[ovirt-users] expanding a master lun storage domain on the san side

Aharon Canan acanan at redhat.com
Tue Mar 3 15:01:17 UTC 2015


without maintenance , I am not sure it will update the DB -> you won't see the update on the engine. 

Regards, 
__________________________________________________ 
Aharon Canan 
int phone - 8272036 
ext phone - +97297692036 
email - acanan at redhat.com 

----- Original Message -----

> From: "Nathanaël Blanchet" <blanchet at abes.fr>
> To: "Aharon Canan" <acanan at redhat.com>
> Cc: users at ovirt.org, "Pôle infrastructures informatiques" <p2i at abes.fr>
> Sent: Tuesday, March 3, 2015 4:59:42 PM
> Subject: Re: [ovirt-users] expanding a master lun storage domain on the san
> side

> Hello,

> Since I can live migrate the storage to another lun so as to put the master
> domain in maintenance, it is quite very long (2,5To) and I will have to do
> the same in the other side.
> Is it a risk to Resize the relevant PV without putting the domain in
> maintenance?
> In my memory, it is not a risk to expand a physical volume while it not
> recommended to shrink the volume...

> Le 03/03/2015 14:30, Aharon Canan a écrit :

> > Hi
> 

> > The flow should be like below -
> 

> > * Put the relevant domain in maintenance
> 
> > * Extend the lun (from storage side)
> 
> > * Resize the relevant PV (f or example - > "pvresize
> > --setphysicalvolumesize
> > 125G > /dev/mapper/3600601601282300056f0075c3f81e311"
> 
> > * Activate the domain
> 
> > Check the storage domain total size, It should have the new size.
> 

> > https://bugzilla.redhat.com/show_bug.cgi?id=961532
> 

> > Regards,
> 
> > __________________________________________________
> 
> > Aharon Canan
> 

> > ----- Original Message -----
> 

> > > From: "Nathanaël Blanchet" <blanchet at abes.fr>
> > 
> 
> > > To: users at ovirt.org
> > 
> 
> > > Cc: "Pôle infrastructures informatiques" <p2i at abes.fr>
> > 
> 
> > > Sent: Tuesday, March 3, 2015 2:11:24 PM
> > 
> 
> > > Subject: Re: [ovirt-users] expanding a master lun storage domain on the
> > > san
> > > side
> > 
> 

> > > Can anybody help me with this?
> > 
> 
> > > When the domain storage is recognized with the good size by the host, is
> > 
> 
> > > there something to do for engine to recognize this size?
> > 
> 

> > > Le 02/03/2015 17:35, Nathanaël Blanchet a écrit :
> > 
> 
> > > > Hi all,
> > 
> 
> > > >
> > 
> 
> > > > I've just expanded the lun used as master by the domain storage.
> > 
> 
> > > > fdisk on the SPM is able to see the multipath device with its new
> > 
> 
> > > > size, but engine reports the old size.
> > 
> 
> > > > How to refresh this?
> > 
> 
> > > >
> > 
> 
> > > >
> > 
> 
> > > > _______________________________________________
> > 
> 
> > > > Users mailing list
> > 
> 
> > > > Users at ovirt.org
> > 
> 
> > > > http://lists.ovirt.org/mailman/listinfo/users
> > 
> 

> > > _______________________________________________
> > 
> 
> > > Users mailing list
> > 
> 
> > > Users at ovirt.org
> > 
> 
> > > http://lists.ovirt.org/mailman/listinfo/users
> > 
> 
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