Date: Fri, 14 Mar 2014 21:29:30 -0400 From: Mark Saad <nonesuch@longcount.org> To: "freebsd-stable@freebsd.org" <freebsd-stable@freebsd.org> Subject: Re: sa0 devices disappear after power cycling tape library Message-ID: <FB413031-DF15-4A7B-ACF6-7E70F12C10F2@longcount.org> In-Reply-To: <D68DD8CE-AE45-459F-8F38-8AEF91059470@langille.org> References: <D68DD8CE-AE45-459F-8F38-8AEF91059470@langille.org>
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> On Mar 14, 2014, at 8:14 PM, Dan Langille <dan@langille.org> 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=
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