Hello Madness,
It means your CGI crashed and produced a 503 error on your website during that time ...
[2015-02-08 15:05:19]: uid: (10000/madness) gid: (503/503) cmd: cgi_wrapper
[2015-02-08 15:05:19]: uid: (10000/madness) gid: (503/503) cmd: cgi_wrapper
[2015-02-08 15:05:58]: uid: (10000/madness) gid: (503/503) cmd: cgi_wrapper
[2015-02-08 15:06:13]: uid: (10000/madness) gid: (503/503) cmd: cgi_wrapper
[2015-02-08 15:06:36]: uid: (10000/madness) gid: (503/503) cmd: cgi_wrapper
[2015-02-08 15:06:51]: uid: (10000/madness) gid: (503/503) cmd: cgi_wrapper
[2015-02-08 15:06:51]: uid: (10000/madness) gid: (503/503) cmd: cgi_wrapper
[2015-02-08 15:06:52]: uid: (10000/madness) gid: (503/503) cmd: cgi_wrapper
[2015-02-08 15:07:29]: uid: (10000/madness) gid: (503/503) cmd: cgi_wrapper
[2015-02-08 15:07:30]: uid: (10000/madness) gid: (503/503) cmd: cgi_wrapper
[2015-02-08 15:08:01]: uid: (10000/madness) gid: (503/503) cmd: cgi_wrapper
[2015-02-08 15:08:08]: uid: (10000/madness) gid: (503/503) cmd: cgi_wrapper
[2015-02-08 15:08:18]: uid: (10000/madness) gid: (503/503) cmd: cgi_wrapper
[2015-02-08 15:08:48]: uid: (10000/madness) gid: (503/503) cmd: cgi_wrapper
[2015-02-08 15:08:49]: uid: (10000/madness) gid: (503/503) cmd: cgi_wrapper
[2015-02-08 15:09:31]: uid: (10000/madness) gid: (503/503) cmd: cgi_wrapper
[2015-02-08 15:09:38]: uid: (10000/madness) gid: (503/503) cmd: cgi_wrapper
[2015-02-08 15:10:21]: uid: (10000/madness) gid: (503/503) cmd: cgi_wrapper
[2015-02-08 15:10:52]: uid: (10000/madness) gid: (503/503) cmd: cgi_wrapper
[2015-02-08 15:11:30]: uid: (10000/madness) gid: (503/503) cmd: cgi_wrapper
so its crashing all the time but my site seems to work fine? does anyone know how i can resolve this? thanks for explaining abdi