When too many outbound messages are in the queue for a message class, the Cisco Catalyst 3750 switch displays the %PLATFORM_RPC-3-MSG_THROTTLED: RPC Msg Dropped by throttle mechanism: type [int], class [int], max_msg [int], total throttled [int] error message. This error indicates that an RPC message is dropped. In the error message:
The first [int] represents the message type.
The second [int] represents the message class.
The third [int] indicates the maximum number of messages that the queue can accommodate before throttling occurs.
The last [int] is the total number of messages throttled.
The %PLATFORM_RPC-3-MSG_THROTTLED message appears while an attempt is made to create a routed interface when the snmp-server ifindex persist command is issued. Cisco bug ID CSCeg57839 identifies this issue.
In some scenarios, it causes the switch to report this error message every time these commands are issued: