[mythtv-users] Audio not working... What should I check?

Leif Pihl leif at pihl.us
Fri Nov 8 21:03:23 UTC 2013


On Nov 8, 2013, at 2:55 PM, Joseph Fry wrote:

>> At a command prompt:
>> 
>> ps -A | grep pulseaudio
>> 
>> 
>> Is the you typed above, between the "-A" and the "grep" the pipe symbol?
>> (i.e.: shift-"\" on most US keyboards.)
>> 
>> 
>> I typed it with the "pipe" symbol, and here is the result:
>> 
>> "2128 ?      00:00:00  pulseaudio"
>> 
>> note that the "pulseaudio" is in red.
>> 
>> What does this mean?
>> 
> 
> Yes that is a pipe... it allows you to pass the output of one command
> to another command.  Here you piped the output of the "ps" (process
> status) command to grep (GNU Regular Expression Parser , or something
> like that) that allows you to only see the lines of output your
> interested in.  You could have just used the "ps" command and found
> the line you wanted manually... but that's tedious.
> 
> The output is telling you that Pulse Audio is running with PID
> (process ID) 2128, is not currently active on any CPU's (the ?), and
> has used 0 seconds of CPU time.  <at least thats the way I interpet
> the output of PS... I may be a little off.


***  OK, so what do I do next to solve the no-audio problem? 

(BTW, _HOW_ did this get installed this time, when it wasn't last time?) 




More information about the mythtv-users mailing list