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https://docs.sophos.com/support/surf/en-us/index.html?contextId=sf-low-ram-usage

RAM usage

Low

Explanation

The firewall utilizes more than 70% of its RAM.

Resolution

Check for processes consuming high RAM resources.

  1. Sign in to the CLI and select options 5. Device Management > 3. Advanced Shell.
  2. Run the atop command.
  3. Press m and then c to check for processes consuming high RAM resources.

It will show results similar to the following:

RAM Usage.