The most recent message is:
[3108269.919256] sd 2:0:1:0: timing out command, waited 1080s
[3108269.919528] sd 2:0:1:0: [sdb] Unhandled error code
[3108269.919535] sd 2:0:1:0: [sdb] Result: hostbyte=DID_OK
driverbyte=DRIVER_OK
[3108269.919540] sd 2:0:1:0: [sdb] CDB: Read(10): 28 00 00 01 21 47 00 00
08 00
[3108269.919586] EXT4-fs error (device sdb1): ext4_find_entry: reading
directory #2 offset 0
Removing the device, rescanning, and then re-adding it worked, but that
moved the device to /dev/sdc instead. Which is fine, but it would be much
better if it was /dev/sdb.
Thanks for your help. :)
On 5 March 2015 at 23:17, Marcelo Roccasalva <
marcelo-centos@xxxxxxxxxxxxxxxxx> wrote:
> Any clue on dmesg? I'd remove de disk and rescan...
>
> El jue., 5 de marzo de 2015 a las 7:40, Kyle Thorne (<
> kthorne@xxxxxxxxxxxxxxxxxx>) escribió:
>
> > Hi all,
> >
> > We've having an issue at the moment where an iSCSI connection was
> > temporarily lost on a few VMs running CentOS 6 on ESXi.
> >
> > The problem is, now that the iSCSI connection has returned, we are not
> able
> > to remount the drive.
> >
> > At first the drive is read-only, so I tried '*mount -o remount,rw*' which
> > didn't work (still read-only), so then I tried a '*umount*' (which
> worked),
> > but now I get the following error when trying to mount it again:
> >
> > root@server [~]# mount /backup/
> > mount: /dev/sdb1 already mounted or /backup busy
> > root@server [~]# mount /dev/sdb1
> > mount: /dev/sdb1 already mounted or /backup busy
> >
> >
> > I have also tried '*echo "- - -" > /sys/class/scsi_host/host1/scan*' and
> > checked to see if any processes were using /dev/sdb1 or /backup using '
> > *fuser*' and '*lsof*'.
> >
> > I know a reboot will solve it, but I'm trying to avoid that as best I
> can,
> > so I'm wondering if anyone else has any other ideas?
> >
> > Any help would be greatly appreciated, thanks. :)
> >
> > Regards,
> >
> > Kyle Thorne
> >
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