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Re: Write cache

From: ohp(at)pyrenet(dot)fr
To: Larry Rosenman <ler(at)lerctr(dot)org>
Cc: pgsql-hackers list <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Write cache
Date: 2004-01-27 22:15:09
Message-ID: Pine.UW2.4.53.0401272313500.29301@server.pyrenet.fr (view raw or flat)
Thread:
Lists: pgsql-hackers
On Tue, 27 Jan 2004, Larry Rosenman wrote:
> >> >>
> >> >> ISTM that the driver should force it out to the disk, unless the disk
> >> >> is lying to the driver, or the driver is buggy.
> >> > That's exactly what I think: the DISK has a write cache so it's lying
> >> > to the controler saying data is written when it's only in the disk
> >> > cache.
> >> >
> >> > That also would explain the fantastic write performance I have
> >> > compared to read...
> >> SO, I consider these disks buggy or not acceptable for use.
> > So do I... I have 6 disks... 250$ each...
> What kind of warranty?
3 years 24 hours on site (the computer altogather)
>
> How Old?
>
3 months

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