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Re: [Gnu-arch-users] Slow inventories on large source trees
From: |
Andrew Suffield |
Subject: |
Re: [Gnu-arch-users] Slow inventories on large source trees |
Date: |
Thu, 22 Apr 2004 05:45:03 +0100 |
User-agent: |
Mutt/1.5.5.1+cvs20040105i |
On Wed, Apr 21, 2004 at 12:48:55PM -0400, Aaron Bentley wrote:
> According to gprof, it's spending 78% of its time doing regex matching
> in filename_matches. The lion's share of that is in mem_set0, but
> you've got to consider that it's doing 9 hundred thousand calls.
I would be interested to know how memset(..., 0, ...) behaves (#define
mem_set0 to that), since at least in theory, mem_set0 is between 10
and 100 times slower than memset() on an athlon (and around 10 times
on a pentium 3 or 4).
--
.''`. ** Debian GNU/Linux ** | Andrew Suffield
: :' : http://www.debian.org/ |
`. `' |
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- Re: [Gnu-arch-users] Slow inventories on large source trees, (continued)
- Re: [Gnu-arch-users] Slow inventories on large source trees, Jani Monoses, 2004/04/21
- Re: [Gnu-arch-users] Slow inventories on large source trees, Aaron Bentley, 2004/04/21
- Re: [Gnu-arch-users] Slow inventories on large source trees, Tom Lord, 2004/04/21
- Re: [Gnu-arch-users] Slow inventories on large source trees, Aaron Bentley, 2004/04/21
- Re: [Gnu-arch-users] Slow inventories on large source trees, Tom Lord, 2004/04/21
- Re: [Gnu-arch-users] Slow inventories on large source trees, Aaron Bentley, 2004/04/21
- Re: [Gnu-arch-users] Slow inventories on large source trees, Aaron Bentley, 2004/04/21
- Re: [Gnu-arch-users] Slow inventories on large source trees, Tom Lord, 2004/04/22
- Re: [Gnu-arch-users] Slow inventories on large source trees, Aaron Bentley, 2004/04/22
Re: [Gnu-arch-users] Slow inventories on large source trees, Aaron Bentley, 2004/04/21
Re: [Gnu-arch-users] Slow inventories on large source trees, Colin Walters, 2004/04/21