Re: pgbench -i spends all its time doing CHECKPOINT

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От Bruce Momjian
Тема Re: pgbench -i spends all its time doing CHECKPOINT
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Msg-id 200201060644.g066ioD12529@candle.pha.pa.us
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Ответ на Re: pgbench -i spends all its time doing CHECKPOINT  (Tom Lane <tgl@sss.pgh.pa.us>)
Ответы Re: pgbench -i spends all its time doing CHECKPOINT
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Tom Lane wrote:
> Bruce Momjian <pgman@candle.pha.pa.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@candle.pha.pa.us               |  (610)
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