错误信息：
nginx: [alert] could not open error log file: open() "/usr/local/nginx/logs/error.log" failed (2: No such file or directory)
2016/09/13 19:08:56 [emerg] 6996#0: open() "/usr/local/nginx/logs/access.log" failed (2: No such file or directory)
解决方案
创建文件夹并授权
mkdir logs
chmod 700 logs
验证
输入以下命令
/usr/local/nginx/objs/nginx -t
正常情况的信息输出：
nginx: the configuration file /usr/local/nginx/conf/nginx.conf syntax is ok
nginx: configuration file /usr/local/nginx/conf/nginx.conf test is successful