[OpenIndiana-discuss] Replacing a faulty rpool disk

[Hans J Albertsson]

Doesn't this miss on the installgrub bits?

Hans J. Albertsson
>From my Nexus 5

Den 18 dec. 2016 14:45 skrev "Udo Grabowski (IMK)" <udo.grabowski at kit.edu>:

> On 17/12/2016 10:34, EM - SC wrote:
>
>> Hello
>>
>> I have a failing disk in my rpool.
>> This pool has only one disc (oops).. and I would like to replace it,
>> hopefully without data loss.
>>
>> The server has a spare disk, but I never thought about making rpool
>> mirror.
>>
>> Can I mirror this rpool now, and then replace the faulty disk (hoping
>> that resilvering finishes OK)?
>> Or do I need to mirror the rpool and reboot the server before removing
>> the faulty one?
>>
>>
> zpool attach yourPool badDevice newDevice
>
> and wait for resilver to have finished (and
> pray your bad disk doesn't die in that process),
> now you have a mirror with one good and one bad
> device,  then (if you'll keep the mirror layout,
> otherwise just detach the bad device)
>
> zpool replace yourPool badDevice otherNewDevice
>
> and let resilver finish. That's all.
>
>
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