Re: CRC algorithm (was Re: [REVIEW] Re: Compression of full-page-writes)

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От Amit Kapila
Тема Re: CRC algorithm (was Re: [REVIEW] Re: Compression of full-page-writes)
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Msg-id CAA4eK1JtQt_R6o26=CKkUppnwyKzxGwhNue_YUF7NwrnMws7yg@mail.gmail.com
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Ответ на Re: CRC algorithm (was Re: [REVIEW] Re: Compression of full-page-writes)  (Andres Freund <andres@2ndquadrant.com>)
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On Tue, Sep 16, 2014 at 4:27 PM, Andres Freund <andres@2ndquadrant.com> wrote:
> On 2014-09-16 13:49:20 +0300, Heikki Linnakangas wrote:
> > I used http://create.stephan-brumme.com/crc32/#slicing-by-8-overview as
> > reference - you can probably see the similarity. Any implementation is going
> > to look more or less the same, though; there aren't that many ways to write
> > the implementation.
>
> True.
>
> I think I see what's the problem causing Amit's test to fail. Amit, did
> you use the powerpc machine?

Yes.


With Regards,
Amit Kapila.
EnterpriseDB: http://www.enterprisedb.com

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