Timeout 90
ListenBacklog 2047
KeepAlive On
MaxKeepAliveRequests 256
KeepAliveTimeout 3
<IfModule mpm_prefork_module>
    StartServers         15
    MinSpareServers      15
    MaxSpareServers      20
    MaxClients           140
    MaxRequestsPerChild  4000
</IfModule>