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RE: Guaranteed datarate (Was: Re: does it work on 2.4.4)

To: "SCHOENWETTER,SEBASTIAN (HP-Belgium,ex1)" <sebastian_schoenwetter@xxxxxx>
Subject: RE: Guaranteed datarate (Was: Re: does it work on 2.4.4)
From: Austin Gonyou <austin@xxxxxxxxxxxxxxx>
Date: Sat, 2 Jun 2001 12:13:45 -0500 (CDT)
Cc: Rahul Jain <rahul@xxxxxxxx>, <linux-xfs@xxxxxxxxxxx>
In-reply-to: <FD93D5954435D411BBDB00D0B747A8C1028DE11F@xxxxxxxxxxxxxxxxxxxx>
Sender: owner-linux-xfs@xxxxxxxxxxx
MP3= Decoding : uses Cpu about 15%
Mozilla= Java : uses cpu about 5-25%, uses more RAM than anything else
Burning= IO/Memory/CPU utilization : my CPU while burning and nothing else
is about 5-20% depending on how much IO is going on. Memory utilization is
about 20M, not much, but constant. Considering I have good harware and all
I'd expect it to be the case that it's just a lot of good hardware working
well. However, without any tweaks applied to my hardware, running on ext2,
and attempting the same thing, I almost get to about 65% FIFO all the
time with the same setup. No tweaks and XFS yeilds about 85% all the time,
and Tweaks with XFS yields about 90-100% all the time. So I'd say there's
something to it for sure.

-- 
Austin Gonyou
Systems Architect, CCNA
Coremetrics, Inc.
Phone: 512-796-9023
email: austin@xxxxxxxxxxxxxxx

On Sat, 2 Jun 2001, SCHOENWETTER,SEBASTIAN (HP-Belgium,ex1) wrote:

> But is that due to a good CPU which is able to handle all those tasks, good
> scsi setup, ... ?
>
> I do not see the value of XFS in this matter, MP3 and Mozilla or CPU/Memory
> intensive applications no ?
>
> -----Oorspronkelijk bericht-----
> Van: Austin Gonyou [mailto:austin@xxxxxxxxxxxxxxx]
> Verzonden: zaterdag 2 juni 2001 2:13
> Aan: Rahul Jain
> CC: linux-xfs@xxxxxxxxxxx
> Onderwerp: Re: Guaranteed datarate (Was: Re: does it work on 2.4.4)
>
>
> Hells' yeah. with XFS, I can burn a CD, while playing MP3's and using
> mozilla all at the same time, and after a little hdparm tweakage, I almost
> never go below 90% in the buffer.
>
>


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