Created attachment 146549 [details] Dolphin fills up RAM if there's no preview limited size cap SUMMARY *** NOTE: If you are reporting a crash, please try to attach a backtrace with debug symbols. See https://community.kde.org/Guidelines_and_HOWTOs/Debugging/How_to_create_useful_crash_reports *** STEPS TO REPRODUCE 1. Select "unlimited file size for previews" 2. Some files like PDFs seems to make Dolphin RAM usage grow in several gigabytes. 3. OBSERVED RESULT System unresposive (low on RAM) EXPECTED RESULT Should not happen, problem goes away if a Preview Max Size is defined in the preferences. SOFTWARE/OS VERSIONS Windows: macOS: Linux/KDE Plasma: (available in About System) KDE Plasma Version: 5.23.5 KDE Frameworks Version: 5.90 Qt Version: 5.15.2 ADDITIONAL INFORMATION