Apache Reference: http_core, MaxKeepAliveRequests

MaxKeepAliveRequests

Maximum Number of Keep-Alive Requests per Connection
Syntax: MaxKeepAliveRequests A
Example: MaxKeepAliveRequests 20
Since: Apache 1.2

This directive sets the maximum number of HTTP Keep-Alive requests allowed per established TCP/IP connection when KeepAlive is ``on.'' Use 0 to specify an unlimited number of requests. Use high values to obtain maximum server performance.