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тАО04-06-2007 02:58 AM
тАО04-06-2007 02:58 AM
HBA SAS 8 ports - Single disk to RAID 1
I've an ML110G4 server equipped with the HBA SAS Raid Controller. At this time I've a single disk configuration, and I'd like to know if I can add another disk creating a RAID 1 array, without losing data.
Many thanks in advance
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тАО04-06-2007 09:29 PM
тАО04-06-2007 09:29 PM
Re: HBA SAS 8 ports - Single disk to RAID 1
no, you cannot.
you have to make a full back-up first.
after of that you can insert another disk and create the RAD 1 and make a restore.
bye.
TJK
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тАО04-07-2007 08:20 AM
тАО04-07-2007 08:20 AM
Re: HBA SAS 8 ports - Single disk to RAID 1
non ├Г┬и possibile.
L'HBA, quando crei un raid, scrive delle informazioni sul disco che lo rendono inutilizzabile se precedentemente contenva dei dati.
quindi ├Г┬и preferibile eseguire un completo back-up del disco o crearne un immagine. successivamente, puoi creare il raid e poi effettuare il restore.
una soluzione pi├Г┬╣ veloce esiste ma ├Г┬и un p├Г┬▓ pi├Г┬╣ pericolosa.
fammi sapere se se interessato.
ciao.
TJK
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тАО04-09-2007 06:36 PM
тАО04-09-2007 06:36 PM
Re: HBA SAS 8 ports - Single disk to RAID 1
probabilmente far├Г┬▓ il clone, ma per curiosit├Г qual'├Г┬и l'altro metodo piu' "pericoloso"?
Grazie
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тАО04-09-2007 08:02 PM
тАО04-09-2007 08:02 PM
Re: HBA SAS 8 ports - Single disk to RAID 1
per creare il raid e salvare le informazioni relative, vengono occupati circa 50 MB su disco, nella parte finale.
se avessi un programma per modificare la dimensione della partizione, lasciando 100 mb liberi alla fine del disco, potresti poi creare il raid senza bisogno di ricopiare tutto.
il back-up ├Г┬и essenziale, per├Г┬▓ !!!
in caso di qualsiasi problema si possa verificare ...
ciao.
se mi volessi assegnare qualche punto, sarebbe gradito.
ciao.
TJK.