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Re: [HACKERS] Postgres Speed or lack thereof

From:	John Ryan <john(at)cybertrace(dot)com>
To:	Todd Graham Lewis <tlewis(at)mindspring(dot)net>
Cc:	Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, John Holland <jholland(at)isr(dot)umd(dot)edu>, pgsql-hackers(at)postgreSQL(dot)org
Subject:	Re: [HACKERS] Postgres Speed or lack thereof
Date:	1999-01-23 00:11:34
Message-ID:	36A913B6.66F1@cybertrace.com
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Todd Graham Lewis wrote:
>
> On Wed, 20 Jan 1999, Tom Lane wrote:
>
> > What the -F switch actually does is to disable calls to fsync(2),
> > thereby allowing modified file blocks to hang around in kernel

Could you use an mmapped file and flush it according to some algorythm?
Hard on memory but fast.

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Re: [HACKERS] Postgres Speed or lack thereof at 1999-01-22 18:24:16 from Todd Graham Lewis

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