Re: More RAID 1 questions

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thanks again Les.
actually for the actual backup, i have an external hard drive. i use backup
software to that hard drive (Retrospects Dantz) and the hard drive is taken
off site at the end of each day.


"Leythos" <void@xxxxxxxxxxx> wrote in message
news:MPG.1d35f26eaa80e22098969f@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
> In article <uZD0TolgFHA.3448@xxxxxxxxxxxxxxxxxxxx>, lbalsam@xxxxxxxxxxxx
> says...
> > thanks Les.
> > i actually found the Silicon Raid Utility and it tells me all is well
on
> > the RAID1 setup..... now.. do i believe it??
> > i have heard of nightmares where people thought they had a raid setup
and
> > when i came down to restoring.... they had a 2nd blank hard drive. so,
is
> > there a way to test the backup (i read it is highly recommended that a
back
> > up be checked occassionaly).... so the question is... how to test a
RAID1
> > backup?
>
> You do understand that RAID is not a BACKUP METHOD? It's strictly a
> hardware redundancy method when using R1 or R5 or R0+1. If you are using
> it as a backup method you need to strongly reconsider your methods.
>
> For backup you have several options:
>
> 1) Tape backup - slow, proven, works well, can be moved to another
> location for storage. Tapes are not prone to any electrical problems -
> meaning that surges and power outages don't impact the tapes.
>
> 2) Online storage - could be a drive or another server - Fast, may be
> corrupted at any time, prone to hardware failures and being used for
> more than backups.
>
> 3) Portable storage - like a portable USB/Firewire drive - also fast,
> prone to being moved or full when needed. Also prone to mechanical
> failures due to being transported. Also prone to same problems as online
> storage.
>
> If you want a backup, as a friend of mine learned the hard way - do a
> backup to a online medium and then back that up to tape. This gives you
> a fast online restore point and a safe off-line copy.
>
> As for checking, you really need to do a full verify and check the logs
> to ensure that things were actually backed up to the tape/media.
>
>
> --
> --
> spamfree999@xxxxxxxxxx
> (Remove 999 to reply to me)


.

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