| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Tatsuo Ishii <t-ishii(at)sra(dot)co(dot)jp> |
| Cc: | pgman(at)candle(dot)pha(dot)pa(dot)us, pgsql-hackers(at)postgresql(dot)org, jwbaker(at)acm(dot)org |
| Subject: | Re: LWLock contention: I think I understand the problem |
| Date: | 2001-12-30 16:52:58 |
| Message-ID: | 221.1009731178@sss.pgh.pa.us |
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| Lists: | pgsql-hackers pgsql-odbc |
Tatsuo Ishii <t-ishii(at)sra(dot)co(dot)jp> writes:
> Your patches seem lightly enhanced 7.2 performance on AIX 5L (still
> slower than 7.1, however).
It's awfully hard to see what's happening near the left end of that
chart. May I suggest plotting the x-axis on a log scale?
regards, tom lane
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