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Cisco Bug: CSCun48149 - Nonfatal Signal 10: User defined signal 1

Last Modified

Dec 25, 2016

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases


Description (partial)

sessmger crash happened twice in the lab using a call simulator. Detail of this sessmgr crash is following:

SW Version          : 15.0(53496)
Similar Crash Count : 2
Time of First Crash : 2014-Feb-25+16:52:15
Nonfatal Signal 10: User defined signal 1
  PC: [0aabeafe/X] xtcp_client_newmsg()
  Note: User-initiated state dump.
  Signal from: msgd pid=3762 uid=0
  Process: card=7 cpu=0 arch=X pid=4898 cpu=~100% argv0=sessmgr
  Crash time: 2014-Feb-25+15:52:18 UTC
  Recent errno: 11 Resource temporarily unavailable
  Stack (7096@0xffffc000):

This problem occurs during following scenario:  
1/ Number of 1000 3G Attach/sec 
2/ After each Attach, wait 5sec then activate a PDP Context. 
3/ Send an MS deatach from the simulator after 600sec . 
We maintain about 600k subscribers in permanence in the SGSN with these conditions
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