From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
---|---|
To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | Tatsuo Ishii <t-ishii(at)sra(dot)co(dot)jp>, pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: pgbench -i spends all its time doing CHECKPOINT |
Date: | 2002-01-06 06:44:50 |
Message-ID: | 200201060644.g066ioD12529@candle.pha.pa.us |
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Lists: | pgsql-hackers |
Tom Lane wrote:
> Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> writes:
> > Tom Lane wrote:
> >> Could we remove lines 552-560 of pgbench.c? The behavior that guarded
> >> against is long gone, and forcing a checkpoint every few thousand tuples
> >> seems to be putting a huge crimp in the speed of pgbench -i ...
>
> > I don't see any need for it.
>
> Au contraire. I'm nearly done with pgbench -i -s 500 after about an
> hour. The unmodified code ran for several hours and was less than
> half done.
I meant I don't see any need for that checkpoint code.
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
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