[gpfsug-discuss] backup and disaster recovery solutions
Jez Tucker
jtucker at pixitmedia.com
Mon Apr 11 16:23:06 BST 2016
Hi
Having just commissioned three TSM setups and one with HSM, I can say
that's not available from the standard APAR updates at present - however it
would be rather nice...
The current release is 7.1.5
http://www-01.ibm.com/support/docview.wss?uid=swg24041864
Jez
On Mon, Apr 11, 2016 at 4:18 PM, Jaime Pinto <pinto at scinet.utoronto.ca>
wrote:
> I heard as recently as last Friday from IBM support/vendors/developers of
> GPFS/TSM/HSM that the newest release of Spectrum Protect (7.11) offers a
> GUI interface that is user centric, and will allow for unprivileged users
> to restore their own material via a newer WebGUI (one that also works with
> Firefox, Chrome and on linux, not only IE on Windows). Users may
> authenticate via AD or LDAP, and traverse only what they would be allowed
> to via linux permissions and ACLs.
>
> Jaime
>
>
> Quoting Jonathan Buzzard <jonathan at buzzard.me.uk>:
>
> On Mon, 2016-04-11 at 10:34 -0400, Jaime Pinto wrote:
>>
>>> Do you want backups or periodic frozen snapshots of the file system?
>>>
>>> Backups can entail some level of version control, so that you or
>>> end-users can get files back on certain points in time, in case of
>>> accidental deletions. Besides 1.5PB is a lot of material, so you may
>>> not want to take full snapshots that often. In that case, a
>>> combination of daily incremental backups using TSM with GPFS's
>>> mmbackup can be a good option. TSM also does a very good job at
>>> controlling how material is distributed across multiple tapes, and
>>> that is something that requires a lot of micro-management if you want
>>> a home grown solution of rsync+LTFS.
>>>
>>
>> Is there any other viable option other than TSM for backing up 1.5PB of
>> data? All other backup software does not handle this at all well.
>>
>> On the other hand, you could use gpfs built-in tools such a
>>> mmapplypolicy to identify candidates for incremental backup, and send
>>> them to LTFS. Just more micro management, and you may have to come up
>>> with your own tool to let end-users restore their stuff, or you'll
>>> have to act on their behalf.
>>>
>>>
>> I was not aware of a way of letting end users restore their stuff from
>> *backup* for any of the major backup software while respecting the file
>> system level security of the original file system. If you let the end
>> user have access to the backup they can restore any file to any location
>> which is generally not a good idea.
>>
>> I do have a concept of creating a read only Fuse mounted file system
>> from a TSM point in time synthetic backup, and then using the shadow
>> copy feature of Samba to enable restores using the "Previous Versions"
>> feature of windows file manager.
>>
>> I got as far as getting a directory tree you could browse through but
>> then had an enforced change of jobs and don't have access to a TSM
>> server any more to continue development.
>>
>> Note if anyone from IBM is listening that would be a super cool feature.
>>
>>
>> JAB.
>>
>> --
>> Jonathan A. Buzzard Email: jonathan (at) buzzard.me.uk
>> Fife, United Kingdom.
>>
>>
>> _______________________________________________
>> gpfsug-discuss mailing list
>> gpfsug-discuss at spectrumscale.org
>> http://gpfsug.org/mailman/listinfo/gpfsug-discuss
>>
>>
>
> ---
> Jaime Pinto
> SciNet HPC Consortium - Compute/Calcul Canada
> www.scinet.utoronto.ca - www.computecanada.org
> University of Toronto
> 256 McCaul Street, Room 235
> Toronto, ON, M5T1W5
> P: 416-978-2755
> C: 416-505-1477
>
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