Refreshing Storage Pool

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Hello,

 

I am having issues getting KVM / QEMU / libvirt refreshing one of my storage pools.

 

I have SAN storage volumes connected through multipath iscsi on the host in /dev/mapper - All GOOD so far

 

                $ ls -l /dev/mapper

 

                total 0

                crw------- 1 root root 10, 236 Feb 20 17:31 control

                lrwxrwxrwx 1 root root       8 Mar 10 13:24 mpath-a -> ../dm-5

                lrwxrwxrwx 1 root root       8 Mar 10 13:24 mpath-b -> ../dm-4

                lrwxrwxrwx 1 root root       8 Mar 10 13:24 mpath-c -> ../dm-2

                lrwxrwxrwx 1 root root       8 Mar 10 13:24 mpath-d -> ../dm-11

 

I list the storage pools on the KVM / QEMU / visrh host ...

 

                $ virsh pool-list

 

                Name                 State      Autostart

                -----------------------------------------

                archive              active     yes

                multipath_iscsi      active     yes

 

... and then list the volumes in the multipath_iscsi storage pool ...

 

                $ virsh vol-list multipath_iscsi

               

                Name                 Path

                -----------------------------------------

                dm-5                 /dev/mapper/mpath-a

                dm-4                 /dev/mapper/mpath-b

                dm-2                 /dev/mapper/mpath-c

 

I see thet my NEW SAN volume does not show up in the listed volumes, so I refresh the storage pool and re-list ...

 

                $ virsh pool-refresh multipath_iscsi

                $ virsh vol-list multipath_iscsi

               

                Name                 Path

                -----------------------------------------

                dm-5                 /dev/mapper/mpath-a

                dm-4                 /dev/mapper/mpath-b

                dm-2                 /dev/mapper/mpath-c

 

Uh Oh!, No new volume listed in the storage pool

 

Is there anything else I should be doing?

 

The host is seeing the additional multipath iscsi volume so, there is nothing wrong with the volume, iscsi, multipath setup… I just can 't get virsh to "add it to the storage pool"

 

Kind Regards,

Ritchie Fraser

Systems Administrator

 

T : +44 (0) 1304 840506

F : +44 (0) 1304 840075

W : http://www.marinesoftware.co.uk

 

Marine Software Limited

Planned Maintenance, Stock Control, Project (Refit) Management, Purchasing,

Safety and ISM Document Management systems for the Marine Industry since 1991.

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