On Fri, Nov 2, 2012 at 8:00 PM, Noah Misch <n...@leadboat.com> wrote: >> hm, several times over the last couple of months (both on postgres 9.1 >> and 9.2), i've seen a similar crash, but on linux. It hits the log >> like this: >> >> Execution halted (~ 200x) >> Error: segfault from C stack overflow >> Execution halted (~ 30x) >> LOG: server process (PID 19882) was terminated by signal 11: Segmentation >> fault >> LOG: terminating any other active server processes > >> note the lack of LOG in 'Execution halted', etc. This has happened >> several times, on different servers using different workloads (but >> always under load). As of yet, I've been unable to get a core but I >> hope to get one next time it happens. I wonder if it's a similar >> cause? > > Google suggests those unadorned messages originate in R. Do the affected > systems use PL/R? If so ...
yes -- they do. I was pretty certain that no R code was running at the time of the crash but not 100% sure. That's a big clue -- thanks. Investigating... merlin -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
