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Re: Extremely bad performance compiling bzip2
- To: hjl at lucon dot org
- Subject: Re: Extremely bad performance compiling bzip2
- From: Andi Kleen <ak at muc dot de>
- Date: Wed, 9 Dec 1998 07:10:03 +0100
- cc: egcs at cygnus dot com
In muc.lists.egcs.misc, you wrote:
>Have you tried bzip2 compiled with gcc 2.7.2.3 and linked to glibc 2?
>I know if there are many getc/putc's in the code, glibc 2 can much
>slower than libc 5.
I am curious why. Does checking an uncongested lock really involve that
much overhead?
-Andi