SUMMARY /var/lib/docker needs root permission to read the content. So Filelight cannot calculate the size. STEPS TO REPRODUCE 1. Install docker 2. Run: docker pull mysql 3. Run: filelight /var/lib OBSERVED RESULT Filelight will ignore the size of /var/lib/docker EXPECTED RESULT Filelight should show the size of /var/lib/docker When meet folders/files require extra permission, Filelight can use PolicyKit to get root permission, and re-run the scanning. SOFTWARE/OS VERSIONS Windows: macOS: Linux/KDE Plasma: (available in About System) KDE Plasma Version: KDE Frameworks Version: Qt Version: ADDITIONAL INFORMATION
*** This bug has been marked as a duplicate of bug 434188 ***