Unfortunately a SIGSTOP and SIGCONT will not work, after a SIGCONT the
rsync job just dies.
I did however have success with splitting the job up on the large
volume into 15 smaller jobs, was able to complete the backup well
within the backup window.
MSK
On Wed, Jun 18, 2008 at 11:36 AM, mark k <mkopenski AT gmail DOT com> wrote:
> I have set up a backup job that way, and split it up into 15
> individual jobs, it is still a lot of files though.
>
> I am going to try out sending a SIGSTOP and a SIGCONT to the rsync job
> on the client and see if it works. If it does, I don't think that
> would be very hard to incorporate into BackupPC interface.
>
>
>
> On Wed, Jun 18, 2008 at 11:26 AM, Les Mikesell <lesmikesell AT gmail DOT com>
> wrote:
>> mark k wrote:
>>>
>>> Wondering if anyone one has found away to pause or suspend a backup
>>> job instead of stopping
>>>
>>> I am backing up several servers with large luns 750 gb to 2tb in size.
>>> With millions of tiny files.
>>>
>>> So everytime a new rsync job kicks off it has to rebuild the file list
>>> and the only time the backup job completes is on the weekends, when
>>> the jobs can run 24/7
>>> can only run about 8 hours a day on the weekdays.
>>>
>>> Is there a way to pause the rsync on client and then resume it later,
>>> so that at least it will get a base full over a couple of nights and
>>> then incrementals should work normally after that.
>>
>> I don't think this is possible, but you might want to look at the file
>> distribution on the target. If you could split this into some number of
>> directories that are backed up separately and perhaps a catch-all run that
>> excludes the ones backed up individually it might go a lot faster. Also, it
>> might help a lot to add RAM to the server or run fewer concurrent jobs if it
>> is swapping due to the size of the directory. If you have a current version
>> of backuppc, it should save partial full runs and accumulate parts until it
>> is completed. However, even incrementals will have to transfer the entire
>> directory structure over before starting so it may continue to be a problem.
>>
>> --
>> Les Mikesell
>> lesmikesell AT gmail DOT com
>>
>>
>>
>
>
>
> --
> Walt Disney - "I love Mickey Mouse more than any woman I have ever known."
>
--
Fran Lebowitz - "You're only has good as your last haircut."
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