In the local mode of RocketMQ 5, the pushconsumer for a FIFO queue experiences delays while consuming.

[Serajoon]

In RocketMQ 5, if the pushconsumer for FIFO queue consumes in Local mode, it may experience a phenomenon of consuming for a period of time and then pausing for a while, with a total fixed duration of 30 seconds.
This phenomenon is regular, where the pushconsumer stops after consuming for a certain period of time, and the total duration of consumption and pause time is always 30 seconds.

[drpmma]

Please provide more information about your client and your server environment.