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Cisco Bug: CSCup88707 - CST: PRE crash@compute_process_sched_usage

Last Modified

Sep 17, 2019

Products (1)

  • Cisco uBR10000 Series Universal Broadband Routers

Known Affected Releases

12.2SC 12.2SCH

Description (partial)

Symptom:
All LC and Active PRE crashes after keep power cycling Jacket card.

Conditions:
1. Make two PRE reach SSO.
2. configure all LC into the same redundancy group.
3. Keep power cycling Jacket card.

Crash will seen after several hours.

When keep power cycling JC, BPE will hung at an average of 4-5 hours. It will be recovered if CPU is lower than 80%. If CPU is higher than 80%, then we will not reset BPE, causing all link loop and IPC down, thus LC and PRE crashed.
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