Check whether apache is started?
How to check whether apache is started:
1. Check the port
First you need to know the port of apache, such as port 80;
Check whether the port is opened and monitored
netstat -an | grep :80
2. Check the process
ps -ef |grep httpd ps -aux | grep httpd
If you see a lot of output (usually 4 to 5), it means you are right.
3. Browser access
In the browser, enter the colon followed by the IP and the port
For example: http://192.168.0.231:808/
三As long as you confirm one of them, it means that apache has been started.
For more Apache related knowledge, please visit the Apache usage tutorial column!
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When the Apache 80 port is occupied, the solution is as follows: find out the process that occupies the port and close it. Check the firewall settings to make sure Apache is not blocked. If the above method does not work, please reconfigure Apache to use a different port. Restart the Apache service.

Apache cannot start because the following reasons may be: Configuration file syntax error. Conflict with other application ports. Permissions issue. Out of memory. Process deadlock. Daemon failure. SELinux permissions issues. Firewall problem. Software conflict.

To set up a CGI directory in Apache, you need to perform the following steps: Create a CGI directory such as "cgi-bin", and grant Apache write permissions. Add the "ScriptAlias" directive block in the Apache configuration file to map the CGI directory to the "/cgi-bin" URL. Restart Apache.

There are 3 ways to view the version on the Apache server: via the command line (apachectl -v or apache2ctl -v), check the server status page (http://<server IP or domain name>/server-status), or view the Apache configuration file (ServerVersion: Apache/<version number>).

To restart the Apache server, follow these steps: Linux/macOS: Run sudo systemctl restart apache2. Windows: Run net stop Apache2.4 and then net start Apache2.4. Run netstat -a | findstr 80 to check the server status.

To delete an extra ServerName directive from Apache, you can take the following steps: Identify and delete the extra ServerName directive. Restart Apache to make the changes take effect. Check the configuration file to verify changes. Test the server to make sure the problem is resolved.


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