apache sorunu

[ouncuoglu@ispro.net.tr]

[Fri Jul 29 13:30:02 2005] [warn] child process 17187 still did not exit,
sending a SIGTERM
[Fri Jul 29 13:30:02 2005] [warn] child process 17188 still did not exit,
sending a SIGTERM
[Fri Jul 29 13:30:02 2005] [warn] child process 17189 still did not exit,
sending a SIGTERM
[Fri Jul 29 13:30:02 2005] [warn] child process 17190 still did not exit,
sending a SIGTERM
[Fri Jul 29 13:30:03 2005] [notice] caught SIGTERM, shutting down

yukarıdaki loglardan sonra apache duruyor.sebep ne olabilir?