Re: kde 2.2.1 soundserver vs dmasound
this has been in the works for a while...with the latest upload of kdelibs
we were at the following exchange:
"
> > There seems to have been progress, but it's not entirely there yet.
> > The arts daemon no longer complains about endianness, but still
> > doesn't work. It sometimes complains of a "sound server fatal error:
> > CPU overload" when trying to play a sound or when starting up the
> > server. It still doesn't actually play anything. I did make sure to
> > try forcing it to 44100 Hz and 16-bit (formats supported by the
> > hardware), but this did not help at all. I'm thinking there is still
> > an upstream bug.
>
> Ok - thanks for the feedback, I am closing the bug now (and putting the fix
> in the KDE_2_2_BRANCH). To the other issue, CPU overload:
>
> This is probably not an aRts bug. Basically, the kernel driver can cause artsd
> to fail in two ways:
>
>
> a) select for writing on audio FD wakes up too early (nothing to do)
> b) GETOSPACE ioctl implemented wrong (lies about the actual free space)
>
> If you use strace, you will see that artsd is woken up again and again by
> select() far too often. I know that the problem exists for a few kernel drivers
> (like i810), but aRts isn't the place to fix it. I also know that other
> programs that use the kernel drivers differently don't experience trouble
> (i.e. xmms), but still its a kernel bug. If you need more information, let me
> know. Please also consider reporting it to the author of the kernel driver."
>
Ivan
On Sat, Nov 10, 2001 at 07:58:31PM -0500, Jack Howarth wrote:
> Hello,
> Has anyone managed to get the current kde 2.2.1 from
> sid (or woody) to work properly on debian ppc? I have
> never had any luck with 2.2.x of kde using the stock
> dmasound-pmac sound drivers. With those the artsd sound
> server crashes at start with an error about cpu load.
> I had been able to get alsa 0.9 work with kde 2.2.1
> in OSS compatibility mode however changes in the current
> BenH kernel for linuxppc breaks alsa. I would think
> we shouldn't be forcing users to use alsa however.
> Anyway I would like to hear if any other Debian ppc woody
> or sid users have the problem and/or a workaround. Also
> does this effect other arches. I had heard rumors that
> the soundserver in 2.2.x was pretty broken and was being
> totally overhauled for 3.0. Thanks in advance for any
> information.
> Jack
>
>
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---end quoted text---
--
----------------
Ivan E. Moore II
rkrusty@tdyc.com
http://snowcrash.tdyc.com
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