On Fri, Nov 16, 2001 at 10:14:28AM +0100, Maarten de Boer wrote:
> > CONFIG_MK7=y
> >
> > Did I read correctly that some 3DNow instructions cause latency issues?
>
> That's what Roger Larsson suggested when I showed bad latency results.
> Compiling for 586 solved that problem for me, and I find
On Thu, Nov 15, 2001 at 07:54:41PM +0100, Maarten de Boer wrote:
> Your results look good. For what processor did you compile your kernel?
CONFIG_MK7=y
Did I read correctly that some 3DNow instructions cause latency issues?
> Can you run the alsa-lib/test/latency test (and use a CD as input)
>
al Message -
From: "Andy Lo-A-Foe" <[EMAIL PROTECTED]>
To: "Maarten de Boer" <[EMAIL PROTECTED]>
Cc: <[EMAIL PROTECTED]>; <[EMAIL PROTECTED]>
Sent: Thursday, November 15, 2001 6:35 PM
Subject: Re: [Alsa-devel] Re: [linux-audio-dev] Re: more bad low latency
re
> Okay, here's my setup:
>
> - kernel 2.4.15-pre4 + Robert Love's preempt patches
> (http://www.tech9.net/rml/linux/)
> - kernel HZ value set to 1000, default is 100
> (see /usr/src/linux/include/asm/param.h)
> - alsa 0.9.0beta9 + Trident 4DWave NX
> - SCSI hard disk with ReiserFS
> - Geforce
On Thu, Nov 15, 2001 at 07:06:42PM +0100, Maarten de Boer wrote:
> That would be great. I use latencytest0.42 as well (gif).
>
> Tell me what kernel you use.
Okay, here's my setup:
- kernel 2.4.15-pre4 + Robert Love's preempt patches
(http://www.tech9.net/rml/linux/)
- kernel HZ value set to
On Thu, 15 Nov 2001 18:35:33 +0100
Andy Lo-A-Foe <[EMAIL PROTECTED]> wrote:
> On Thu, Nov 15, 2001 at 05:28:19PM +0100, Maarten de Boer wrote:
>
> > It would be really nice if somebody could repeat my tests on identical or
> > similar hardware (AMD Athlon, Trident 4DWave NX), with the same vers
On Thu, Nov 15, 2001 at 05:28:19PM +0100, Maarten de Boer wrote:
> It would be really nice if somebody could repeat my tests on identical or
> similar hardware (AMD Athlon, Trident 4DWave NX), with the same versions
> of kernel, patch, and alsa (latest cvs that is). I will try with a es1371
> to
At Thu, 15 Nov 2001 17:28:19 +0100,
Maarten de Boer wrote:
>
> > There are VM tuning parameters in /proc/sys/vm/vm_*_ratio files.
> > Lowering these values tend to bring better latency results.
>
> Any recommended reading about this?
I've used this setting:
echo 6 > /proc/sys/vm/vm_scan_ratio
> There are VM tuning parameters in /proc/sys/vm/vm_*_ratio files.
> Lowering these values tend to bring better latency results.
Any recommended reading about this?
I reinstalled my system (needed to do that for a while now anyway)
to be crispy clean. Look at the latest results.
http://www.iua.
