[BBLISA] Re: untested backups

[Scott Ehrlich]

I'm doing a test dump/restore on another system now.  Yes, great point!

Thanks.

Scott

On Mon, 19 Nov 2007, Steven M Jones wrote:

> David Allan wrote:
>> I'd strongly advise trying this (and everything else) out on a
>> non-production server until you get the hang of it.  That might be a
>> problem if you don't have a tape unit available, but it's the safest
>> path.
>
> Good point Dave. Any same-flavor *nix box should do -- another RedHat
> box on your desk, for instance.
>
> If tape drive access is an issue look at rrestore. On most stock RedHat
> installations you'll probably have to fiddle with
> services/firewall/SElinux/etc, or you could use something akin to this:
>
> hostB# cd /bigdisk/tmp
> hostB# ssh hostA dd if=/dev/tape bs=20 | restore rf -
>
> The blocksize ("bs=20" and one block should be 512 bytes) to use
> probably depends on your type of tape drive as much as anything else.
> Somebody else'll probably chime in on that point.
>
> To use interactive restore ("restore ivf") with a non-local tape drive
> you probably need to make rrestore work as I think it needs to rewind
> the tape file after file selection.
>
> For that I think you'll need to diddle the boxes until rmt ("Remote MT
> protocol" in your /etc/services) works from one to the other. See your
> restore man page under discussion of the "-f" flag and see what it says
> about "host:/devicefile" access.
>
> --Steve.
>
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