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Cisco Bug: CSCul31451 - SCT PID died, led to LAG resets, control plane issues and SRP switchover

Last Modified

Feb 13, 2018

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases

14.0(45) 14.1(11) 15.0(1)

Description (partial)

Symptom:
RMCTRL memory warnings:

2013-Nov-09+05:37:24.596 [snmp 22002 info] [5/0/5679 <rmmgr:50> trap_api.c:14753] [software internal system syslog] Internal trap notification 1217 (MemoryWarn) facility rmctrl instance 0 card 5 cpu 0 allocated 46080 used 48120

SCT process died:

2013-Nov-09+05:40:56.532 [sitmain 4017 critical] [6/0/7775 <sitmain:60> sitproc.c:1469] [software internal system syslog] Process sct pid 7945 died on card 6 cpu 0 signal=6  wstatus=0x86

SRP Checkpointfailures:

2013-Nov-09+05:37:43.238 [snmp 22002 info] [8/0/4549 <sessmgr:1> trap_api.c:10634] [software internal system syslog] Internal trap notification 127 (SRPCheckpointFailure)  vpn SRP ipaddr XX.XX.XX.XX

BGP Peers bouncing, Diameter peers bouncing, LAGs switchover and MIO cards reseting.  Additionally lost heartbeats on the control plane were observed.

Conditions:
This issue happened out of the blue in normal operating mode during the midnight hours.
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