| From: | "Zeugswetter Andreas SB SD" <ZeugswetterA(at)spardat(dot)at> |
|---|---|
| To: | "Tatsuo Ishii" <t-ishii(at)sra(dot)co(dot)jp>, <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Problem on AIX with current |
| Date: | 2001-10-01 12:33:43 |
| Message-ID: | 46C15C39FEB2C44BA555E356FBCD6FA41EB39B@m0114.s-mxs.net |
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| Lists: | pgsql-hackers |
> 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
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