[rescue] Mounting and Dumping

Jonathan C. Patschke jp at celestrion.net
Thu Jan 15 12:43:54 CST 2004

On Thu, 15 Jan 2004, Mike Meredith wrote:

> If you looked at the URL's I sent earlier you would see that Sun also
> recommends *not* to use ufsdump in problematic situations.

I meant to say that Sun -recommends- that you take the filesystem
offline, but it's not terribly difficult to ensure that you can do an
online backup.

> I'm sorry but anecdotal evidence that it's ok just isn't good enough
> for me at work

So, uhm, why are you asking us?  Do whatever makes the suits happy.

> If it's not a big deal, why does fssnap exist ?

The same reason that Crays exist.  Some people need them.

> Yes but what qualifies as "low load" ? A number please

A number would be useless.  "low load" means that the chances are
sufficiently low that a file spanning multiple inodes will be changed
during the period of time that ufsdump is copying its inode chain to

Jonathan Patschke  ) "Some people grow out of the petty theft of
Elgin, TX         (   childhood.  Others grow up to be CEOs and
USA                )  politicians."                    --Phorist

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