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VSP8400 - reboots after reaching memory threshold of 95%

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Information

 
TitleVSP8400 - reboots after reaching memory threshold of 95%
Symptoms
  • The switch crash after reaching memory utilization of 95%
  • Below log message is present in the logging file:
CP1 DYNAMIC SET GlobalRouter SW WARNING Memory reached 89% utilization, module will reboot when 95% utilization is reached

 
Environment
  • VSP8400 platform
  • Running software version 7.1.1.0
Cause
The is was due to memory leak caused by port instabilities of directly connected devices. Instabilities caused rapid MAC movements which in turn led to memory depletion.
 
Resolution
The protection mechanism is ported to VOSS 8.0.7.0. The ETA  for release is 10/25/2019.
Additional notes
Workaround:
Stabilize your network to avoid rapid MAC movements.

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