[ZFS] "online" spares ?

[Ben RUBSON]

> On 23 Aug 2016, at 14:52, Oliver Peter <lists at peter.de.com> wrote:
> 
> On Mon, Aug 22, 2016 at 06:31:29PM +0200, Ben RUBSON wrote:
>> Hello,
>> 
>> Let's assume the following status :
>> 
>>  pool: zroot
>> state: ONLINE
>> config:
>> 	NAME                       STATE     READ WRITE CKSUM
>> 	zroot                      ONLINE       0     0     0
>> 	  mirror-0                 ONLINE       0     0     0
>>          (...)
>> 	spares
>> 	  15751675431801904320     REMOVED   was /dev/label/X92020TYEEGHT
>> 
>> For some reason one of the spares is in removed state but is now available again to the system.
>> "online" command does not work for spares.
>> Is there any way to bring spares back to available state without having to "remove" and "add" them again ?
>> 
>> Many thanks !
> 
> If the spare comes up as /dev/label/X92020TYEEGHT again you might want to
> give 'zpool clear zroot' a try.  That did it for me.

Oliver, many thanks, it worked !

Thank you again,

Ben