Thomas Munro writes:
> My bug report got an automated-looking message telling me to retest in
> Big Sur beta 6 back in September, and I've just now upgraded an old
> x86 Mac to Big Sur 11.01 and I can no longer reproduce the problem, so
> it looks like it was fixed! Thanks, Apple.
Hah! I've
On Fri, Oct 18, 2019 at 2:26 PM Thomas Munro wrote:
> On Fri, Oct 18, 2019 at 1:21 AM Tom Lane wrote:
> > Thomas Munro writes:
> > > On Tue, Oct 15, 2019 at 1:55 PM Tom Lane wrote:
> > >> and now prairiedog has shown it too:
> > >>
On Fri, Oct 18, 2019 at 1:21 AM Tom Lane wrote:
> Thomas Munro writes:
> > On Tue, Oct 15, 2019 at 1:55 PM Tom Lane wrote:
> >> and now prairiedog has shown it too:
> >> https://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=prairiedog=2019-10-14%2021%3A45%3A47
> >> which is positively
Thomas Munro writes:
> On Tue, Oct 15, 2019 at 1:55 PM Tom Lane wrote:
>> and now prairiedog has shown it too:
>> https://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=prairiedog=2019-10-14%2021%3A45%3A47
>> which is positively fascinating, because prairiedog is running a
>> bronze-age version
On Tue, Oct 15, 2019 at 1:55 PM Tom Lane wrote:
> Thomas Munro writes:
> > Agreed. Secret non-shareable bug report filed. Fingers crossed.
>
> Since that conversation, longfin has shown the same symptom
> just once more:
>
> longfin | REL_11_STABLE | 2019-07-28 22:29:03 | recoveryCheck |
[ blast from the past dept. ]
Thomas Munro writes:
> On Thu, Nov 29, 2018 at 3:30 AM Tom Lane wrote:
>> Thomas Munro writes:
>>> https://github.com/macdice/unlinktest
>> Bleah. But you can do better than ask whether it's a bug: you can
>> quote POSIX:
>> ...
>> Not a lot of wiggle room
On Thu, Nov 29, 2018 at 3:30 AM Tom Lane wrote:
> Thomas Munro writes:
> > On Wed, Nov 28, 2018 at 6:47 PM Tom Lane wrote:
> >> Is it possible that unlink() on APFS is not atomic?
>
> > I think you might be right.
> > https://github.com/macdice/unlinktest
>
> Bleah. But you can do better than
Thomas Munro writes:
> On Wed, Nov 28, 2018 at 6:47 PM Tom Lane wrote:
>> Is it possible that unlink() on APFS is not atomic?
> I think you might be right.
> https://github.com/macdice/unlinktest
Bleah. But you can do better than ask whether it's a bug: you can
quote POSIX:
The unlink()
On Wed, Nov 28, 2018 at 6:47 PM Tom Lane wrote:
> Is it possible that unlink() on APFS is not atomic? That is, the
> sequence of events is something like
>
> pg_ctl: open("postmaster.pid")
> postmaster: unlink("postmaster.pid")
> pg_ctl: reads file, gets zero
Thomas Munro writes:
> On Wed, Nov 28, 2018 at 5:28 PM Tom Lane wrote:
>> So my theory is we broke something in HEAD a couple weeks ago. But what?
> Hmm. Not seeing it. I'm trying to do it again, with a make check loop.
>> The fsync changes you made are suspiciously close to this issue (ie
Thomas Munro writes:
> Today I saw a one-off case of $SUBJECT, on macOS. I can't reproduce
> it, but I noticed exactly the same thing on longfin the other day:
> https://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=longfin=2018-11-25%2005%3A39%3A04
I trawled the buildfarm logs and discovered
On Wed, Nov 28, 2018 at 4:10 PM Tom Lane wrote:
> Thomas Munro writes:
> > Today I saw a one-off case of $SUBJECT, on macOS. I can't reproduce
> > it, but I noticed exactly the same thing on longfin the other day:
> >
Thomas Munro writes:
> Today I saw a one-off case of $SUBJECT, on macOS. I can't reproduce
> it, but I noticed exactly the same thing on longfin the other day:
> https://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=longfin=2018-11-25%2005%3A39%3A04
> Anyone know what that's about?
No :-(. I
Hello,
Today I saw a one-off case of $SUBJECT, on macOS. I can't reproduce
it, but I noticed exactly the same thing on longfin the other day:
https://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=longfin=2018-11-25%2005%3A39%3A04
Anyone know what that's about?
--
Thomas Munro
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