luvpreet@luvpreet-vm:/usr/local$ sudo collectd-server start
Usage: grep [OPTION]... PATTERN [FILE]...
Try 'grep --help' for more information.
/usr/local/bin/collectd-server: 8: /usr/local/bin/collectd-server: [[: not found
-e Server has stopped
我已经关注了教程。我使用 Nginx 而不是 Apache。但是
sudo /usr/local/bin/collectd-server start
给了我上述输出。
问题是什么?