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Cisco Bug: CSCvt20235 - Firepower 4100 series all FTW interfaces link flap at the same time but occur rarely

Last Modified

Sep 19, 2020

Products (1)

  • Cisco Firepower 9300 Series

Known Affected Releases

2.6(1.166)

Description (partial)

Symptom:
All FTW interfaces flap at the same time and log reports following message if FXOS is running version 2.6(1.192) or later:
   [app_sam_appAG:run] FTWKickTask: system delay: <time> (ms)

The time is more than 1000ms. Here's an example from the field
   [app_sam_appAG:run] FTWKickTask: system delay: 1127 (ms)

It does not continuously flap after the event and the occurrence is random (e.g. weeks or months)

Conditions:
The FP4100 appliance is fully populated with FTW modules
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Bug Details Include

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  • Status
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