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Cisco Bug: CSCut06846 - kernel - update to handle leap second change

Last Modified

Jan 29, 2017

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases

14.0(1) 15.0(1) 16.0(1) 17.0.0 18.0.0.57687 18.1.0

Description (partial)

Symptom:
There are periodic leap second events which can add or delete a second to global time. 

When the leap second update occurs kernel timers are effected and may cause a cpu spike after leap second is adjusted.

Conditions:
The leap second update will be propagated via Network Time Protocol (NTP) or via manually setting the clock.
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