Greg Smith <g...@2ndquadrant.com> writes:
> Given that pgbench will run with threads in some multi-worker
> configurations, after some more portability research I think odds are
> good we'd get nailed by
> http://sourceware.org/bugzilla/show_bug.cgi?id=10320 : "erand48
> implementation not thread safe but POSIX says it should be". The AIX
> docs have a similar warning on them, so who knows how many versions of
> that library have the same issue.
FWIW, I think that bug report is effectively complaining that if you use
both drand48 and erand48, the former can impact the latter. If you use
only erand48, I don't see that there's any problem.
regards, tom lane
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