service mysql start出错，mysql启动不了，解决mysql: unrecognized service错误的方法如下：[root@ctohome.com ~]# service mysql start
mysql: unrecognized service
[root@ctohome.com ~]# service mysql resta...
Nginx错误mmap failed (28: No space left on device)解决办法[root@host38 www.ctohome.com]# mynginx test
the configuration file /usr/local/nginx/conf/nginx.conf syntax is ok
[alert]: mmap(MAP_ANON|MAP_...