+# worker MPM
+# StartServers: initial number of server processes to start
+# MaxRequestWorkers: maximum number of simultaneous client connections
+# MinSpareThreads: minimum number of worker threads which are kept spare
+# MaxSpareThreads: maximum number of worker threads which are kept spare
+# ThreadsPerChild: constant number of worker threads in each server process
+# MaxConnectionsPerChild: maximum number of requests a server process serves
+<IfModule mpm_worker_module>
+ StartServers 2
+ MaxRequestWorkers 150
+ MinSpareThreads 25
+ MaxSpareThreads 75
+ ThreadsPerChild 25
+ MaxConnectionsPerChild 0
+</IfModule>