[PlanetCCRMA] Question about rt-irq

Fernando Lopez-Lezcano nando at ccrma.Stanford.EDU
Sat Aug 28 13:26:07 PDT 2010


On Fri, 2010-08-27 at 07:35 +0100, William Blackburn wrote:
> Hello I have recently installed rtirq and I am wondering how I can
> know if it is working? 

You can run "/etc/rc.d/init.d/rtirq status"

>  Also, I was wondering if irqbalance would interfere with rtirq.   
> 
> 
>  ps -eLo pid,cls,rtprio,pri,nice,cmd | grep -i "irq"     
> 
> 
>     4  TS      -  19   0 [ksoftirqd/0]
>     7  TS      -  19   0 [ksoftirqd/1]
>    10  TS      -  19   0 [ksoftirqd/2]
>    13  TS      -  19   0 [ksoftirqd/3]
>  4114  TS      -  19   0 grep -i irq
> 
> 
> where before it would give a long list.

If it is a short list most probably you are booting into the standard
Fedora kernel. Just to make sure do a "uname -r" to see what is it you
are running (the separate priorities for irqs are only available from rt
patched kernels). 

-- Fernando


> Do you think I could have possibly installed two version of rtirq, one
> from CCRMA and one from the script website?  
> 
> 
> I hope this is not a problem, but I wanted to make sure this was a
> standard output.
> 
> > From: planetccrma-request at ccrma.Stanford.EDU
> > Subject: PlanetCCRMA Digest, Vol 30, Issue 17
> > To: planetccrma at ccrma.Stanford.EDU
> > Date: Thu, 26 Aug 2010 12:00:02 -0700
> > 
> > Send PlanetCCRMA mailing list submissions to
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> > Today's Topics:
> > 
> > 1. Fwd: Installing Google Voice Chat for Linux on Fedora instead
> > of Debian (Niels Mayer)
> > 2. Re: Fwd: Installing Google Voice Chat for Linux on Fedora
> > instead of Debian (Orcan Ogetbil)
> > 
> > 
> >
> ----------------------------------------------------------------------
> > 
> > Message: 1
> > Date: Wed, 25 Aug 2010 17:43:13 -0700
> > From: Niels Mayer <nielsmayer at gmail.com>
> > Subject: [PlanetCCRMA] Fwd: Installing Google Voice Chat for Linux
> on
> > Fedora instead of Debian
> > To: PlanetCCRMA mailinglist <planetccrma at ccrma.Stanford.EDU>
> > Message-ID:
> > <AANLkTikLW3f24gFzVjRy7tHP3yCjZv6QfoZ1g8wt8Wn=@mail.gmail.com>
> > Content-Type: text/plain; charset="utf-8"
> > 
> > FYI
> > ---------- Forwarded message ----------
> > From: Niels Mayer <nielsmayer at gmail.com>
> > Date: Wed, Aug 25, 2010 at 5:32 PM
> > Subject: Installing Google Voice Chat for Linux on Fedora instead of
> Debian
> > To: linux-audio-user <linux-audio-user at lists.linuxaudio.org>,
> > alsa-user at lists.sourceforge.net
> > 
> > Excited to see
> > http://googleblog.blogspot.com/2010/08/call-phones-from-gmail.html ,
> I was
> > quickly disappointed to find the plugin only supported debian and
> was 32
> > bit. However, I persevered and got it running on Fedora 12 x86_64
> anyways.
> > 
> > Solution:
> >
> http://www.google.com/support/forum/p/chat/thread?tid=10ffe01c3a4779f5&hl=en&fid=10ffe01c3a4779f500048eaedc559f0f
> > 
> > Google ought to hire someone that knows about App Development and
> Linux
> > Audio and Fedora packaging (me?) to make the audio/video experience
> nicer
> > for it's Linux users. In particular, not just blindly using ALSA
> devices for
> > input that cannot possibly support audio capture, although I guess
> I'm a
> > fringe-case since I don't use pulseaudio, since I've got KDE's
> phonon setup
> > to do the right thing w/r/t all my audio devices, including the ones
> talking
> > via Jackd. (
> >
> http://ccrma-mail.stanford.edu/pipermail/planetccrma/2010-May/016886.html ).
> > Also, not assuming every Linux user runs a debian/ubuntu distro
> would be
> > helpful as well :-)
> > 
> > ---------- Forwarded message ----------
> > From: Google Help <noreply at google.com>
> > Date: Wed, Aug 25, 2010 at 5:13 PM
> > Subject: Re: [Google Chat Help] Linux version now available!
> > To: nielsmayer at gmail.com
> > 
> > 
> > NielsMayer has posted an answer to the question "Linux version now
> > available!":
> > 
> > FYI, adventures in Installing google talk on fedora 12 x86_64
> > 
> > Linux installation doesn't distinguish between Fedora/OpenSUSE and
> > Debian/Ubuntu linux systems, so you get a download for the wrong
> distro:
> > -rw-r--r-- 1 npm npm 6926676 2010-08-25 15:47
> > google-talkplugin_current_amd64.deb
> > 
> > Which can be unpacked via ark(1) or file-roller(1) and contains a
> file
> > data.tar.gz
> > 
> > I installed the plugin for chrome/mozilla 64 bit by doing
> > 132 16:01 cd /
> > 134 16:02 sudo tar xvzf
> ~/Download/data.tar.gz ./opt/google/talkplugin
> > 151 16:11 cd /usr/lib64/mozilla/plugins
> > ## (or /usr/lib ... for 32 bit)
> > 152 16:11 sudo ln -s /opt/google/talkplugin/libnpgoogletalk64.so
> > /opt/google/talkplugin/libnpgtpo3dautoplugin.so .
> > 
> > now, about:/plugins shows the existence of the plugin:
> > 
> > Google Talk Plugin (2 files)
> > Version: 1.4.1.0
> > Name: Google Talk Plugin
> > Description: Version: 1.4.1.0
> > Version:
> > Priority: 1
> > Location: /opt/google/talkplugin/libnpgoogletalk64.so
> > Disable
> > MIME types:
> > MIME type Description File extensions
> > application/googletalk Google Talk Plugin
> > .googletalk
> > Name: Google Talk Plugin Video Accelerator
> > Description: Google Talk Plugin Video Accelerator version:0.1.43.3
> > Version:
> > Priority: 2
> > Location: /opt/google/talkplugin/libnpgtpo3dautoplugin.so
> > Disable
> > MIME types:
> > MIME type Description File extensions
> > application/vnd.gtpo3d.auto O3D MIME
> > .
> > 
> > However, back in gmail. clicking on the "call phone" doesn't
> work....
> > 
> > Issue:
> > 
> > gnulem-230-~/Download> /opt/google/talkplugin/GoogleTalkPlugin
> > /opt/google/talkplugin/GoogleTalkPlugin: error while loading shared
> > libraries: libssl.so.0.9.8: cannot open shared object file: No such
> file or
> > directory
> > 
> > Solving:
> > 
> > gnulem-236-/usr/lib> sudo ln -s libssl.so.1.0.0a libssl.so.0.9.8
> > 
> > ## note the plugin seems to rely on 32 bit libraries being
> installed, which
> > fortunately,
> > ## they are even though I have x86_64 system as i've needed to run
> other 32
> > bit binaries...
> > 
> > Issue:
> > 
> > gnulem-245-~> /opt/google/talkplugin/GoogleTalkPlugin
> > /opt/google/talkplugin/GoogleTalkPlugin: error while loading shared
> > libraries: libcrypto.so.0.9.8: cannot open shared object file: No
> such file
> > or directory
> > 
> > Solving:
> > 
> > gnulem-247-~> sudo ln -s /usr/lib/libcrypto.so.1.0.0a
> > /usr/lib/libcrypto.so.0.9.8
> > 
> > gnulem-248-~> /opt/google/talkplugin/GoogleTalkPlugin
> > /opt/google/talkplugin/GoogleTalkPlugin: /usr/lib/libcrypto.so.0.9.8: no
> > version information available (required by
> > /opt/google/talkplugin/GoogleTalkPlugin)
> > /opt/google/talkplugin/GoogleTalkPlugin: /usr/lib/libssl.so.0.9.8:
> no
> > version information available (required by
> > /opt/google/talkplugin/GoogleTalkPlugin)
> > socket(): Address family not supported by protocol
> > socket(): Address family not supported by protocol
> > 
> > restarting chrome... and it ...
> > !!!!!!!!!!!!!!!!!!!!!!!! WORKS !!!!!!!!!!!!!!!!!!!!!!!!
> > 
> > 
> > testing in a call, I'm using an ALSA device that doesn't have input
> by
> > default
> > 
> > gnulem-253-~> /opt/google/talkplugin/GoogleTalkPlugin
> > /opt/google/talkplugin/GoogleTalkPlugin: /usr/lib/libcrypto.so.0.9.8: no
> > version information available (required by
> > /opt/google/talkplugin/GoogleTalkPlugin)
> > /opt/google/talkplugin/GoogleTalkPlugin: /usr/lib/libssl.so.0.9.8:
> no
> > version information available (required by
> > /opt/google/talkplugin/GoogleTalkPlugin)
> > 
> > socket(): Address family not supported by protocol
> > socket(): Address family not supported by protocol
> > socket(): Address family not supported by protocol
> > ALSA lib pcm_dmix.c:957:(snd_pcm_dmix_open) The dmix plugin supports
> only
> > playback stream
> > 
> > Issue:
> > 
> > Given my default ALSA device is a dmix device, I now need to totally
> rework
> > http://nielsmayer.com/npm/dot-asoundrc.txt to make this all
> useful....
> > 
> > 
> > -- Nielsl
> > http://nielsmayer.com
> > -------------- next part --------------
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> > 
> > ------------------------------
> > 
> > Message: 2
> > Date: Wed, 25 Aug 2010 20:55:20 -0400
> > From: Orcan Ogetbil <oget.fedora at gmail.com>
> > Subject: Re: [PlanetCCRMA] Fwd: Installing Google Voice Chat for
> Linux
> > on Fedora instead of Debian
> > To: Niels Mayer <nielsmayer at gmail.com>
> > Cc: PlanetCCRMA mailinglist <planetccrma at ccrma.Stanford.EDU>
> > Message-ID:
> > <AANLkTi=dTn=SdZ-2ynqDD83BSJwp59=560bS33ZwE_CE at mail.gmail.com>
> > Content-Type: text/plain; charset=UTF-8
> > 
> > Thanks for the detailed process. A minor addition for convenience:
> > 
> > On Wed, Aug 25, 2010 at 8:43 PM, Niels Mayer wrote:
> > > Linux installation doesn't distinguish between Fedora/OpenSUSE and
> > > Debian/Ubuntu linux systems, so you get a download for the wrong
> distro:
> > > -rw-r--r-- ?1 npm ?npm ? ? 6926676 2010-08-25 15:47
> > > google-talkplugin_current_amd64.deb
> > > Which can be unpacked via ark(1) or file-roller(1) and ?contains a
> file
> > > data.tar.gz
> > 
> > If you do
> > # yum install deco dpkg
> > you can extract your file via
> > $ deco google-talkplugin_current_amd64.deb
> > 
> > In fact, deco can extract pretty much anything from .xz, .tar.bz2,
> > .rpm, ... to .deb. It is actually a wrapper application for other
> > extractors, so you don't have to memorize their syntax.
> > I find it useful and just wanted to share.
> > 
> > Cheers,
> > Orcan
> > 
> > 
> > 
> > ------------------------------
> > 
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> > 
> > 
> > End of PlanetCCRMA Digest, Vol 30, Issue 17
> > *******************************************
> 
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