| From: | "Jonah H(dot) Harris" <jonah(dot)harris(at)gmail(dot)com> |
|---|---|
| To: | "J(dot) Andrew Rogers" <jrogers(at)neopolitan(dot)com> |
| Cc: | pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: COMMIT NOWAIT Performance Option |
| Date: | 2007-03-01 05:20:07 |
| Message-ID: | 36e682920702282120l37f76b45tbd5e8932accf304@mail.gmail.com |
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| Lists: | pgsql-hackers |
On 2/28/07, Jonah H. Harris <jonah(dot)harris(at)gmail(dot)com> wrote:
> I added adler32 to Gurjeet Singh's crc testing utility, compiled it
> with gcc 4.0.0 on a single-core Opteron running FC4, and configured it
> for 8K block sizes.
Tested Fletcher and seeing similar results ratio-wise. Using O3, it's:
Generating CRC using Fletcher algo... done. Time taken : 11 milliseconds
Verifying CRC using Fletcher algo... done. Time taken : 11 milliseconds
--
Jonah H. Harris, Software Architect | phone: 732.331.1324
EnterpriseDB Corporation | fax: 732.331.1301
33 Wood Ave S, 3rd Floor | jharris(at)enterprisedb(dot)com
Iselin, New Jersey 08830 | http://www.enterprisedb.com/
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