Re: [sqlsmith] Unpinning error in parallel worker

2018-04-24 Thread Jonathan Rudenberg
On Tue, Apr 24, 2018, at 16:06, Thomas Munro wrote: > On Wed, Apr 25, 2018 at 2:21 AM, Jonathan Rudenberg > wrote: > > This issue happened again in production, here are the stack traces from > > three we grabbed before nuking the >400 hanging backends. > > > >

Re: [sqlsmith] Unpinning error in parallel worker

2018-04-24 Thread Jonathan Rudenberg
On Fri, Apr 20, 2018, at 00:42, Thomas Munro wrote: > On Wed, Apr 18, 2018 at 11:43 AM, Jonathan Rudenberg > wrote: > > On Tue, Apr 17, 2018, at 19:31, Thomas Munro wrote: > >> On Wed, Apr 18, 2018 at 11:01 AM, Jonathan Rudenberg > >> wrote: > >> >

Re: [sqlsmith] Unpinning error in parallel worker

2018-04-20 Thread Jonathan Rudenberg
On Fri, Apr 20, 2018, at 00:42, Thomas Munro wrote: > On Wed, Apr 18, 2018 at 11:43 AM, Jonathan Rudenberg > wrote: > > On Tue, Apr 17, 2018, at 19:31, Thomas Munro wrote: > >> On Wed, Apr 18, 2018 at 11:01 AM, Jonathan Rudenberg > >> wrote: > >> >

Re: [sqlsmith] Unpinning error in parallel worker

2018-04-17 Thread Jonathan Rudenberg
On Tue, Apr 17, 2018, at 19:31, Thomas Munro wrote: > On Wed, Apr 18, 2018 at 11:01 AM, Jonathan Rudenberg > wrote: > > On Tue, Apr 17, 2018, at 18:38, Thomas Munro wrote: > >> Thanks, that would be much appreciated, as would any clues about what > >> workload you

Re: [sqlsmith] Unpinning error in parallel worker

2018-04-17 Thread Jonathan Rudenberg
On Tue, Apr 17, 2018, at 18:38, Thomas Munro wrote: > I don't have any theories about how that could be going wrong right > now, but I'm looking into it. Thank you! > > I don't have a backtrace yet, but I will provide them if/when the issue > > happens again. > > Thanks, that would be much

Re: [sqlsmith] Unpinning error in parallel worker

2018-04-17 Thread Jonathan Rudenberg
On Wed, Mar 29, 2017, at 10:50, Robert Haas wrote: > On Wed, Mar 29, 2017 at 1:31 AM, Thomas Munro > wrote: > > I considered whether the error message could be improved but it > > matches the message for an existing similar case (where you try to > > attach to an unknown handle). > > Ugh, OK. I