Jason Wertz on Thu, 20 Feb 2003 14:21:05 -0500


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Re: [PLUG] cru vs. veritas backup utilities


Just as another option I use Arkeia for some backups and find that it
works pretty well. I use the free...as in beer...version as I only
backup up a few machines with it at this point but that doesn't support
tape libraries.

I don't know what their pricing is like but I'm going to look into it in
the near feature as I look to centralize a lot of backups. Overall I've
been pretty happy with it and I would definitely consider it alongside
your other choices.

www.arkeia.com


Jason Wertz
Senior Technology Specialist / WebMaster
Delaware County Community College
ph: 610-325-2771
fax: 610-325-2820
http://learn.dccc.edu/~jason




>>> follinge@sas.upenn.edu 02/20/03 12:34PM >>>
Anyone have opinions on cru (bru) vs. veritas utilities?

We have 1.5 TB that needs to be backed up to tape nightly. We have a tape
system that can handle this: 100 GB/tape.

We are using dump currently. This has successfully restored from bare
metal to a working system. However, there are some problems with dump:

1. allegedly, it's not recommended for the ext2 fs:

http://lwn.net/2001/0503/a/lt-dump.php3 

2. Although dump works great w/ multiple tapes, I never got a restore
script to work that way so I had manually change tapes to get a
restoration done. Ugly.

3. restore is really slow. A better utility would keep a current list of
files to restore that can be browsed off-line then it would automatically
change tapes to restore just the files that I need. This is similar to
problem #2.

4. If #3 were in place, then we could probably have compression enable to
squeeze out at least 40% more/tape.

Beyond these simple things, dump/restore works great.

Any utility that does dump/restore plus the above 4 is welcome, OSS or
proprietary.

Thanks for listening.

Fred Ollinger (follinge@sas.upenn.edu)
CCN sysadmin
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_________________________________________________________________________
Philadelphia Linux Users Group        --       http://www.phillylinux.org
Announcements - http://lists.netisland.net/mailman/listinfo/plug-announce
General Discussion  --   http://lists.netisland.net/mailman/listinfo/plug