| From: | Amit Kapila <amit(dot)kapila16(at)gmail(dot)com> |
|---|---|
| To: | Andres Freund <andres(at)2ndquadrant(dot)com> |
| Cc: | Heikki Linnakangas <hlinnakangas(at)vmware(dot)com>, Abhijit Menon-Sen <ams(at)2ndquadrant(dot)com>, Fujii Masao <masao(dot)fujii(at)gmail(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Rahila Syed <rahilasyed90(at)gmail(dot)com>, Rahila Syed <rahilasyed(dot)90(at)gmail(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: CRC algorithm (was Re: [REVIEW] Re: Compression of full-page-writes) |
| Date: | 2014-09-16 12:20:41 |
| Message-ID: | CAA4eK1JtQt_R6o26=CKkUppnwyKzxGwhNue_YUF7NwrnMws7yg@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Tue, Sep 16, 2014 at 4:27 PM, Andres Freund <andres(at)2ndquadrant(dot)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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