Its rare we ever used client compression..

Generally speaking the only time it makes sense to use client side
compression is when you have network bandwidth concerns and want to
reduce the load on the network (i.e. you have limited throughput between
the client and server.. a laptop backing up through the internet or a
server having to go through a slower firewall).

I could also see maybe using it if your disk storage pool was limited in
size and nightly backups were causing migrations to kick off because you
don't have enough disk storage to hold your backups. Turning on client
compression would pre-compress the data and would help with that.

Ultimately the amount of space it uses on the tapes is going to be about
the same.

Gerald


-----Original Message-----
From: ADSM: Dist Stor Manager [mailto:[EMAIL PROTECTED]] On Behalf Of
Spearman, Wayne
Sent: Wednesday, April 10, 2002 12:36 PM
To: [EMAIL PROTECTED]
Subject: Compression

Do you guys use client compression, hardware compression, or both? Were
trying to decide if it's worth turning compression on at the client
level.
I'd think sending a compressed file to a tape drive with hardware
compression would make the file grow, but I don't have a way of
confirming
that...

Wayne Spearman
Information Technology - Software Systems Engineer
Novant Health - Central Services
Charlotte, NC
Phone:  704-384-7019
Fax:      704-316-9936
email:    [EMAIL PROTECTED]




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