[Asterisk-Users] IRQ Misses?

Joe Antkowiak joe at jsci.net
Tue Jul 29 12:44:25 MST 2003


Hi,

One of my pbx's seems to be having some new issues.  crackling interference
on the zap channels running through the channel bank, and I noticed that
these happen when I hit an "irq miss" in zttool:

Current Alarms:     No alarms.
Sync Source:        Digium Wildcard T100P T1/PRI C
IRQ Misses:           82695
Bipolar Viol:             0
Tx/Rx Levels:         0/8 3
Total/Conf/Act:      24/ 24/  0  

But I have no cards in conflict...  This started immediately after I did a
reboot...  Any ideas?

[root at pbx1 proc]# cat ioports 
0000-001f : dma1
0020-003f : pic1
0040-005f : timer
0060-006f : keyboard
0070-007f : rtc
0080-008f : dma page reg
00a0-00bf : pic2
00c0-00df : dma2
00f0-00ff : fpu
01f0-01f7 : ide0
03c0-03df : vga+
03f6-03f6 : ide0
0cf8-0cff : PCI conf1
7400-740f : PCI device 1095:3112 (CMD Technology Inc)
7800-7803 : PCI device 1095:3112 (CMD Technology Inc)
8000-8007 : PCI device 1095:3112 (CMD Technology Inc)
8400-8403 : PCI device 1095:3112 (CMD Technology Inc)
8800-8807 : PCI device 1095:3112 (CMD Technology Inc)
9000-90ff : Linksys Network Everywhere Fast Ethernet 10/100 model NC100
  9000-90ff : tulip
9400-94ff : Tiger Jet Network Inc. Model 300 128k
b800-b80f : VIA Technologies, Inc. VT82C586B PIPC Bus Master IDE
  b800-b807 : ide0
  b808-b80f : ide1
d000-dfff : PCI Bus #01
  d800-d8ff : ATI Technologies Inc Radeon VE QY
e400-e4ff : VIA Technologies, Inc. VT82C686 [Apollo Super ACPI]
e800-e80f : VIA Technologies, Inc. VT82C686 [Apollo Super ACPI]
[root at pbx1 proc]# cat iomem
00000000-0009f7ff : System RAM
0009f800-0009ffff : reserved
000a0000-000bffff : Video RAM area
000c0000-000c7fff : Video ROM
000cc000-000d07ff : Extension ROM
000f0000-000fffff : System ROM
00100000-17ffbfff : System RAM
  00100000-0024d583 : Kernel code
  0024d584-00347a43 : Kernel data
17ffc000-17ffefff : ACPI Tables
17fff000-17ffffff : ACPI Non-volatile Storage
d5800000-d58001ff : PCI device 1095:3112 (CMD Technology Inc)
  d5800000-d58001ff : SiI3112 Serial ATA
d6000000-d60003ff : Linksys Network Everywhere Fast Ethernet 10/100 model
NC100
  d6000000-d60003ff : tulip
d6800000-d6800fff : Tiger Jet Network Inc. Model 300 128k
d7000000-d7dfffff : PCI Bus #01
  d7000000-d700ffff : ATI Technologies Inc Radeon VE QY
d7f00000-e3ffffff : PCI Bus #01
  d8000000-dfffffff : ATI Technologies Inc Radeon VE QY
e4000000-e7ffffff : VIA Technologies, Inc. VT82C693A/694x [Apollo PRO133x]
ffff0000-ffffffff : reserved
[root at pbx1 proc]# cat interrupts
           CPU0       
  0:    5406112          XT-PIC  timer
  1:       2153          XT-PIC  keyboard
  2:          0          XT-PIC  cascade
  4:     167078          XT-PIC  ide2
  5:       5180          XT-PIC  eth0
  8:          1          XT-PIC  rtc
 10:   53888794          XT-PIC  t1xxp
 12:        680          XT-PIC  PS/2 Mouse
 14:         10          XT-PIC  ide0
NMI:          0 
ERR:          0
[root at pbx1 proc]# cat pci 
PCI devices found:
  Bus  0, device   0, function  0:
    Host bridge: VIA Technologies, Inc. VT82C693A/694x [Apollo PRO133x] (rev
2).
      Prefetchable 32 bit memory at 0xe4000000 [0xe7ffffff].
  Bus  0, device   1, function  0:
    PCI bridge: VIA Technologies, Inc. VT82C598/694x [Apollo MVP3/Pro133x
AGP] (rev 0).
      Master Capable.  No bursts.  Min Gnt=8.
  Bus  0, device   4, function  0:
    ISA bridge: VIA Technologies, Inc. VT82C686 [Apollo Super South] (rev
34).
  Bus  0, device   4, function  1:
    IDE interface: VIA Technologies, Inc. VT82C586B PIPC Bus Master IDE (rev
16).
      Master Capable.  Latency=32.  
      I/O at 0xb800 [0xb80f].
  Bus  0, device   4, function  4:
    Host bridge: VIA Technologies, Inc. VT82C686 [Apollo Super ACPI] (rev
48).
      IRQ 9.
  Bus  0, device  10, function  0:
    Network controller: Tiger Jet Network Inc. Model 300 128k (rev 0).
      IRQ 10.
      Master Capable.  Latency=32.  Min Gnt=1.Max Lat=128.
      I/O at 0x9400 [0x94ff].
      Non-prefetchable 32 bit memory at 0xd6800000 [0xd6800fff].
  Bus  0, device  12, function  0:
    Ethernet controller: Linksys Network Everywhere Fast Ethernet 10/100
model NC100 (rev 17).
      IRQ 5.
      Master Capable.  Latency=32.  Min Gnt=64.Max Lat=128.
      I/O at 0x9000 [0x90ff].
      Non-prefetchable 32 bit memory at 0xd6000000 [0xd60003ff].
  Bus  0, device  13, function  0:
    Unknown mass storage controller: PCI device 1095:3112 (CMD Technology
Inc) (rev 2).
      IRQ 4.
      Master Capable.  Latency=32.  
      I/O at 0x8800 [0x8807].
      I/O at 0x8400 [0x8403].
      I/O at 0x8000 [0x8007].
      I/O at 0x7800 [0x7803].
      I/O at 0x7400 [0x740f].
      Non-prefetchable 32 bit memory at 0xd5800000 [0xd58001ff].
  Bus  1, device   0, function  0:
    VGA compatible controller: ATI Technologies Inc Radeon VE QY (rev 0).
      Master Capable.  Latency=64.  Min Gnt=8.
      Prefetchable 32 bit memory at 0xd8000000 [0xdfffffff].
      I/O at 0xd800 [0xd8ff].
      Non-prefetchable 32 bit memory at 0xd7000000 [0xd700ffff].


[root at pbx1 proc]# cat modules 
soundcore               6468   0 (autoclean)
wct1xxp                12896  24
zaptel                179872  52 [wct1xxp]
ppp_generic            24188   0 [zaptel]
slhc                    6660   0 [ppp_generic]
radeon                115076   0
agpgart                47968   1
tulip                  43488   1
keybdev                 2912   0 (unused)
mousedev                5428   0
hid                    21892   0 (unused)
input                   5792   0 [keybdev mousedev hid]
usbcore                78272   1 [hid]
ext3                   69984   3
jbd                    51508   3 [ext3]
raid1                  14732   3


[root at pbx1 proc]# uptime
 15:46:40  up 15:04,  1 user,  load average: 0.00, 0.00, 0.00


[root at pbx1 proc]# ps auxw
USER       PID %CPU %MEM   VSZ  RSS TTY      STAT START   TIME COMMAND
root         1  0.0  0.1  1380  496 ?        S    00:42   0:35 init
root         2  0.0  0.0     0    0 ?        SW   00:42   0:00 [keventd]
root         3  0.0  0.0     0    0 ?        SW   00:42   0:00 [kapmd]
root         4  0.0  0.0     0    0 ?        SWN  00:42   0:00
[ksoftirqd_CPU0]
root         9  0.0  0.0     0    0 ?        SW   00:42   0:00 [bdflush]
root         5  0.0  0.0     0    0 ?        SW   00:42   0:00 [kswapd]
root         6  0.0  0.0     0    0 ?        SW   00:42   0:00 [kscand/DMA]
root         7  0.0  0.0     0    0 ?        SW   00:42   0:20
[kscand/Normal]
root         8  0.0  0.0     0    0 ?        SW   00:42   0:00
[kscand/HighMem]
root        10  0.0  0.0     0    0 ?        SW   00:42   0:02 [kupdated]
root        11  0.0  0.0     0    0 ?        SW   00:43   0:00 [mdrecoveryd]
root        19  0.0  0.0     0    0 ?        SW   00:43   0:00 [raid1d]
root        20  0.0  0.0     0    0 ?        SW   00:43   0:00 [raid1d]
root        21  0.0  0.0     0    0 ?        SW   00:43   0:00 [raid1d]
root        22  0.0  0.0     0    0 ?        SW   00:43   0:08 [kjournald]
root        80  0.0  0.0     0    0 ?        SW   00:43   0:00 [khubd]
root       700  0.0  0.0     0    0 ?        SW   00:43   0:00 [kjournald]
root       701  0.2  0.0     0    0 ?        SW   00:43   2:00 [kjournald]
root       981  0.0  0.1  1448  552 ?        S    00:43   0:00 syslogd -m 0
root       985  0.0  0.1  1376  440 ?        S    00:43   0:00 klogd -x
rpc       1003  0.0  0.1  1544  552 ?        S    00:43   0:00 portmap
rpcuser   1022  0.0  0.1  1532  680 ?        S    00:43   0:00 rpc.statd
root      1074  0.0  0.3  3512 1516 ?        S    00:43   0:00
/usr/sbin/sshd
root      1088  0.0  0.2  2060  876 ?        S    00:43   0:00 xinetd
-stayalive -pidfile /var/run/xinetd.pid
root      1098  0.0  0.1  1604  452 ?        S    00:43   0:00
/usr/sbin/vsftpd /etc/vsftpd/vsftpd.conf
root      1120  0.0  0.6  5936 2532 ?        S    00:43   0:00 sendmail:
accepting connections
smmsp     1129  0.0  0.5  5728 2252 ?        S    00:43   0:00 sendmail:
Queue runner at 01:00:00 for /var/spool/clientmqueue
root      1139  0.0  0.1  1416  456 ?        S    00:43   0:00 gpm -t imps2
-m /dev/mouse
root      1150  0.0  2.0 18092 8048 ?        S    00:44   0:01
/usr/sbin/httpd
root      1159  0.0  0.1  1424  564 ?        S    00:44   0:00 crond
xfs       1189  0.0  0.8  4632 3232 ?        S    00:44   0:00 xfs -droppriv
-daemon
daemon    1207  0.0  0.1  1420  536 ?        S    00:44   0:00 /usr/sbin/atd
apache    1212  0.0  2.1 18216 8308 ?        S    00:44   0:00
/usr/sbin/httpd
apache    1213  0.0  2.1 18216 8308 ?        S    00:44   0:00
/usr/sbin/httpd
apache    1214  0.0  2.1 18216 8308 ?        S    00:44   0:00
/usr/sbin/httpd
apache    1217  0.0  2.1 18132 8108 ?        S    00:44   0:00
/usr/sbin/httpd
apache    1218  0.0  2.1 18132 8108 ?        S    00:44   0:00
/usr/sbin/httpd
apache    1219  0.0  2.1 18216 8308 ?        S    00:44   0:00
/usr/sbin/httpd
apache    1220  0.0  2.1 18216 8308 ?        S    00:44   0:00
/usr/sbin/httpd
apache    1221  0.0  2.1 18216 8308 ?        S    00:44   0:00
/usr/sbin/httpd
root      1225  0.0  0.1  3408  540 ?        S    00:44   0:00 rhnsd
--interval 240
root      1233  0.0  0.1  1360  416 tty3     S    00:44   0:00
/sbin/mingetty tty3
root      1234  0.0  0.1  1360  412 tty4     S    00:44   0:00
/sbin/mingetty tty4
root      1235  0.0  0.1  1352  408 tty5     S    00:44   0:00
/sbin/mingetty tty5
root      1236  0.0  0.1  1352  408 tty6     S    00:44   0:00
/sbin/mingetty tty6
root      1237  0.0  0.8 14132 3272 ?        S    00:44   0:00
/usr/bin/gdm-binary -nodaemon
root      1346  0.0  0.2  4136 1080 ?        S<   00:44   0:00 /bin/sh
/usr/sbin/safe_asterisk
root      1348  0.0  2.0 135072 7860 ?       S<   00:44   0:46 asterisk
-vvvg -c
root      1658  0.0  0.1  1356  412 tty1     S    00:54   0:00
/sbin/mingetty tty1
root      2850  0.0  0.1  1360  416 tty2     S    11:00   0:00
/sbin/mingetty tty2
root      2878  0.0  0.5  6788 2088 ?        S    15:35   0:00
/usr/sbin/sshd
root      2880  0.0  0.3  4312 1408 pts/0    S    15:35   0:00 -bash
root      2941  0.0  0.1  2640  688 pts/0    R    15:46   0:00 ps auxw






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