VERY frustrated with FreeBSD/UFS stability - please help or comment...

Eric Anderson anderson at freebsd.org
Tue May 22 13:03:57 UTC 2007


On 05/22/07 08:01, Dag-Erling Smørgrav wrote:
> Eric Anderson <anderson at freebsd.org> writes:
>> Dag-Erling Smørgrav <des at des.no> writes:
>>> Speaking in the abstract, what you want to do every day is the
>>> following:
>>>
>>> client1% rsync --archive --delete /vol server:/backup/client1
>>> client2% rsync --archive --delete /vol server:/backup/client2
>>> server% for vol in /backup/* ; do mksnap_ffs $vol $vol/.snap/`date` ; done
>> That's good for small file systems, but if you have a multi-terabyte
>> file system, you're not going to be too happy about those results.
>> The snapshot will take a *very* long time, on a nearly full file
>> system.
> 
> I did write "in the abstract".  I am well aware that this will not work
> well with FFS.  You left out the part where I recommended using ZFS
> instead.
> 
> DES


True.. I left out the ZFS part, because your mksnap_ffs command is what 
I was referring to, and it only applies to FFS, so the ZFS comment 
wasn't relevant to my particular comment.

Eric



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