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Re: [HACKERS] [GENERAL] Postgresql & AMD x86-64 - Mailing list pgsql-advocacy

From Tom Lane
Subject Re: [HACKERS] [GENERAL] Postgresql & AMD x86-64
Date
Msg-id 5472.1055280904@sss.pgh.pa.us
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In response to Re: [HACKERS] [GENERAL] Postgresql & AMD x86-64  ("Martin D. Weinberg" <weinberg@osprey.astro.umass.edu>)
Responses Re: [HACKERS] [GENERAL] Postgresql & AMD x86-64  (Bruce Momjian <pgman@candle.pha.pa.us>)
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"Martin D. Weinberg" <weinberg@osprey.astro.umass.edu> writes:
> I didn't change the source tree at all.  I used:

> env CFLAGS='-O3 -m64' LD='/usr/bin/ld -melf_x86_64' ./configure --with-CXX --without-zlib

BTW, see Jeff Baker's nearby report in pgsql-general that s_lock.h needs
to be tweaked to use spinlocks on this platform.  If you're using
semaphores instead then you're taking a big performance hit.

            regards, tom lane

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