Den tors 31 mars 2022 kl 16:29 skrev Nathan Hartman <
hartman.nat...@gmail.com>:

> On Thu, Mar 31, 2022 at 10:12 AM Daniel Sahlberg
> <daniel.l.sahlb...@gmail.com> wrote:
> >
> > Den tors 31 mars 2022 kl 15:45 skrev Stefan Sperling <s...@elego.de>:
> >>
> >> On Thu, Mar 31, 2022 at 09:21:58AM -0400, Nathan Hartman wrote:
> >> > On Thu, Mar 31, 2022 at 9:09 AM Nathan Hartman <
> hartman.nat...@gmail.com> wrote:
> >> > > My bad. Hopefully r1899430 fixes it.
> >> > >
> >> > > How do I manually run backport.pl?
> >> >
> >> > Let me rephrase that question: How do I manually trigger it so we
> >> > don't have to wait for the cron job?
> >
> >
> > I'm guessing you figured out how to run the script! Did you use the Perl
> or the Python variation? I'm curious if the Python script is more powerful
> and better at handling merge failures.
>
> I just went ahead and ran it on my workstation, basically by checking
> out the branch, changing to its root directory, and running YES=1
> MAY_COMMIT=1 ../svn-trunk/tools/dist/backport.pl. Which means I ran
> the Perl version. :-)
>
> It would be cool if there were a way to manually trigger svn-role do
> its thing, but it's not super important.
>

Committing a "1" to STATUS.RUNNOW which is checked by a cronjob running
every minute? But then the problem below is still there.

>> Related question: Why don't we run the cron job more frequently? :)
> >
> > I've also asked this question to myself. There was a discussion
> elsewhere (in the thread regarding migration of svn-qavm (in private@),
> quoted from memory) where someone mentioned a rare race condition with
> backport.pl if there was simultaneous commits to STATUS from someone
> else. This had happened some time in 2013 (?) when two cronjobs was
> executed simultaneous (on svn-qavm1 and svn-qavm2, during another
> migration) and they stepped on the toes of each other causing conflicts.
> There was a comment "this could happen also because of a manual commit to
> STATUS but we don't have so many commits at 04:00Z so the risk is quite
> low". I can't judge the risk of this.
>
> Hmm, I was going to suggest to run it more frequently around release
> time but the above sounds like a good reason not to!! Until it gets
> sorted out...


We should probably think about sorting this out. I'll dig out the original
thread and make a summary here, but not until after the relase.

/Daniel

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