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Date:      Tue, 25 Jan 2000 20:05:48 -0800
From:      Devin Butterfield <dbutter@wireless.net>
To:        Donn Miller <dmmiller@cvzoom.net>, current@FreeBSD.ORG
Subject:   Re: pcm - stutters
Message-ID:  <00012520102300.02605@dbm.wireless.net>
In-Reply-To: <388E1C6B.489B84D2@cvzoom.net>
References:  <Pine.BSF.4.20.0001250032280.372-100000@localhost> <388E1C6B.489B84D2@cvzoom.net>

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On Tue, 25 Jan 2000, Donn Miller wrote:
> Nick Hibma wrote:
>  
> > The output of my ESS 1869 stutters whenever there is no new data fed to
> > it. For example pressing Ctrl-Z, or heavy disk usage (normally making
> > mpg123 jump). The stuttering is repetition of one short fragment of
> > about a quarter of a second, indefinitely
> 
> I can confirm this.  Whenever there is any substantial disk activity,
> the output of mpg123 starts to jump and quiver (and sometimes skip). 
> Why would disk activity do this?  Must be an issue with bus latency,
> because the ata and sound driver are trying to access the bus at the
> same time.  Also, it seems like certain graphics ops in XFree86 3.9.17
> make mpg123 jump and skip.  Strangely, RealPlayer doesn't suffer from
> these problems.

I too notice these problems of mpg123 skipping during disk activity or X
graphics ops but I have always had these problems, both with -STABLE and
-CURRENT. I notice this with xmms too. So this is nothing new.
--
Regards, Devin.



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