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Re: Inserting 8MB bytea: just 25% of disk perf used? - Mailing list pgsql-performance

From Greg Smith
Subject Re: Inserting 8MB bytea: just 25% of disk perf used?
Date
Msg-id 4B5811BD.4020202@2ndquadrant.com
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In response to Re: Inserting 8MB bytea: just 25% of disk perf used?  (Scott Carey <scott@richrelevance.com>)
Responses Re: Inserting 8MB bytea: just 25% of disk perf used?
Re: Inserting 8MB bytea: just 25% of disk perf used?
Re: Inserting 8MB bytea: just 25% of disk perf used?
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Scott Carey wrote:
> On Jan 20, 2010, at 5:32 AM, fkater@googlemail.com wrote:
>
>
>> In the attachement you'll find 2 screenshots perfmon34.png
>> and perfmon35.png (I hope 2x14 kb is o.k. for the mailing
>> list).
>>
>>

I don't think they made it to the list?  I didn't see it, presumably
Scott got a direct copy.  I'd like to get a copy and see the graphs even
if takes an off-list message.  If it's an 8.2 checkpoint issue, I know
exactly what shapes those take in terms of the disk I/O pattern.

--
Greg Smith    2ndQuadrant   Baltimore, MD
PostgreSQL Training, Services and Support
greg@2ndQuadrant.com  www.2ndQuadrant.com

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