Postgres Pro
Downloads
Home   >   mailing lists

Re: New CRC algorithm: Slicing by 8 - Mailing list pgsql-hackers

From Gurjeet Singh
Subject Re: New CRC algorithm: Slicing by 8
Date
Msg-id 65937bea0610220746h6308be1ey3fe8bcba04774717@mail.gmail.com
Whole thread Raw
In response to Re: New CRC algorithm: Slicing by 8  ("Gregory Maxwell" <gmaxwell@gmail.com>)
List pgsql-hackers
Tree view


On 10/22/06, Gregory Maxwell <gmaxwell@gmail.com> wrote:
On Opteron 265 his test code shows SB8 (the intel alg) is 2.48x faster
for checksum and 1.95x faster for verify for the 800 * 1024 blocks of
1 KB each workload. For 100000 blocks of 8k I got simmlar results as
well.

I think you meant

800*1024 blocks of 1 >MB< each workload.

--
gurjeet[.singh]@EnterpriseDB.com
singh.gurjeet@{ gmail | hotmail | yahoo }.com

pgsql-hackers by date:

Previous
From: "Gurjeet Singh"
Date:
Subject: Re: New CRC algorithm: Slicing by 8
Next
From: "Simon Riggs"
Date:
Subject: Re: estimated_count() implementation