Alcatel Carrier Internetworking Solutions 6800 User Manual
Troubleshooting the Switch System
Dshell Troubleshooting
OmniSwitch Troubleshooting Guide
September 2005
page 1-13
2 tasks were created.
2 tasks were deleted.
spyStop
value = 0 = 0x0
2 tasks were deleted.
spyStop
value = 0 = 0x0
It seems that the CPU task is high because of tNetTask, Ipedr, and tOSPF.
Check to see if any of the task is suspended on the CMM.
Working: [Kernel]->i
NAME ENTRY TID PRI STATUS PC SP ERRNO DELAY
---------- ------------ -------- --- ---------- -------- -------- ------- -----
tExcTask excTask 7545100 0 PEND 17fd68 7544d40 3d0001 0
tLogTask logTask 753f800 0 PEND 17fd68 753f430 0 0
tShell shell 41b1600 1 READY 15c0e0 41b09a0 30065 0
tWdbTask 150520 73ae6a0 3 PEND 158540 73ae130 0 0
IPC_tick IPC_tick 6862660 4 READY 158540 6862340 0 0
tDrcIprm iprmMain 499bba0 100 PEND+T 158540 499b520 b 243
tOspf ospfMain 4898d60 100 SUSPEND
---------- ------------ -------- --- ---------- -------- -------- ------- -----
tExcTask excTask 7545100 0 PEND 17fd68 7544d40 3d0001 0
tLogTask logTask 753f800 0 PEND 17fd68 753f430 0 0
tShell shell 41b1600 1 READY 15c0e0 41b09a0 30065 0
tWdbTask 150520 73ae6a0 3 PEND 158540 73ae130 0 0
IPC_tick IPC_tick 6862660 4 READY 158540 6862340 0 0
tDrcIprm iprmMain 499bba0 100 PEND+T 158540 499b520 b 243
tOspf ospfMain 4898d60 100 SUSPEND
158540 48986d0 b 299
value = 0 = 0x0
Working: [Kernel]->
Working: [Kernel]->
In the above example, the OSPF task is suspended. Typically when a task is suspended, the system will
automatically reboot and generate a system dump file. In the event that the system does not reboot, then
try to gather the task trace and memory dump for that specific task using the following command:
automatically reboot and generate a system dump file. In the event that the system does not reboot, then
try to gather the task trace and memory dump for that specific task using the following command:
Working: [Kernel]->tt 0x4898d60
108e9c vxTaskEntry +c : Letext (&dataInfo, 67f3920, 67f3a20, 34000000, 66ff800,
6a69800)
66b69b4 Letext +2d4: zcSelect (5, 67f3a20, 0, 0, 6a6c800, 247)
6ff56f8 zcSelect +458: semTake (67eedc0, ffffffff, a, 28, a, 0)
158b4c semTake +2c : semBTake (67eedc0, ffffffff, &semTakeTbl, 0, &semBTake,
264c00)
value = 0 = 0x0
108e9c vxTaskEntry +c : Letext (&dataInfo, 67f3920, 67f3a20, 34000000, 66ff800,
6a69800)
66b69b4 Letext +2d4: zcSelect (5, 67f3a20, 0, 0, 6a6c800, 247)
6ff56f8 zcSelect +458: semTake (67eedc0, ffffffff, a, 28, a, 0)
158b4c semTake +2c : semBTake (67eedc0, ffffffff, &semTakeTbl, 0, &semBTake,
264c00)
value = 0 = 0x0
Working: [Kernel]->ti 0x4898d60
NAME ENTRY TID PRI STATUS PC SP ERRNO DELAY
---------- ------------ -------- --- ---------- -------- -------- ------- -----
tOspf ospfMain 4898d60 100 SUSPEND 13e060 490f920 b 0
---------- ------------ -------- --- ---------- -------- -------- ------- -----
tOspf ospfMain 4898d60 100 SUSPEND 13e060 490f920 b 0
stack: base 0x49103d0 end 0x49009d0 size 63312 high 10036 margin 53276
options: 0x4
VX_DEALLOC_STACK
VX_DEALLOC_STACK
%pc = 13e060 %npc = 13e064 %ccr = 0 %y = 0
%asi = 0 %cwp = 0 %tt = 0 %tl = 0
%pil = 0 %pstate = 1e
%g0 = 0 %g1 = 0 %g2 = 0
%g3 = 0 %g4 = 0 %g5 = 0
%g6 = 0 %g7 = 0 %i0 = 0
%i1 = 0 %i2 = 0 %i3 = 0
%i4 = 0 %i5 = 0 %fp = 490f9e0
%i7 = 0 %l0 = 0 %l1 = 0
%l2 = 0 %l3 = 0 %l4 = 0
%l5 = 0 %l6 = 0 %l7 = 0
%asi = 0 %cwp = 0 %tt = 0 %tl = 0
%pil = 0 %pstate = 1e
%g0 = 0 %g1 = 0 %g2 = 0
%g3 = 0 %g4 = 0 %g5 = 0
%g6 = 0 %g7 = 0 %i0 = 0
%i1 = 0 %i2 = 0 %i3 = 0
%i4 = 0 %i5 = 0 %fp = 490f9e0
%i7 = 0 %l0 = 0 %l1 = 0
%l2 = 0 %l3 = 0 %l4 = 0
%l5 = 0 %l6 = 0 %l7 = 0