Re: [HACKERS] Weird irreproducible behaviors in plpython tests

2016-04-10 Thread Tom Lane
Andres Freund writes: > I downloaded the RHEL6 srpm, and it appears to be patched to > automatically disable pymalloc when running under valgrind (via > disable-pymalloc-on-valgrind-py26.patch). That explains why you're > seing the problem, but skink isn't (it's running debian). Hah. I suspecte

Re: [HACKERS] Weird irreproducible behaviors in plpython tests

2016-04-10 Thread Andres Freund
On 2016-04-10 22:03:53 -0400, Tom Lane wrote: > Andres Freund writes: > > On 2016-04-10 17:55:25 -0400, Tom Lane wrote: > >> Hmm. It's true that I don't have the python debuginfo RPM installed. > >> But this is a live bug, so I suspect you were too generous about > >> those suppressions. > > > C

Re: [HACKERS] Weird irreproducible behaviors in plpython tests

2016-04-10 Thread Tom Lane
Andres Freund writes: > On 2016-04-10 17:55:25 -0400, Tom Lane wrote: >> Hmm. It's true that I don't have the python debuginfo RPM installed. >> But this is a live bug, so I suspect you were too generous about >> those suppressions. > Could be - I just used the ones (after adapting for 32 vs. 64

Re: [HACKERS] Weird irreproducible behaviors in plpython tests

2016-04-10 Thread Andres Freund
On 2016-04-10 17:55:25 -0400, Tom Lane wrote: > Hmm. It's true that I don't have the python debuginfo RPM installed. > But this is a live bug, so I suspect you were too generous about > those suppressions. Could be - I just used the ones (after adapting for 32 vs. 64 bit issues) provided by upstr

Re: [HACKERS] Weird irreproducible behaviors in plpython tests

2016-04-10 Thread Tom Lane
Andres Freund writes: > On 2016-04-10 17:10:57 -0400, Tom Lane wrote: >> ... I'll be fixing this one >> shortly, but now we have another puzzle: why isn't buildfarm member >> skink seeing the same failure? It is running the plpython tests. > I possible that it's hidden by the broad python error

Re: [HACKERS] Weird irreproducible behaviors in plpython tests

2016-04-10 Thread Andres Freund
On 2016-04-10 17:10:57 -0400, Tom Lane wrote: > After failing at that, it occurred to me to try it under valgrind, > and kaboom! I found a *different* bug, which has apparently been > there a long time. (I say different because I don't see how this > one could produce tick's symptoms; it's a refe