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Cisco Bug: CSCvs02983 - [CUPS]Iftask failurer @ infwdr_msg_pool alloc failure

Last Modified

Jun 01, 2020

Products (2)

  • Cisco ASR 5000 Series
  • Cisco ASR 5500

Known Affected Releases

21.15.11 21.15.7.73315 21.16.3 21.16.d0 21.17.0 21.18.0

Description (partial)

Symptom:
QVPC-SI reload or 15-20 second system outage subsequent to backtrace indicating iftask buffer allocation failure (PANIC in infwdr_send_msg_to_io_cores).

Conditions:
QVPC-SI, 22 or more iftask lcores, large number (40+) of sessmgr and/or npusim proclet terminations.
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