-8859-1 X-Content-Filtered-By: Mailman/MimeDel 2.1.18-1 Cc: "freebsd-stable@freebsd.org Stable" X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 23 Nov 2014 17:56:33 -0000 On Thu, Nov 6, 2014 at 12:32 AM, Kai Gallasch wrote: > > Hi. > > Not sure if this is 10.1 related or more a problem of the ssd > model and/or ahci controller.. > > > I find the following kernel message in the output of 'dmesg': (after > running zpool scrub two times) > > > ahcich2: Timeout on slot 15 port 0 > ahcich2: is 00000000 cs 000f0000 ss 000f8000 rs 000f8000 tfd 40 serr > 00000000 cmd 0024cf17 (ada2:ahcich2:0:0:0): READ_FPDMA_QUEUED. ACB: 60 > 8b a6 1d 56 40 0d 00 00 00 00 00 (ada2:ahcich2:0:0:0): CAM status: > Command timeout (ada2:ahcich2:0:0:0): Retrying command > ahcich2: Timeout on slot 23 port 0 > ahcich2: is 00000000 cs 0f000000 ss 0f800000 rs 0f800000 tfd 40 serr > 00000000 cmd 0024d817 (ada2:ahcich2:0:0:0): READ_FPDMA_QUEUED. ACB: 60 > 1b 23 81 bc 40 06 00 00 00 00 00 (ada2:ahcich2:0:0:0): CAM status: > Command timeout (ada2:ahcich2:0:0:0): Retrying command > ahcich2: Timeout on slot 3 port 0 > ahcich2: is 00000000 cs 00000030 ss 00000038 rs 00000038 tfd 40 serr > 00000000 cmd 0024c317 (ada2:ahcich2:0:0:0): READ_FPDMA_QUEUED. ACB: 60 > 26 bd 18 8e 40 12 00 00 00 00 00 (ada2:ahcich2:0:0:0): CAM status: > Command timeout (ada2:ahcich2:0:0:0): Retrying command > > Hi, I meet the same "CAM status: Command timeout" problem since my upgrade from 10.0 to 10.1 on a HP ProLiant MicroServer (AMD SB7x0/SB8x0/SB9x0 SATA Controller). A "zpool scrub" is a way for generating this error message but writting big files (few GB) is another way too.