Date: Mon, 27 Oct 2003 09:41:16 -0500 From: "Dave [Hawk-Systems]" <dave@hawk-systems.com> To: <bv@wjv.com> Cc: freebsd-isp@freebsd.org Subject: RE: restoring dumps from crashed drive Message-ID: <DBEIKNMKGOBGNDHAAKGNGEEIGFAC.dave@hawk-systems.com> In-Reply-To: <20031027134939.GA35680@wjv.com>
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>Coming from commercail Unix systems I've never been a large >fan of dump restore but having my clients use commercial >super-tar programs [called that because they handle devs, and >things that used to faily] that also have full verify restore too. I am gettin gthe impression that dump is more of a file archiver rather than a true system backup utility. >On the machine as the IPS [a colo facility] I use rsync to backup >the important data and var to get the database. But I never get >about 2 OS revs behind so I haven't had the problem you expressed. a noted shortcoming on our part. it wasn't broken so we didn't try to fix (aside from a few patches), which evidently came back to haunt us when a repair of this magnitute was required. >I got spoiled about 1990 using a program from alt souces that >did bit level verifies and then the commercial programs started >using that. I've seen more than one instance where backups >wouldn't restore because the backup failed for some reason or >other. None of that helps you now, but I'd strongly recommend >a program like that as you can put everything back just the way it >was - until you get to the point where new hardware makes a >complete identical restore impossible - eg new controllers, NICs, >etc. The dissapointment (or misunderstanding on my part of what dump/restore could handle) is that the hardware was identical, including the new hard drive make/model. Absolutely nothing had changed, it just didn't seem up to the task of restoring over a basic file system. one of those "never know if it works untill you have a disaster"... well we had one, and it didn't. Dave
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