[Asterisk-bsd] WARNING kernel panic was FreeBSD and Music onHold -- Possible Fix
Dr. Rich Murphey
asterisk-bsd@lists.digium.com
Sat, 19 Jun 2004 10:43:45 -0500
There are new ioctls that are missing in the older version.
The time would be better spent testing a newer version. I'll see what I can
do to help you do that.
Cheers,
Rich
> -----Original Message-----
> From: asterisk-bsd-admin@lists.digium.com [mailto:asterisk-bsd-
> admin@lists.digium.com] On Behalf Of Chris Stenton
> Sent: Saturday, June 19, 2004 4:29 AM
> To: asterisk-bsd@lists.digium.com
> Subject: RE: [Asterisk-bsd] WARNING kernel panic was FreeBSD and Music
> onHold -- Possible Fix
>
> Can't see why it should panic though. I thought it was just that some
> ioctl calls are missing. The kernel did not panic when using
> 0.4 version of the driver.
>
> Anyway I'll have a look to see which call is causing the problem.
>
> Chris
>
> On Sat, 2004-06-19 at 10:05, Dr. Rich Murphey wrote:
> > If you use the zaptel 0.5 driver from ports and the asterisk-current
> server,
> > kernel panics can occur due to the mismatch of the interfaces. The
> zaptel
> > interface has been enhanced lately, and those newer parts of the
> interface
> > are missing in the 0.5 driver.
> >
> > The asterisk server from freebsd ports should be compatible though.
> >
> > Cheers,
> > Rich
> >
> >
> > > -----Original Message-----
> > > From: asterisk-bsd-admin@lists.digium.com [mailto:asterisk-bsd-
> > > admin@lists.digium.com] On Behalf Of Chris Stenton
> > > Sent: Saturday, June 19, 2004 3:19 AM
> > > To: asterisk-bsd@lists.digium.com
> > > Subject: [Asterisk-bsd] WARNING kernel panic was FreeBSD and Music on
> Hold
> > > -- Possible Fix
> > >
> > > I have an X101P installed
> > >
> > > I have just updated the zaptel driver to 0.5.
> > >
> > > If I now enable MOH I get an immediate kernel PANIC on
> > > FreeBSD-5.2.1-RELEASE-p8
> > >
> > > Chris
> > >
> > >
> > > On Fri, 2004-06-18 at 23:54, Dr. Rich Murphey wrote:
> > > > Something must be wrong. Pseudofs is non-negative, which means you
> have
> > > a
> > > > zaptel device available for timing, had reading it should produce a
> > > delay.
> > > > In which case, you shouldn't need the usleep() there. So, if the
> > > usleep()
> > > > makes a difference, perhaps it does so because the device is not
> > > providing
> > > > the timing expected.
> > > >
> > > > Do you have a zaptel device?
> > > >
> > > > Cheers,
> > > > Rich
> > > >
> > > >
> > > > > -----Original Message-----
> > > > > From: asterisk-bsd-admin@lists.digium.com [mailto:asterisk-bsd-
> > > > > admin@lists.digium.com] On Behalf Of Chris Stenton
> > > > > Sent: Friday, June 18, 2004 6:20 AM
> > > > > To: asterisk-bsd@lists.digium.com
> > > > > Subject: Re: [Asterisk-bsd] FreeBSD and Music on Hold -- Possible
> Fix
> > > > >
> > > > > Ok I've had part success in that if I change
> > > > > if (class->pseudofd > -1) {
> > > > > /* Pause some amount of time */
> > > > > res = read(class->pseudofd, buf, sizeof(buf));
> > > > > to
> > > > >
> > > > > if (class->pseudofd > -1) {
> > > > > /* Pause some amount of time */
> > > > > usleep(1);
> > > > > res = read(class->pseudofd, buf, sizeof(buf));
> > > > >
> > > > >
> > > > > At least asterisk responds at the cli now. I think on a 2
> processor
> > > > > machine
> > > > > the above read took no time at all. What kind of delay should
> there
> > > be?
> > > > > However even though asterisk now starts up cleanly and can
> register
> > > > > external
> > > > > resouces. It does not respond to any connections sip/zap dialin
> etc.
> > > Looks
> > > > > like the select routine is being blocked somehow. Who wrote the
> > > FreeBSD
> > > > > MOH
> > > > > routines?
> > > > >
> > > > > Chris
> > > > >
> > > > >
> > > > > ----- Original Message -----
> > > > > From: "Dr. Rich Murphey" <Rich@WhiteOakLabs.com>
> > > > > To: <asterisk-bsd@lists.digium.com>
> > > > > Sent: Thursday, June 17, 2004 9:35 PM
> > > > > Subject: RE: [Asterisk-bsd] FreeBSD and Music on Hold -- Possible
> Fix
> > > > >
> > > > >
> > > > > > I had seen intermittent occurrences of mpg123 hogging the cpu
> with
> > > > > > concurrent absence of music on hold. It would occur immediately
> > > upon
> > > > > > starting asterisk about 1 out of 5 times.
> > > > > >
> > > > > > After the patch I haven't seen it happen again, and I can have
> > > several
> > > > > lines
> > > > > > on hold with music on hold and none are choppy.
> > > > > >
> > > > > > In your case, it appears that there are no music-on-hold
> 'classes'
> > > in
> > > > > the
> > > > > > context. I'm not certain, but my understanding is that each
> line
> > > below
> > > > > the
> > > > > > line '[classes]' in musiconhold.conf is a class:
> > > > > >
> > > > > > [classes]
> > > > > > default => mp3:/var/lib/asterisk/mohmp3
> > > > > >
> > > > > > Where default would apply to every context except those that
> have
> > > > > specified
> > > > > > another music on hold class.
> > > > > >
> > > > > > Does that help?
> > > > > >
> > > > > > Cheers,
> > > > > > Rich
> > > > > >
> > > > > >
> > > > > > > -----Original Message-----
> > > > > > > From: asterisk-bsd-admin@lists.digium.com [mailto:asterisk-
> bsd-
> > > > > > > admin@lists.digium.com] On Behalf Of Chris Stenton
> > > > > > > Sent: Thursday, June 17, 2004 1:26 PM
> > > > > > > To: asterisk-bsd@lists.digium.com
> > > > > > > Subject: Re: [Asterisk-bsd] FreeBSD and Music on Hold --
> Possible
> > > Fix
> > > > > > >
> > > > > > > Rich,
> > > > > > >
> > > > > > > No there is very little additional CPU activity.
> > > > > > > mpg123 process is there.
> > > > > > > mpg123 runs fine standalone.
> > > > > > >
> > > > > > > I have not looked into the code in great detail but it seems
> like
> > > some
> > > > > > > form
> > > > > > > of select
> > > > > > > or poll issue with asterisk waiting patiently for some MOH
> event
> > > to
> > > > > > > happen.
> > > > > > >
> > > > > > > I take it that MOH works for you OK.
> > > > > > >
> > > > > > > Chris
> > > > > > >
> > > > > > > ----- Original Message -----
> > > > > > > From: "Dr. Rich Murphey" <Rich@WhiteOakLabs.com>
> > > > > > > To: <asterisk-bsd@lists.digium.com>
> > > > > > > Sent: Thursday, June 17, 2004 1:15 PM
> > > > > > > Subject: RE: [Asterisk-bsd] FreeBSD and Music on Hold --
> Possible
> > > Fix
> > > > > > >
> > > > > > >
> > > > > > > > Hmm.. Is asterisk consuming the CPU rather than mpg123?
> > > > > > > >
> > > > > > > > I see an asterisk thread in the same loop, but it's not
> > > consuming
> > > > > CPU
> > > > > > > > inordinately because class->members is nonzero. Is it
> finding
> > > .mp3
> > > > > > > files
> > > > > > > > in the directories specified in musiconhold.conf?
> > > > > > > >
> > > > > > > > Rich
> > > > > > > >
> > > > > > > >
> > > > > > > > > -----Original Message-----
> > > > > > > > > From: asterisk-bsd-admin@lists.digium.com
> [mailto:asterisk-
> > > bsd-
> > > > > > > > > admin@lists.digium.com] On Behalf Of Chris Stenton
> > > > > > > > > Sent: Thursday, June 17, 2004 5:00 AM
> > > > > > > > > To: asterisk-bsd@lists.digium.com
> > > > > > > > > Subject: RE: [Asterisk-bsd] FreeBSD and Music on Hold --
> > > Possible
> > > > > Fix
> > > > > > > > >
> > > > > > > > > Rich,
> > > > > > > > >
> > > > > > > > > that makes no difference.
> > > > > > > > >
> > > > > > > > > Sticking asterisk in the gdb I notice that it appears to
> be in
> > > > > > > > > monmp3thread all the time.
> > > > > > > > >
> > > > > > > > >
> > > > > > > > > In the loop
> > > > > > > > >
> > > > > > > > > for(;/* ever */;) {
> > > > > > > > >
> > > > > > > > > Its doing this
> > > > > > > > > if (class->pseudofd > -1) {
> > > > > > > > > /* Pause some amount of time */
> > > > > > > > > res = read(class->pseudofd, buf,
> > > sizeof(buf));
> > > > > > > > >
> > > > > > > > > and then this
> > > > > > > > >
> > > > > > > > > if (!class->members)
> > > > > > > > > continue;
> > > > > > > > >
> > > > > > > > >
> > > > > > > > >
> > > > > > > > > Chris
> > > > > > > > >
> > > > > > > > > On Thu, 2004-06-17 at 05:30, Dr. Rich Murphey wrote:
> > > > > > > > > > It appears to be a bug in the FreeBSD mpg123 port.
> > > > > > > > > >
> > > > > > > > > > Try copying this patch to /usr/ports/audio/mpg123/files:
> > > > > > > > > >
> > > > > > > > > > http://www.whiteoaklabs.com/code/patch-mpg123.c
> > > > > > > > > >
> > > > > > > > > > and reinstall it, and see if that fixes it.
> > > > > > > > > >
> > > > > > > > > > mpg123 is going into an infinite loop in
> > > > > > > > > > play_frame() when it sees an end of file
> > > > > > > > > > while trying to read a command. The patch
> > > > > > > > > > breaks that loop upon an end of file.
> > > > > > > > > >
> > > > > > > > > > Cheers,
> > > > > > > > > > Rich
> > > > > > > > > >
> > > > > > > > > >
> > > > > > > > > > > -----Original Message-----
> > > > > > > > > > > From: asterisk-bsd-admin@lists.digium.com
> > > [mailto:asterisk-
> > > > > bsd-
> > > > > > > > > > > admin@lists.digium.com] On Behalf Of Chris Stenton
> > > > > > > > > > > Sent: Monday, June 14, 2004 12:02 PM
> > > > > > > > > > > To: asterisk-bsd@lists.digium.com
> > > > > > > > > > > Subject: [Asterisk-bsd] FreeBSD and Music on Hold
> > > > > > > > > > >
> > > > > > > > > > > I can't get Music on Hold to work on
> FreeBSD/asterisk-
> > > > > current.
> > > > > I
> > > > > > > am
> > > > > > > > > using
> > > > > > > > > > > the mpg123 port and once MOH is enabled the loading of
> the
> > > > > > > asterisk
> > > > > > > > > > > console
> > > > > > > > > > > goes incredibly slowly.
> > > > > > > > > > >
> > > > > > > > > > > _______________________________________________
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> > > > > > > > > >
> > > > > > > > > >
> > > > > > > > > >
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