(In reply to Neil Rickert from comment #1) > Is this forums post possibly relevant? > > https://forums.opensuse.org/showthread.php/544198-Firefox-in-KDE-Plasma-gt- > Resource-problem I don't think it is, but I don't have much experience hunting down memory related bugs. Memory continues to build after killing firefox. Also this problem was posted about before the snapshot where this starts occurring which is 20200914.