> Per Tom's request(1000 concurrent backends), I tried current on IBM
> AIX 5L and found that make check hungs:
>
> parallel group (13 tests): float4 oid varchar
>
> pgbench hungs too if more than 4 or so concurrent backends are
> involved.
I once had hangs during make check on AIX 4, but after make distclean
and
rebuild was never able to reproduce.
Can you read the man page for cs(3), AIX 4 sais it is not recommended
suggests to use compare_and_swap, maybe AIX 5 has more to say ?
> Unfortunately gdb does not work well on AIX, so I'm stucked.
> Maybe a new locking code?
Use dbx (and ddd) ?
I don't have access to AIX 5.
Andreas