Description

On Junos Evolved PTX platforms a rare timing scenario during  Routing Engine (RE) switchover can cause evo-aftmand-bt process on the FPC to crash.

 

Symptoms

On PTX platforms with Junos-EVO all linecards may restart after RE switchover with GRES+NSR due to evo-aftmand-bt crash.
Core-dumps may be found with CLI command "show system core-dumps"

Solution

This is a very rare issue seen during RE switchover. The crash files can be seen by executing the CLI command:user@hostname>show system core-dumps

This issue is fixed in the Junos Releases listed in  PR1776828.

Modification History

2024-04-05 : Article Created