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Cisco Bug: CSCuj46512 - Nexus 6000 crash due to qd hap reset

Last Modified

Feb 28, 2018

Products (7)

  • Cisco Nexus 6000 Series Switches
  • Cisco Nexus 5596UP Switch
  • Cisco Nexus 5548P Switch
  • Cisco Nexus 6004 Switch
  • Cisco Nexus 6001 Switch
  • Cisco Nexus 5548UP Switch
  • Cisco Nexus 5596T Switch

Known Affected Releases

6.0(2)N1(2)

Description (partial)

Symptom:
The Qos Daemon process (qd) on a Nexus 6000 witnesses a crash most commonly after executing the "show tech" command.

Conditions:
A noticeable trigger for this is seen to have occurred on the following command line which has been observed to create a nested loop, inadvertently resulting in a heartbeat timeout:

show platform software qd info counters
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
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