astalavista schrieb:
> Hi,
>
> I try to transfert disk from one machineA (AIX5.1) to another machineB
> (AIX5.3)
> with SAN EMC.
> on machineA
> - umount
> - unmasking
>
Not sure what this unmasking may be, but there ia a varyoffvg missing.
And if you don't plan to put the disks/VG back to this system in the
future, an exportvg would be a good idea too.

> on machineB:
> - masking: OK
> - cfgmgr: OK => new disks
> - when I try to importvg I have the error below:
> what is wrong ?
> Thanks
>
> #importvg -f -y testvg hdiskpower5
> 0516-024 lqueryvg: Unable to open physical volume.
> Either PV was not configured or could not be opened. Run
> diagnostics.
> 0516-024 lqueryvg: Unable to open physical volume.
> Either PV was not configured or could not be opened. Run
> diagnostics.
> 0516-1140 importvg: Unable to read the volume group descriptor area
> on specified physical volume.
>

could there still be a reservation on the disks the varyoffvg on
the 5.1 system would have cleared? Check the errpt -a. See if
the EMC software provides some command to list and break reservations.