How to handle a fixed size queue?

Question

Java

We need a working example for the model of servicing one process flow by one CPU with queues of a fixed size (buffer areas), if the queue size exceeds some specified size, then the contents of the queue are processed by the CPU. If the buffer area fills up before the CPU has finished processing the contents of the previous buffer. area, a new buffer will be created. area and so on. It is necessary to determine, for example, max. and the average number of buffers. areas.