[linux-lvm] dev node change

[Alessandro MACUZ]

2013/12/10 Peter Rajnoha <prajnoha at redhat.com>

> On 12/09/2013 04:13 PM, Umar Draz wrote:
> > Hi All
> >
> > I have a SCSI share which i am  using linux initiator on my ubuntu. Its
> > available for me in /dev/sdb
> >
> > No I have created lvm group using the /dev/sdb. Today I just logut and
> > login my scsi share but this time ubutnu gave me this as /dev/sdc
> > instead of /dev/sdb.
> >
> > due to this my lvm group is stuck, and its giving me the error
> >
> > Input/output error
> >
> > on pvdisplay or vgdisplay,
> >
> > Any body help me how I can reslove this issue.?
> >
>
> You should always deactivate your LVM volumes before
> disconnecting the underlying iSCSI volumes and then when
> you reconnect the iSCSI back, activate the LVM volumes
> (or if autoactivation is used - meaning use_lvmetad=1
> is set in lvm.conf, this activation happens automatically).
>
> Alternatively, you can call vgchange --refresh when the
> iSCSI is connected back.



Couldn't be used the identification of PV by UUID here? It should be better
imo.

Alex
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