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Cisco Bug: CSCuq16049 - fwm process crash with heartbeat failure

Last Modified

Sep 09, 2019

Products (10)

  • Cisco Nexus 5000 Series Switches
  • Cisco Nexus 5596UP Switch
  • Cisco Nexus 5548P Switch
  • Cisco Nexus 6004 Switch
  • Cisco Nexus 6001 Switch
  • Cisco Nexus 5672UP Switch
  • Cisco Nexus 5696Q Switch
  • Cisco Nexus 56128P Switch
  • Cisco Nexus 5548UP Switch
  • Cisco Nexus 5596T Switch

Known Affected Releases

5.2(1)N1(6) 7.0(5)N1(1)

Description (partial) 

Symptom:
2014 Jul 21 13:36:46 N5K$ VDC-1 %$ %SYSMGR-2-SERVICE_CRASHED: Service "fwm" (PID 3401) hasn't caught signal 6 (core will be saved).
2014 Jul 21 13:36:46N5K$ VDC-1 %$ %SYSMGR-2-HAP_FAILURE_SUP_RESET: System reset due to service "fwm" in vdc 1 has had a hap failure
2014 Jul 21 13:36:57 N5K$ VDC-1 %$ Jul 21 13:36:57 %KERN-0-SYSTEM_MSG: Shutdown Ports.. - kernel
2014 Jul 21 13:36:57 N5K$ VDC-1 %$ Jul 21 13:36:57 %KERN-0-SYSTEM_MSG:  writing reset reason 16, fwm hap reset - kernel

Conditions:
the fwm process crash was seen on N5K switch running code 5.2(1)N1(6) and 7.0(5)N1(1).

Related Community Discussions

Upgrade NX5K
Hi all, I need to upgrade a pair of NX5K due the bug  <key>CSCuq16049</key>. To prepare the the upgrade I want to run the following commands but I want to be sure that they don´t have impact on the service (high cpu or disrupt the services on FEX or the NX5K) The commands are  the following: show install all impact kickstart bootflash: XXX system bootflash: XXX - XXX is the new version show spanning-tree issu-impact show incompatibility system bootflash: XXX Thanks and regards
Latest activity: Apr 18, 2017
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