You can, but in general this is probably not a good idea. The
filesystem will be looking for stripes for the old ost here, and they
won''t be there.
If there were no stripes on the old ost, you can mkfs --index and
writeconf everywhere. Writeconf will clear the conf_param deactivation.
On Mar 30, 2010, at 12:37 PM, Scott Barber <scott at imemories.com> wrote:
> All servers are 1.6.7.2 CentOS 5 x86_64
>
> We had an OST that we removed previously and had been marked as
> inactive by:
> lctl --device <number> deactivate
> and then
> lctl conf_param <name>.osc.active=0
>
> If I have a new OST to add to the system can I format it to replace
> the removed OST? Can I pass mkfs.lustre the old OST name (ie:
> OST000c)? If so do I have to reactivate the OST?
>
> Thanks,
> Scott Barber
> Senior System Administrator
> iMemories.com
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