I/O wait is very suspicious. What is your hardware platform? Is this just a plain Jane PBX or are you doing anything unusual?
Thanks, Steve T On Tue, Jul 1, 2008 at 8:57 AM, Loic Didelot <[EMAIL PROTECTED]> wrote: > I tried to get a little into cpu utilization and found the following > results. > > Can they help me to come to a conclusion? > > Best regards, > Loic Didelot. > > [EMAIL PROTECTED]:~# mpstat 1 > Linux 2.6.22-14-server (ppsite1) 07/01/2008 > > 02:54:40 PM CPU %user %nice %sys %iowait %irq %soft %steal > %idle intr/s > 02:54:41 PM all 0.00 0.00 1.00 0.00 0.00 0.00 0.00 > 99.00 4210.00 > 02:54:42 PM all 0.00 0.00 0.00 0.00 0.00 0.00 0.00 > 100.00 4207.00 > 02:54:43 PM all 0.00 0.00 0.00 0.00 0.00 0.00 0.00 > 100.00 4208.00 > 02:54:44 PM all 0.00 0.00 0.00 0.00 45.00 0.00 0.00 > 55.00 4127.00 > 02:54:45 PM all 0.00 0.00 0.00 0.00 97.00 0.00 0.00 > 3.00 4148.00 > 02:54:46 PM all 0.00 0.00 0.00 0.00 93.00 4.00 0.00 > 3.00 4195.00 > 02:54:47 PM all 0.00 0.00 0.00 0.00 92.00 6.00 0.00 > 2.00 4175.00 > 02:54:48 PM all 0.00 0.00 0.00 1.00 91.00 2.00 0.00 > 6.00 4154.00 > 02:54:49 PM all 0.00 0.00 0.00 0.00 100.00 0.00 0.00 > 0.00 4069.00 > 02:54:50 PM all 0.00 0.00 0.00 0.00 23.00 0.00 0.00 > 77.00 4125.00 > 02:54:51 PM all 2.00 0.00 0.00 0.00 19.00 0.00 0.00 > 79.00 4123.00 > 02:54:52 PM all 0.00 0.00 0.00 0.00 0.00 0.00 0.00 > 100.00 4236.00 > 02:54:53 PM all 0.00 0.00 6.00 2.00 0.00 3.00 0.00 > 89.00 4302.00 > 02:54:54 PM all 0.00 0.00 5.00 0.00 0.00 3.00 0.00 > 92.00 4267.00 > 02:54:55 PM all 0.00 0.00 20.00 0.00 0.00 1.00 0.00 > 79.00 4328.00 > 02:54:56 PM all 0.00 0.00 0.00 0.00 9.00 0.00 0.00 > 91.00 4352.00 > 02:54:57 PM all 0.00 0.00 0.00 49.00 46.00 0.00 0.00 > 5.00 4376.00 > 02:54:58 PM all 0.00 0.00 0.00 0.00 0.00 0.00 0.00 > 100.00 4350.00 > 02:54:59 PM all 11.00 0.00 2.00 36.00 0.00 0.00 0.00 > 51.00 4237.00 > 02:55:00 PM all 0.00 0.00 0.00 100.00 0.00 0.00 0.00 > 0.00 4221.00 > 02:55:01 PM all 1.00 0.00 1.00 62.00 36.00 0.00 0.00 > 0.00 4318.00 > 02:55:02 PM all 0.00 0.00 0.00 2.00 98.00 0.00 0.00 > 0.00 4219.00 > 02:55:03 PM all 0.00 0.00 0.00 0.00 100.00 0.00 0.00 > 0.00 4342.00 > 02:55:04 PM all 0.00 0.00 0.00 2.00 98.00 0.00 0.00 > 0.00 4236.00 > 02:55:05 PM all 14.00 0.00 4.00 20.00 62.00 0.00 0.00 > 0.00 4229.00 > 02:55:06 PM all 39.00 0.00 3.00 38.00 18.00 1.00 0.00 > 1.00 4346.00 > 02:55:07 PM all 8.00 0.00 8.00 79.00 3.00 1.00 0.00 > 1.00 4240.00 > 02:55:08 PM all 1.00 0.00 0.00 98.00 0.00 0.00 0.00 > 1.00 4217.00 > 02:55:09 PM all 0.00 0.00 1.00 6.00 0.00 0.00 0.00 > 93.00 4167.00 > 02:55:10 PM all 0.00 0.00 0.00 0.00 25.00 0.00 0.00 > 75.00 4132.00 > 02:55:11 PM all 0.00 0.00 0.00 0.00 75.00 0.00 0.00 > 25.00 4117.00 > 02:55:12 PM all 0.00 0.00 0.00 0.00 53.00 0.00 0.00 > 47.00 4130.00 > 02:55:13 PM all 0.00 0.00 0.00 0.00 0.00 0.00 0.00 > 100.00 4103.00 > 02:55:14 PM all 0.00 0.00 0.00 50.00 0.00 0.00 0.00 > 50.00 4124.00 > 02:55:15 PM all 0.00 0.00 1.00 0.00 0.00 0.00 0.00 > 99.00 4216.00 > 02:55:16 PM all 1.00 0.00 0.00 0.00 32.00 0.00 0.00 > 67.00 4214.00 > 02:55:17 PM all 0.00 0.00 0.00 0.00 98.00 0.00 0.00 > 2.00 4209.00 > 02:55:18 PM all 0.00 0.00 0.00 0.00 94.00 0.00 0.00 > 6.00 4220.00 > 02:55:19 PM all 0.00 0.00 0.00 0.00 58.00 0.00 0.00 > 42.00 4216.00 > 02:55:20 PM all 1.00 0.00 0.00 0.00 0.00 0.00 0.00 > 99.00 4204.00 > 02:55:21 PM all 1.00 0.00 0.00 0.00 0.00 0.00 0.00 > 99.00 4210.00 > 02:55:22 PM all 1.00 0.00 0.00 0.00 0.00 0.00 0.00 > 99.00 4234.00 > 02:55:23 PM all 0.00 0.00 1.00 0.00 0.00 0.00 0.00 > 99.00 4202.00 > 02:55:24 PM all 0.00 0.00 1.00 0.00 0.00 0.00 0.00 > 99.00 4109.00 > 02:55:25 PM all 1.00 0.00 1.00 1.00 53.00 1.00 0.00 > 43.00 4179.00 > 02:55:26 PM all 0.00 0.00 0.00 0.00 35.00 0.00 0.00 > 65.00 4213.00 > 02:55:27 PM all 0.00 0.00 1.00 0.00 0.00 0.00 0.00 > 99.00 4204.00 > 02:55:28 PM all 0.00 0.00 1.00 0.00 0.00 0.00 0.00 > 99.00 4169.00 > 02:55:29 PM all 0.00 0.00 3.96 0.00 37.62 0.99 0.00 > 57.43 4149.50 > 02:55:30 PM all 0.00 0.00 1.00 0.00 0.00 0.00 0.00 > 99.00 4208.00 > 02:55:31 PM all 0.00 0.00 0.00 16.00 3.00 0.00 0.00 > 81.00 4117.00 > > 02:55:31 PM CPU %user %nice %sys %iowait %irq %soft %steal > %idle intr/s > 02:55:32 PM all 0.00 0.00 4.00 0.00 4.00 0.00 0.00 > 92.00 4185.00 > 02:55:33 PM all 18.00 0.00 10.00 0.00 0.00 0.00 0.00 > 72.00 4241.00 > 02:55:34 PM all 8.00 0.00 3.00 29.00 0.00 0.00 0.00 > 60.00 4279.00 > 02:55:35 PM all 0.00 0.00 0.00 100.00 0.00 0.00 0.00 > 0.00 4274.00 > 02:55:36 PM all 0.00 0.00 3.00 79.00 16.00 2.00 0.00 > 0.00 4235.00 > 02:55:37 PM all 0.00 0.00 0.00 11.00 89.00 0.00 0.00 > 0.00 4237.00 > 02:55:38 PM all 0.00 0.00 0.00 20.00 78.00 2.00 0.00 > 0.00 4165.00 > 02:55:39 PM all 0.00 0.00 0.00 7.00 93.00 0.00 0.00 > 0.00 4103.00 > 02:55:40 PM all 1.00 0.00 2.00 6.00 69.00 0.00 0.00 > 22.00 4147.00 > 02:55:41 PM all 0.00 0.00 0.00 0.00 0.00 0.00 0.00 > 100.00 4023.00 > 02:55:42 PM all 0.00 0.00 3.00 0.00 12.00 0.00 0.00 > 85.00 4086.00 > 02:55:43 PM all 0.00 0.00 0.00 0.00 14.00 0.00 0.00 > 86.00 > > On Tue, 2008-07-01 at 14:38 +0200, Loic Didelot wrote: >> Hello, >> one of my customers complained about bad voice quality on several calls, >> so I programmed a button on each phone which users can hit if they have >> audio drops and echo. >> >> I did this to check if there is a common recurrent problem to a given >> destination or just for one user etc... But till now I could not detect >> a pattern which could explain the problems >> >> This "alert button" is pressed between 7%-10% of all calls. The customer >> has 25 phones and around 300 calls per day. >> >> The SNOM phones are connected to Linksys switches and are totaly split >> from the computers network. The same goes for the asterisk box. No calls >> are routed trough the internet. >> Phone -> Local Lan -> Asterisk -> Zaptel (Junghanns BRI card) -> Carrier >> >> The carrier we use is known for his good quality and we never had a >> problem. It is the historic and most expensive carrier in Luxembourg. >> >> Asterisk is running on a 1GHZ VIA CPU with 1GB RAM box. They have a >> maximum of 6 concurrent calls. >> >> Maybe someone can help me to track down the problem. What should I >> check, monitor test. Any ideas are welcome. >> >> >> Best regards, >> Loic Didelot. >> >> -- >> Loïc DIDELOT >> MIXvoip S.a. >> [EMAIL PROTECTED] >> http://www.mixvoip.com >> >> >> _______________________________________________ >> -- Bandwidth and Colocation Provided by http://www.api-digital.com -- >> >> AstriCon 2008 - September 22 - 25 Phoenix, Arizona >> Register Now: http://www.astricon.net >> >> asterisk-users mailing list >> To UNSUBSCRIBE or update options visit: >> http://lists.digium.com/mailman/listinfo/asterisk-users > -- > Loïc DIDELOT > MIXvoip S.a. > [EMAIL PROTECTED] > http://www.mixvoip.com > > > _______________________________________________ > -- Bandwidth and Colocation Provided by http://www.api-digital.com -- > > AstriCon 2008 - September 22 - 25 Phoenix, Arizona > Register Now: http://www.astricon.net > > asterisk-users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users _______________________________________________ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- AstriCon 2008 - September 22 - 25 Phoenix, Arizona Register Now: http://www.astricon.net asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users