[dm-devel] NIC and HBA based multipathing

[Scott Moseman]

On Nov 6, 2007 4:20 PM, Mike Anderson <andmike at linux.vnet.ibm.com> wrote:
>
> > # mount /dev/sdb1 /sanHBA
> > mount: /dev/sdb1 already mounted or /sanHBA busy
>
> It appears something else has claimed the device prior to your mount call.
>         - Is it lvm? Run pvs and see if the device was claimed. If that is
>           not what you want you may need to use the lvm.conf filters.
>

Here's what's in dmesg...

scsi1 : qla4xxx
 QLogic iSCSI HBA Driver version: 5.01.00.08
  QLogic ISP4032 @ 0000:14:01.1 hdma+, host#=1, fw=03.00.01.24
  Vendor: EQLOGIC   Model: 100E-00           Rev: 2.3
  Type:   Direct-Access                      ANSI SCSI revision: 05
qla4xxx 0000:14:01.1: scsi(1:0:1:0): Enabled tagged queuing, queue depth 32.
SCSI device sdb: 8417280 512-byte hdwr sectors (4310 MB)
SCSI device sdb: drive cache: write through
 sdb: sdb1
Attached scsi disk sdb at scsi1, channel 0, id 1, lun 0

I can fdisk the /dev/sdb drive and it's the SAN partition alright.

Thanks,
Scott