Gentoo Archives: gentoo-performance

From: Alex Schuster <wonko@×××××××××.org>
To: gentoo-performance@l.g.o
Subject: Re: [gentoo-performance] Horrible performance
Date: Wed, 25 Aug 2010 12:04:23
Message-Id: 201008251309.24827.wonko@wonkology.org
In Reply to: Re: [gentoo-performance] Horrible performance by Mansour Moufid
1 Mansour Moufid writes:
2
3 > On Tue, Aug 24, 2010 at 9:32 PM, Alex Schuster <wonko@×××××××××.org>
4 > wrote:
5
6 > Just a thought: why -ggdb in your CFLAGS? If you have >=gcc-4.2, try:
7 >
8 > CFLAGS="-march=native -O2 -pipe"
9
10 I just added this some days ago in order to give debug information for a a
11 bug in strigi I had reported. I forgot to take it out, but so far only few
12 packages were compiled with this setting. But thanks for mentioning this,
13 I removed the debug setting now.
14 But should it matter? Optimization still happens. And when these
15 interrupts hapen, the CPU is not at 100%.
16
17 I do not use march=native because I sometimes use another host with
18 distcc.
19
20 Wonko

Replies

Subject Author
Re: [gentoo-performance] Horrible performance Mansour Moufid <mansourmoufid@×××××.com>