[Veritas-bu] NFS Backups
2007-03-27 12:46:06
Subject: |
[Veritas-bu] NFS Backups |
From: |
jpiszcz at lucidpixels.com (Justin Piszcz) |
Date: |
Tue, 27 Mar 2007 12:46:06 -0400 (EDT) |
On Tue, 27 Mar 2007, Martin, Jonathan (Contractor) wrote:
>
> All,
>
> A group I support here is looking very heavily at a Sun Storagetek
> appliance like storage device that I've got to backup somehow. After
> seeing the NDMP price tag (we don't do any other NDMP here) the question
> of NFS file backups has come up. So I'm going to try to benchmark NDMP
> backups with the NBU NDMP extension (temporary licenses) versus the same
> backups on a client server over NFS.
>
> OBVIOUSLY NDMP to Media Server is the way to go here (not an argument
> from anyone on that.) HOWEVER - apparently from a budget perspective
> it's a difficult pill to swallow.
>
> (Ok, my disclaimer is complete - so flame on!)
>
> My current plan is to benchmark to NDMP, then load up a test Linux
> server and optimize that NFS backup. I'm assuming the NDMP will be (for
> example) some 50+MB/sec and the wire-2-wire is going to be significantly
> slower (the percentage slower being directly related to whether or not
> this is even feasible.)
>
> Has anyone done any testing like this before? I'd appreciate any
> results anyone can share.
>
> Thanks,
>
> -J
>
> _______________________________________________
> Veritas-bu maillist - Veritas-bu at mailman.eng.auburn.edu
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>
With NDMP I have seen in the neighborhood of 25-40MB/s to an LTO-2 tape
drive. However, I never tried backing up over NFS, there are a LOT of
issues there, locking on an NFS mount, extremely slow speeds, etc..
Justin.
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