Andrew Dunstan <andrew.duns...@2ndquadrant.com> writes: > I've been trying to get to the bottom of a nasty hang in buildfarm > member jacana when running the pg_ctl TAP test. This test used to work, > and was last known to work on June 22nd.
> My attention has become focussed on this change in commit de3de0afd: > - # Wait a second before retrying. > - sleep 1; > + # Wait 0.1 second before retrying. > + select undef, undef, undef, 0.1; > This is a usage that is known not to work in Windows - IIRC we > eliminated such calls from our C programs at the time of the Windows > port - and it seems to me very likely to be the cause of the hang. Ugh. > Instead I think we should use the usleep() function from the standard > (from 5.8) Perl module Time::HiRes, as recommended in the Perl docs for > the sleep() function for situations where you need finer grained > timeouts. I have verified that this works on jacana and friends. > Unless I hear objections I'll prepare a patch along those lines. WFM. Thanks for taking care of it. regards, tom lane -- Sent via pgsql-hackers mailing list (email@example.com) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers