From owner-freebsd-stable@FreeBSD.ORG Sat Mar 15 01:29:36 2014 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id EBAC8EAB for ; Sat, 15 Mar 2014 01:29:35 +0000 (UTC) Received: from mail-qg0-f46.google.com (mail-qg0-f46.google.com [209.85.192.46]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id A688F7F6 for ; Sat, 15 Mar 2014 01:29:35 +0000 (UTC) Received: by mail-qg0-f46.google.com with SMTP id e89so9643624qgf.5 for ; Fri, 14 Mar 2014 18:29:34 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:subject:references:from:content-type:in-reply-to :message-id:date:to:content-transfer-encoding:mime-version; bh=FAiteA1ZPxnGGcU53cOzyiNiF9S73gWGoawj+NQz3jY=; b=dDlyiUluyz5lotVBCIq5k5N2MQO5jRM95XZkJIOx8ZbOskrIz2at7rwtNwQQEIoIG0 PfmM5C5qp9A1CWmACW8QYaEFWDHO3M5Unr/seQG91fAlO+C4iUqRpuMnpOoRecZ4PcR0 3vkb28Zcz4pDkmYBxWKO4A22W4xRATafelQcXlMfams+E4bp9Kamc3sEUReLFap3ynBp Y3wtTG6TsG2nuHTu58XEfNPbY7MOeWxRnDzLjQHIxYPxKsx2AOFaKgQDDrGz5Cswqe7/ eTzns5f2SxexKdpE4rQnpcdRw282pBXdTGsBW8Xwxksisto4pO7bF1eL1asQPK5G4TR4 PNZw== X-Gm-Message-State: ALoCoQlQnDojBCrk50xJhMyQH0zy1rJzGEfM7DWBNarf9e6qr3vNcNi7q0Pkk/WC0bHN7s0Ahpi7 X-Received: by 10.140.82.8 with SMTP id g8mr13114651qgd.88.1394846974401; Fri, 14 Mar 2014 18:29:34 -0700 (PDT) Received: from [192.168.11.33] (ool-4356784d.dyn.optonline.net. [67.86.120.77]) by mx.google.com with ESMTPSA id l20sm10594413qgd.16.2014.03.14.18.29.32 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Fri, 14 Mar 2014 18:29:33 -0700 (PDT) Subject: Re: sa0 devices disappear after power cycling tape library References: From: Mark Saad Content-Type: text/plain; charset=utf-8 X-Mailer: iPhone Mail (11D167) In-Reply-To: Message-Id: Date: Fri, 14 Mar 2014 21:29:30 -0400 To: "freebsd-stable@freebsd.org" Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (1.0) X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.17 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 15 Mar 2014 01:29:36 -0000 > On Mar 14, 2014, at 8:14 PM, Dan Langille wrote: >=20 > I have a tape library which acts up from time to time and I power cycle it= . >=20 > After running camcontrol devlist rescan, some of the devices are missing >=20 > This what I see in dev after power cycling the FreeBSD 9.2 server: >=20 > $ ls *sa* > lrwxr-xr-x 1 root wheel 6 Mar 8 02:12 esa0 -> esa0.0 > crw-rw---- 1 root operator 0x70 Mar 8 02:12 esa0.0 > crw-rw---- 1 root operator 0x76 Mar 8 02:12 esa0.1 > crw-rw---- 1 root operator 0x79 Mar 8 02:12 esa0.2 > crw-rw---- 1 root operator 0x7c Mar 8 02:12 esa0.3 > crw-rw---- 1 root operator 0x75 Mar 8 02:12 nsa0.1 > crw-rw---- 1 root operator 0x78 Mar 8 02:12 nsa0.2 > crw-rw---- 1 root operator 0x7b Mar 8 02:12 nsa0.3 > crw-rw---- 1 root operator 0x74 Mar 8 02:12 sa0.1 > crw-rw---- 1 root operator 0x77 Mar 8 02:12 sa0.2 > crw-rw---- 1 root operator 0x7a Mar 8 02:12 sa0.3 >=20 > This is what I see after rebooting the FreeBSD server: >=20 > $ ls -l *sa* > lrwxr-xr-x 1 root wheel 6 Mar 15 00:09 esa0 -> esa0.0 > crw-rw---- 1 root operator 0x70 Mar 15 00:09 esa0.0 > crw-rw---- 1 root operator 0x76 Mar 15 00:09 esa0.1 > crw-rw---- 1 root operator 0x79 Mar 15 00:09 esa0.2 > crw-rw---- 1 root operator 0x7c Mar 15 00:09 esa0.3 > lrwxr-xr-x 1 root wheel 6 Mar 15 00:09 nsa0 -> nsa0.0 > crw-rw---- 1 root operator 0x6f Mar 15 00:09 nsa0.0 > crw-rw---- 1 root operator 0x75 Mar 15 00:09 nsa0.1 > crw-rw---- 1 root operator 0x78 Mar 15 00:09 nsa0.2 > crw-rw---- 1 root operator 0x7b Mar 15 00:09 nsa0.3 > lrwxr-xr-x 1 root wheel 5 Mar 15 00:09 sa0 -> sa0.0 > crw-rw---- 1 root operator 0x6e Mar 15 00:09 sa0.0 > crw-rw---- 1 root operator 0x74 Mar 15 00:09 sa0.1 > crw-rw---- 1 root operator 0x77 Mar 15 00:09 sa0.2 > crw-rw---- 1 root operator 0x7a Mar 15 00:09 sa0.3 > crw-rw---- 1 root operator 0x6d Mar 15 00:09 sa0.ctl >=20 > Should I just do some ln -s? Something easier, I=E2=80=99m sure=E2=80=A6.= >=20 Have you tried a camcontrol rescan ? Also what does camcontrol devlist -v s= how before and after the reboot ?=20 > --=20 > Dan Langille - http://langille.org >=20 Mark saad | mark.saad@longcount.org=20=