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Cisco Bug: CSCus83447 - UCS-FI: reload or switchover may occur due to Leap second update

Last Modified

Sep 09, 2019

Products (1)

  • Cisco Unified Computing System

Known Affected Releases

2.2(1b)A 2.2(2c)A 2.2(3a)A

Description (partial)

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

When the leap second update occurs the system could crash causing a network outage.

The leap second update will be propagated via Network Time Protocol (NTP). All FIs in a given cluster that has NTP enabled are affected.

Related Community Discussions

Bug FYI - Leap Second Adjustment June 30, 2015 - affects 2.2(1b)A, 2.2(2c)A, 2.2(3a)A
&quot;UCS-FI: reload or switchover may occur due to Leap second update&quot; UCS:<key>CSCus83447</key>   Affected versions: 2.2(1b)A 2.2(2c)A 2.2(3a)A
Latest activity: Jun 26, 2015
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