On Fri, Nov 17, 2017 at 01:36:00PM -0300, Alvaro Herrera wrote: > Justin Pryzby wrote: > > > Core was generated by `postgres: autovacuum worker process gtt > > '. > > Program terminated with signal 11, Segmentation fault. > > #0 statext_ndistinct_build (totalrows=300, numrows=300, rows=0x21df3e8, > > attrs=<value optimized out>, stats=0x0) at mvdistinct.c:103 > > 103 item->attrs = > > bms_add_member(item->attrs, > > > > (gdb) p stats > > $5 = (VacAttrStats **) 0x0 > > => This is an error, no ?? > > Not necessarily, but then I think this previous code is busted:
> If I recall things correctly, the "continue" should be executed > regardless of IsAutoVacuumWorkerProcess() (only the log should be > conditional on that). I'm not sure how I arrived at the current coding, > which I added in bf2a691e02d7 -- probably just fuzzy thinking. Is it useful to run with that change ? Justin
