(SOL15962) Description
BIG-IP VIPRION systems use the Message Passing Interface (MPI) channel to exchange messaging information between primary and secondary blades.
Congestion on the MPI channel may cause message drops between blades and may also cause the Traffic Management Microkernel (TMM) to restart.
Impact
The BIG-IP VIPRION system may temporarily fail to process traffic as expected.
TMM will fail to process traffic while restarting.
Symptoms
As a result of this issue, you may encounter one or more
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Known Issue: Congestion on the MPI channel may cause message drops and possibly cause TMM to restart
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