Wednesday, September 10, 2008

Re: [HACKERS] Base64 decode/encode performance

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

On Wed, Sep 10, 2008 at 10:44:00AM -0400, Mark Mielke wrote:
> Marko Kreen wrote:
[...]
>> - decode does not seem to handle architectures that segfault
>> on unaligned int32 accesses.
>
> Out of curiosity - does this problem exist on any platform for which
> PostgreSQL is currently ported and supported?

HP PA is one of them. Besides, some others hide that behind a painful
(more than a factor of 1.3 -- we are talking software emulation here)
performance hit. More modeern architectures (Alpha, Itanium, IA-64) take
this route.

Regards
- -- tomás
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.6 (GNU/Linux)

iD8DBQFIx+ggBcgs9XrR2kYRAha9AJ0Xy6Zg/m76H2H4Uzta3pSXJh/D2gCfS8PF
vpDQMU8gg2BahURgSI97GSk=
=KnIm
-----END PGP SIGNATURE-----

--
Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org)
To make changes to your subscription:
http://www.postgresql.org/mailpref/pgsql-hackers

No comments: