On Tue, May 25, 2010 at 01:51:30PM -0500, Les Mikesell wrote:
> On 5/25/2010 1:29 PM, Robin Lee Powell wrote:
> >
> >>>> That's a fantastic idea!  I don't even need to do anything
> >>>> complicated; just use "lockfile /tmp/backuppc" OSLT, since I
> >>>> only care about not overloading single hosts.
> >>>
> >>> There is a problem with it, though: it can lead to starvation.
> >>> I've got one host broken up into 10 or so backuppc jobs, and
> >>> one of them has yet to run, 10 days later.  Each of the jobs
> >>> takes about 6 hours, which means it takes more than a day for
> >>> them all to complete, which means 5+ jobs are always available
> >>> to run, and that one just hasn't gotten lucky yet.
> >>>
> >>> Haven't come up with a good solution yet.
> >>
> >> I always thought the scheduling was ordered by the time since
> >> the last backup or time since the backup was due - but I've
> >> never gotten far enough behind to tell.  Don't the backups that
> >> haven't completed the previous day start first?
> >
> > I don't know, but regardless there are always at least 5 of
> > those, is what I'm saying.
> 
> But are they the same 5?  If you simply can't transfer the amount
> of data you have there's not much it can do but pick up where it
> left off when wakes up outside of a blackout again.  As long as it
> isn't the same jobs being missed repeatedly, it is probably going
> to the to it as fast as you would if you adjust the schedule
> anyway.

It should take about 4 days to do all the jobs.  There's one job
that is 10 days old.  Therefore I conclude that it's not doing the
right thing.  :)

-Robin

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