Adding disks to a RAIDSET

From: Jorge Grijalba Aguilar (jgrijalba@hospitalserrania.org)
Date: Mon Jan 27 2003 - 13:51:01 EST


Admins,

        I've a RAID with three physical disks as a RAIDSET. From Command Console
( from Storage Works ) I can see that I have only one volume 'D100' belongs
to an only one Container called 'RAIDS0'.
        The hosts are two Alpha1200 with Digital UNIX Tru64 V4.0d . They are in
cluster with ASE (Available Server Enviroment) v. 1.5.
        The hosts sees the volume as a partitioned volume called 'rrz17' with eigth
partitions : 'rz17a','rz17b', 'rz17c'... and so on.
        I want to add three physical disks more and I want to configure them as a
RAIDSET.
        All the actual volume's partitions are used in the host as raw partitions
except one
that is used as an Advanced File System and the use for the new volume would
be the same.
        I've read that it's difficult to add new disks to an existing RAIDSET.
Then it seems better to create a new RAIDSET. What are the dissavantages of
creating a new RAIDSET ?

Thanks in advance,
        Jorge Grijalba Aguilar

>
>Hi again,
>
> I've just read that it's difficult to add new disks to an existing
RAIDSET.
>Then it seems better to create a new RAIDSET. What are the dissavantages of
>creating a new RAIDSET ?
>
>
>
>-----Mensaje original-----
>De: Jorge Grijalba [mailto:jgrijalba@novasoft.es]
>Enviado el: lunes, 27 de enero de 2003 18:32
>Para: tru64-unix-managers-owner@ornl.gov
>Asunto: Adding disks to a RAID Array
>
>
>

Jorge Grijalba



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