From owner-freebsd-questions@FreeBSD.ORG Wed Jun 17 14:40:35 2015 Return-Path: Delivered-To: freebsd-questions@hub.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 0ED731B3 for ; Wed, 17 Jun 2015 14:40:35 +0000 (UTC) (envelope-from paul@kraus-haus.org) Received: from mail-qk0-f182.google.com (mail-qk0-f182.google.com [209.85.220.182]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id C5972902 for ; Wed, 17 Jun 2015 14:40:34 +0000 (UTC) (envelope-from paul@kraus-haus.org) Received: by qkhu186 with SMTP id u186so27319083qkh.0 for ; Wed, 17 Jun 2015 07:40:28 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:content-type:mime-version:subject:from :in-reply-to:date:content-transfer-encoding:message-id:references:to; bh=BUNErxQ3Zx7aCNWa4edvGTDB0EQQmmh+3rRJZ1xpg0k=; b=Cmq+KvJrw0pyX0f6bhW8M6KaIfiUz+NfiwjwpCupQmIwCNsu8tO0Dt/1ddy0bVlx3s RZ6Po+cFOB0g2ogAFs0Z9CmUCUlMvqn2eI09LoEKjmkF7KAiZcM522vpDw6AIeuqU8+8 VIRUBPlTdicJw7uuP5O56qZqsc587d6deyZIBEJNYYNO9EcwiVcoa2S59aL/0Ve9OqjJ HyzUC63QAfd5vTrKOTRIdVrFNJd4vObtzdp+s9IUobwV95Og3kP3c38zWk0E4aZ1XZb0 KrtpYnBtQBmUmhvw1ZkrmA/sqo2nJJs62EcM5ykZuQeDfd6JMXhSe7s3Z8cZgdlNe7Lo U2MQ== X-Gm-Message-State: ALoCoQkdbjaDMEZ2fHNRoZTkYehlpjpN+q/9huWQ6dYS6Y4jUs77y2eC8F2r3OVtpVprQ0fbQuuf X-Received: by 10.140.30.100 with SMTP id c91mr8113151qgc.81.1434552028242; Wed, 17 Jun 2015 07:40:28 -0700 (PDT) Received: from mbp-1.thecreativeadvantage.com (mail.thecreativeadvantage.com. [96.236.20.34]) by mx.google.com with ESMTPSA id p75sm2247739qgp.6.2015.06.17.07.40.26 (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Wed, 17 Jun 2015 07:40:26 -0700 (PDT) Content-Type: text/plain; charset=windows-1252 Mime-Version: 1.0 (Mac OS X Mail 7.3 \(1878.6\)) Subject: Re: ZFS passdevgonecb From: Paul Kraus In-Reply-To: <557F90DB.80601@herveybayaustralia.com.au> Date: Wed, 17 Jun 2015 10:40:24 -0400 Content-Transfer-Encoding: quoted-printable Message-Id: <98BF5546-07FD-4638-90CA-D745B3833C66@kraus-haus.org> References: <557F90DB.80601@herveybayaustralia.com.au> To: FreeBSD Mailing List X-Mailer: Apple Mail (2.1878.6) X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 17 Jun 2015 14:40:35 -0000 On Jun 15, 2015, at 22:58, Da Rock = wrote: > Big problem atm is that my file server has a failed disk in the raid, = and I've tried replacing it with a new drive (twice now), and both times = it begins to resilver and then it is "REMOVED". If I online it again, it = goes for about 10mins then REMOVED again. So the drive is going away under high load ... Do you know the replacement drive is good ? Can you try a different = replacement drive ? > I had a chat with someone and they mentioned the cable and/or = controller could be the issue. Could anyone add any insight or tests I = could do? I'm not exactly claim to be an expert at zfs, so maybe = something might need addressing there too. That is the other option=85 I have seen combinations of a certain drive = with a certain cable (or a certain cable with a certain slot in disk = chassis) cause this =85 loss of connectivity under high load. > I'd particularly appreciate a means of testing the controller. I am not aware of any cheap way to test a controller =85 I am assuming = SATA here... -- Paul Kraus paul@kraus-haus.org