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NetApp Knowledge Base

Wafl memory utilization keeps fluctuating

Last Updated:

Applies to

  • FAS arrays over FCP
  • ONTAP 9.4 and later version 


  • Multiple EMS events can be seen over time where wafl memory utilization fluctuates and availability varies from 1 GB to 3 GB



  • Performing TO/GB clears the thread and events were not seen for few days but fix is to upgrade the ONTAP to the fixed version 


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