Re: Filesystem benchmarking for pg 8.3.3 server - Mailing list pgsql-performance

From david@lang.hm
Subject Re: Filesystem benchmarking for pg 8.3.3 server
Date
Msg-id alpine.DEB.1.10.0808121831570.10264@asgard.lang.hm
Whole thread Raw
In response to Re: Filesystem benchmarking for pg 8.3.3 server  (Ron Mayer <rm_pg@cheapcomplexdevices.com>)
Responses Re: Filesystem benchmarking for pg 8.3.3 server  ("Scott Carey" <scott@richrelevance.com>)
List pgsql-performance
On Tue, 12 Aug 2008, Ron Mayer wrote:

> Scott Carey wrote:
>> Some SATA drives were known to not flush their cache when told to.
>
> Can you name one?  The ATA commands seem pretty clear on the matter,
> and ISTM most of the reports of these issues came from before
> Linux had write-barrier support.

I can't name one, but I've seen it mentioned in the discussions on
linux-kernel several times by the folks who are writing the write-barrier
support.

David Lang


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