1. Log into your cPanel account.
2. In the "Files" section, click on "Disk Space Usage" Icon.
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3. In Disk Space Usage area you can see which folder/directory is using too much space and you can even check the disk usage of MySQL.
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How to check Bandwidth Usage?
1. In the "Logs" section, click on "Bandwidth" Icon.
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2. Scroll down to the end of page and you can see bandwidth usage in a graph.
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How to check the usage of bandwidth, email accounts, mysql, etc from a single place?
1. Go to your cPanel's main page.
2. Under the "Stats" option you will see the total bandwidth usage, mysql, email account limit, etc.
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