Justin Clift <justin@postgresql.org> writes:
>> No such file?? Hard to believe that that could happen while the
>> postmaster was still running. Unless something else had decided to
>> delete the socket file from /tmp. The postmaster certainly would not
>> do it.
> This provides an interesting lead. There's at least one linux
> distribution which does this. Part of the cron'd maintenance scripts
> delete all the files in /tmp, and therefore play havoc....
Yeah, I do recall that some versions had a tmp-scrubber that didn't make
any exception for socket files. But it's kind of a big coincidence to
assume that would happen just while Michael was running his benchmark.
Not sure I credit it.
regards, tom lane