Are there any upper limits for msgmax, msgmni and msgmnb in the System V IPC message queue?

Updated -


The System V IPC message queue has three tunable parameters:

  1. /proc/sys/kernel/msgmni

  2. /proc/sys/kernel/msgmnb

  3. /proc/sys/kernel/msgmax

The meanings of these parameters are as follows:

  1. msgmni: The number of IPC message queue resources ...

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