[Tue Apr 18 22:42:23 2006] [error] server reached MaxClients setting, consider raising the MaxClients setting

brainsware:~/tools# grep MaxClients /etc/apache2/apache2.conf  
# MaxClients ........... maximum number of server processes allowed to start
MaxClients          20
# MaxClients ........... maximum  number of server processes allowed to start
MaxClients         150