[Asterisk-Dev] asterisk with "-p" switch

Joseph syscon at interbaun.com
Fri Aug 12 19:23:49 MST 2005


Using Asterisk with Hylafax (faxes are coming via PSTN line).

I've been using Asterisk NVBackgroundDetect successfully for most of the
time but there are many times that I get an error:
COMREC invalid response received

Here is a partial Hylafax report:
"....
Aug 11 02:56:01.15: [ 8164]: Copy quality checking performed by host
Aug 11 02:56:19.42: [ 8164]: RECV: 2267 total lines, 0 bad lines, 0
consecutive bad lines
Aug 11 02:56:19.42: [ 8164]: --> [20:+FPTS: 1,2267,2267,0]
Aug 11 02:56:28.72: [ 8164]: --> [10:+FHNG: 102]
Aug 11 02:56:28.72: [ 8164]: REMOTE HANGUP: COMREC invalid response
received (code 102)
...."

The fax is coming-in OK but it does not confirm to correctly
transmitting fax and as a result I'm receiving the same page twice.
(I'm not getting this error when I'm running Hylafax directly).

I know that fax transmissions are time sensitive so I'm trying to
experiment and starting asterisk with "-p" switch.  However, because I'm
starting * from init script I'm not sure if it works.

Is the way to verify that asterisk is running with "-p" switch?
I've modified the startup script to start asterisk with "-p"; however
asterisk starts several sub-precess-ID's.  Do the sup-process-ID's are
effected by the "-p" switch?

I run  schedtool (12189 is asterisk PID with -p switch) and it shows:
schedtool 12189
PID 12189: PRIO   0, POLICY N: SCHED_NORMAL, NICE -15, AFFINITY 0x1

I run  schedtool (27421 is asterisk PID without -p switch) and it shows:
schedtool 27421
PID 27421: PRIO   0, POLICY N: SCHED_NORMAL, NICE -15, AFFINITY 0x1

I can verify that "nice" has taken effect but PRIO shows in both cases
"0"

-- 
#Joseph



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