memory leak on Ubuntu 18.x, fwiw same file shared with (open at same time as) other PDF software STEPS TO REPRODUCE 1. launch okular and open some PDF 2. wait 3. memory taken (in my case) 1.3 GB (about 1 day) OBSERVED RESULT mem EXPECTED RESULT less mem SOFTWARE/OS VERSIONS Windows: macOS: Linux/KDE Plasma: Ubuntu 18.x (available in About System) KDE Plasma Version: KDE Frameworks Version: Qt Version: ADDITIONAL INFORMATION Have a good day!
Can you try a modern version of Okular via flatpak or compile it by yourself? https://flatpak.org/setup/Ubuntu/ https://okular.kde.org/download.php Does it happen when you change "Performance" option to the less "greedy" flavor? https://docs.kde.org/trunk5/en/kdegraphics/okular/configperformance.html Thanks in advance for your answers.
From the reporter: > Okular this morning after 24 hours (Performance | Memory Usage | Low) > is 81.4 MB, so looks good. > > Have a good day. > Anthony > On Sun, 2020-04-05 at 10:30 -0700, john wrote: > Hi Yuri. Just downloaded it from the "Ubuntu Software" store. says > version is 4:17.12.3. I'll check out the less greedy option today. > > Thanks for your work on this software. Stay healthy  > Anthony > > fwiw I am re-reading Prata's C Primer Plus. I keep the appendix - > with > answers - open in Okular while I work on the exercises open in the > pdf > viewer "Document Viewer" I think from Calibre. Same PDF, open in two > apps (at same time).