Connectrix Cisco – svitsjen er slått av på grunn av kjernepanikk
Summary: MDS-svitsjen var nede og lastet ikke på nytt etter kjernepanikk. Måtte slå PÅ bryteren manuelt
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Symptoms
Utdataene fra Stack-Trace viser bare 5 av seks CPU-er på nettet, og svitsjen var frakoblet og ikke ble lastet inn på nytt.
'Vis tilbakestilling av systemet - grunn'
----- tilbakestillingsårsak for modul 1 (fra veileder i spor 1) ---
1) På 65175 usecs etter tir oktober 13 02:48:39 2020
Årsak: Kjernepanikk
Tjenesten:
Version: 8.1(1a)
'Vis logging NVRAM'
2020 Oct 14 18:44:02.277 switch %SYSLOG-2-SYSTEM_MSG : Syslogs wont bli logget inn logflash før logflash er online
2020 Oct 14 18:44:05.851 switch %KERN-0-SYSTEM_MSG: [ 0.036807] Host controller IRQ 55 - kernel
2020 Oct 14 18:44:05.880 switch %KERN-0-SYSTEM_MSG: [ 0.057612] Assign root port irq 55 - kernel
2020 Oct 14 18:44:05.881 switch %KERN-0-SYSTEM_MSG: [ 0.057633] Host controller IRQ 54 - kernel
2020 Oct 14 18:44:05.883 switch %KERN-0-SYSTEM_MSG: [ 0.059007] Assign root port IRQ 54 - kernel
2020 Oct 14 18:44:05.912 switch %KERN-0-SYSTEM_MSG: [0.774555] Aktivere alle PCI-enheter - kernel'show
logging onboard module stack-trace'CPU
0
Call Trace:
[b0463bc4] do_raw_spin_lock+0xec/0x120(upålitelig)
[b0698738] dev_watchdog+0x58/0x29c
[b04324c4] call_timer_fn+0x48/0xfc
[b0432770] run_timer_softirq+0x1f4/0x248
[b042af38] __do_softirq+0x16c/0x368
[b042b428] irq_exit+0x68/0x90
[b040a3c8] timer_interrupt+0x204/0x278
[b040f388] ret_from_except+0x0/0x18
CPU 1 Process: swapper/1 (pid 0)
Call Trace:
[b04230a4] cpm_idle_wait+0x14/0x24(unreliable)
[b0469d4c] cpu_startup_entry+0x124/0x1e8
[b0410d78] start_secondary+0x1fc/0x200
[b0402234] start_secondary_47x+0x24/
0x48CPU 2 Prosess: sysinfo (pid 3855)
Call Trace:
[b0480d58] smp_call_function_many+0x268/0x274(unreliable)
[b04182f8] flush_tlb_mm+0x58/0x68
[b042532c] copy_process.part.69+0xbb0/0x11a0
[b0425a84] do_fork+0xd0/0x318
[b040ecac] ret_from_syscall+0x0/0x3c
CPU 3 Prosess: swapper/3 (pid 0)
Call Trace:
[b04230a4] cpm_idle_wait+0x14/0x24(upålitelig)
[b0469d4c] cpu_startup_entry+0x124/0x1e8
[b0410d78] start_secondary+0x1fc/0x200
[b0402234] start_secondary_47x+0x24/0x48
CPU 4 Prosess: swapper/4 (pid 0)
Call Trace:
[b04230a4] cpm_idle_wait+0x14/0x24(upålitelig)
[b0469d4c] cpu_startup_entry+0x124/0x1e8
[b0410d78] start_secondary+0x1fc/0x200
[b0402234] start_secondary_47x+0x24/0x48
----- tilbakestillingsårsak for modul 1 (fra veileder i spor 1) ---
1) På 65175 usecs etter tir oktober 13 02:48:39 2020
Årsak: Kjernepanikk
Tjenesten:
Version: 8.1(1a)
'Vis logging NVRAM'
2020 Oct 14 18:44:02.277 switch %SYSLOG-2-SYSTEM_MSG : Syslogs wont bli logget inn logflash før logflash er online
2020 Oct 14 18:44:05.851 switch %KERN-0-SYSTEM_MSG: [ 0.036807] Host controller IRQ 55 - kernel
2020 Oct 14 18:44:05.880 switch %KERN-0-SYSTEM_MSG: [ 0.057612] Assign root port irq 55 - kernel
2020 Oct 14 18:44:05.881 switch %KERN-0-SYSTEM_MSG: [ 0.057633] Host controller IRQ 54 - kernel
2020 Oct 14 18:44:05.883 switch %KERN-0-SYSTEM_MSG: [ 0.059007] Assign root port IRQ 54 - kernel
2020 Oct 14 18:44:05.912 switch %KERN-0-SYSTEM_MSG: [0.774555] Aktivere alle PCI-enheter - kernel'show
logging onboard module stack-trace'CPU
0
Call Trace:
[b0463bc4] do_raw_spin_lock+0xec/0x120(upålitelig)
[b0698738] dev_watchdog+0x58/0x29c
[b04324c4] call_timer_fn+0x48/0xfc
[b0432770] run_timer_softirq+0x1f4/0x248
[b042af38] __do_softirq+0x16c/0x368
[b042b428] irq_exit+0x68/0x90
[b040a3c8] timer_interrupt+0x204/0x278
[b040f388] ret_from_except+0x0/0x18
CPU 1 Process: swapper/1 (pid 0)
Call Trace:
[b04230a4] cpm_idle_wait+0x14/0x24(unreliable)
[b0469d4c] cpu_startup_entry+0x124/0x1e8
[b0410d78] start_secondary+0x1fc/0x200
[b0402234] start_secondary_47x+0x24/
0x48CPU 2 Prosess: sysinfo (pid 3855)
Call Trace:
[b0480d58] smp_call_function_many+0x268/0x274(unreliable)
[b04182f8] flush_tlb_mm+0x58/0x68
[b042532c] copy_process.part.69+0xbb0/0x11a0
[b0425a84] do_fork+0xd0/0x318
[b040ecac] ret_from_syscall+0x0/0x3c
CPU 3 Prosess: swapper/3 (pid 0)
Call Trace:
[b04230a4] cpm_idle_wait+0x14/0x24(upålitelig)
[b0469d4c] cpu_startup_entry+0x124/0x1e8
[b0410d78] start_secondary+0x1fc/0x200
[b0402234] start_secondary_47x+0x24/0x48
CPU 4 Prosess: swapper/4 (pid 0)
Call Trace:
[b04230a4] cpm_idle_wait+0x14/0x24(upålitelig)
[b0469d4c] cpu_startup_entry+0x124/0x1e8
[b0410d78] start_secondary+0x1fc/0x200
[b0402234] start_secondary_47x+0x24/0x48
Cause
En av CPU-ene var frakoblet, noe som førte til at bryteren ble slått av.
Resolution
Permanent korrigering:
- Hvis alle de seks CPU-ene ikke er tilkoblet, bytt ut svitsjen og kontroller at den nye svitsjen kjører på NX-OS v8.4(1a) eller nyere.
- Hvis alle de seks CPU-ene er tilkoblet, må du oppgradere fastvaren til NX-OS v8.4(1a) eller nyere for å unngå gjentakelse.
Additional Information
Dette gjelder bare for Cisco MDS-9396s-svitsjer
Affected Products
Connectrix MDS 9396SArticle Properties
Article Number: 000181486
Article Type: Solution
Last Modified: 07 Jan 2021
Version: 1
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