Circular Buffers are use for data transfer between two processes. The Producer process places items into the Circular Buffer and the Consumer process removes them. The variable capacity of the Circular Buffer accommodates timing differences between the Producer and Consumer processes. (NET Code)

The buffer editor is one of the most unique and powerful features of the EPROM+ system. Allowing full access to the system's buffer, the editor provides you with a full screen display of the contents in both hex and ASCII formats. (arlabs.com)

It is generally accepted that On-Line Transaction Processing (OLTP) systems benefit from large database memory buffers. (Portal)