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Cisco Bug: CSCus64364 - N5K crash with carmelusd component affected

Last Modified

Jan 03, 2019

Products (14)

  • Cisco Nexus 5000 Series Switches
  • Cisco Nexus 5548P Switch
  • Cisco Nexus 5596UP Switch
  • Cisco Nexus 5624Q Switch
  • Cisco Nexus 6004 Switch
  • Cisco Nexus 5672UP Switch
  • Cisco Nexus 6001 Switch
  • Cisco Nexus 5020 Switch
  • Cisco Nexus 56128P Switch
  • Cisco Nexus 5548UP Switch
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Known Affected Releases

5.2(1)N1(6) 7.1(1)N1(1)

Description (partial)

A Nexus device crashes, the crash triggers by a failure in the service "carmelusd". TAC analysis is needed to decode the core file of the service and narrow down this software bug.

The service "carmelusd" crash and evidence is stored in these outputs:

# show logging nvram
2018 Aug  5 01:08:32 n5k01-sjc3 %$ VDC-1 %$ %SYSMGR-2-SERVICE_CRASHED: Service "carmelusd" (PID 3297) hasn't caught signal 11 (core will be saved).
2018 Aug  5 01:08:32 n5k01-sjc3 %$ VDC-1 %$ %SYSMGR-2-HAP_FAILURE_SUP_RESET: System reset due to service "carmelusd" in vdc 1 has had a hap failure

# show version
  Reason: Reset triggered due to HA policy of Reset
  System version: 7.0(6)N1(1)
  Service: carmelusd hap reset

# show cores vdc-all
Module       Instance       Process-name     PID       Date(Year-Month-Day Time)
-------------  ---------------  -------------------  --------  -------------------------
<Module>   <Instance>   carmelusd        <PID>      <Date>

# show system reset-reason
1) At 343613 usecs after <Date>
    Reason: Reset triggered due to HA policy of Reset
    Service: carmelusd hap reset
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