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mtuCheckFailure: Failed to send messages between nodes using the maximum configured MTU (9000)

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element-software
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solidfire
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Applies to

NetApp Element software 12.3

Issue

  • Native VLAN setting is removed for all switch interfaces connected to storage interfaces
  • VLAN tagging is enabled for all storage interfaces
  • Element software reports mtuCheckFailure warning
Example:
 
mtuCheckFailure: Failed to send messages between nodes using the maximum configured MTU (9000). Messages between the following nodes failed: { 1 -> 4, 4 -> 1 }. Incorrect MTU settings can prevent garbage collection from running and cause performance problems.

 

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