Re: recent failures on lorikeet

2021-06-14 Thread Tom Lane
I wrote: > What that'd have to imply is that get_ps_display() messed up, > returning a bad pointer or a bad length. > A platform-specific problem in get_ps_display() seems plausible > enough. The apparent connection to a concurrent VACUUM FULL seems > pretty hard to explain that way ... but maybe

Re: recent failures on lorikeet

2021-06-14 Thread Tom Lane
Andrew Dunstan writes: > The line in lmgr.c is where the process title gets changed to "waiting". > I recently stopped setting process title on this animal on REL_13_STABLE > and its similar errors have largely gone away. Oooh, that certainly seems like a smoking gun. > I can do the same on > HE

Re: recent failures on lorikeet

2021-06-14 Thread Andrew Dunstan
On 6/14/21 12:33 PM, Andrew Dunstan wrote: > > The line in lmgr.c is where the process title gets changed to "waiting". > I recently stopped setting process title on this animal on REL_13_STABLE > and its similar errors have largely gone away. I can do the same on > HEAD. But it does make me wond

Re: recent failures on lorikeet

2021-06-14 Thread Andrew Dunstan
On 6/14/21 9:39 AM, Tom Lane wrote: > Andrew Dunstan writes: >> I've been looking at the recent spate of intermittent failures on my >> Cygwin animal lorikeet. Most of them look something like this, where >> there's 'VACUUM FULL pg_class' and an almost simultaneous "CREATE TABLE' >> which fails.

Re: recent failures on lorikeet

2021-06-14 Thread Tom Lane
Andrew Dunstan writes: > I've been looking at the recent spate of intermittent failures on my > Cygwin animal lorikeet. Most of them look something like this, where > there's 'VACUUM FULL pg_class' and an almost simultaneous "CREATE TABLE' > which fails. Do you have any idea what "exit code 127"

recent failures on lorikeet

2021-06-14 Thread Andrew Dunstan
I've been looking at the recent spate of intermittent failures on my Cygwin animal lorikeet. Most of them look something like this, where there's 'VACUUM FULL pg_class' and an almost simultaneous "CREATE TABLE' which fails. 2021-06-14 05:04:00.220 EDT [60c71b7f.e8bf:60] pg_regress/vacuum LOG: