https://bugs.kde.org/show_bug.cgi?id=517670
--- Comment #1 from S B <[email protected]> --- nvidia-smi while screen is locked shows kscreenlocker_greet consuming 314MB VRAM, while kwin_wayland itself only uses 54MB. The greeter appears to render continuously while locked, and kwin's RSS grows as it composites the greeter's output buffers without freeing them. Mon Mar 16 22:52:20 2026 +-----------------------------------------------------------------------------------------+ | NVIDIA-SMI 580.126.18 Driver Version: 580.126.18 CUDA Version: 13.0 | +-----------------------------------------+------------------------+----------------------+ | GPU Name Persistence-M | Bus-Id Disp.A | Volatile Uncorr. ECC | | Fan Temp Perf Pwr:Usage/Cap | Memory-Usage | GPU-Util Compute M. | | | | MIG M. | |=========================================+========================+======================| | 0 NVIDIA GeForce RTX 3060 Ti Off | 00000000:09:00.0 Off | N/A | | 0% 36C P8 13W / 200W | 1858MiB / 8192MiB | 0% Default | | | | N/A | +-----------------------------------------+------------------------+----------------------+ +-----------------------------------------------------------------------------------------+ | Processes: | | GPU GI CI PID Type Process name GPU Memory | | ID ID Usage | |=========================================================================================| | 0 N/A N/A 2489 G /usr/bin/ksecretd 2MiB | | 0 N/A N/A 2880 G /usr/bin/kwin_wayland 54MiB | | 0 N/A N/A 2984 G /usr/bin/Xwayland 3MiB | | 0 N/A N/A 3015 G /usr/bin/ksmserver 2MiB | | 0 N/A N/A 3018 G /usr/bin/kded6 2MiB | | 0 N/A N/A 3046 G /usr/bin/plasmashell 177MiB | | 0 N/A N/A 3135 G /usr/bin/kaccess 2MiB | | 0 N/A N/A 3138 G ...it-kde-authentication-agent-1 2MiB | | 0 N/A N/A 3140 G ...ibexec/xdg-desktop-portal-kde 2MiB | | 0 N/A N/A 3266 G /usr/bin/krdpserver 2MiB | | 0 N/A N/A 3317 G /usr/bin/kdeconnectd 2MiB | | 0 N/A N/A 3424 C+G ...al/zed.app/libexec/zed-editor 155MiB | | 0 N/A N/A 3446 G /usr/bin/xwaylandvideobridge 2MiB | | 0 N/A N/A 3481 G /usr/libexec/DiscoverNotifier 2MiB | | 0 N/A N/A 3482 G /usr/bin/kalendarac 2MiB | | 0 N/A N/A 3589 G /app/lib/thunderbird/thunderbird 160MiB | | 0 N/A N/A 3679 G /usr/bin/akonadi_control 2MiB | | 0 N/A N/A 3765 G /usr/lib/slack/slack 46MiB | | 0 N/A N/A 3773 G /usr/bin/kwalletd6 2MiB | | 0 N/A N/A 4100 G ...bin/akonadi_archivemail_agent 2MiB | | 0 N/A N/A 4103 G /usr/bin/akonadi_ewsmta_resource 2MiB | | 0 N/A N/A 4104 G ...konadi_followupreminder_agent 2MiB | | 0 N/A N/A 4109 G ...-v3/updates/3.22.0/bridge-gui 33MiB | | 0 N/A N/A 4113 G .../akonadi_maildispatcher_agent 2MiB | | 0 N/A N/A 4118 G .../bin/akonadi_mailfilter_agent 2MiB | | 0 N/A N/A 4119 G /usr/bin/akonadi_mailmerge_agent 2MiB | | 0 N/A N/A 4120 G /usr/bin/akonadi_migration_agent 2MiB | | 0 N/A N/A 4125 G ...akonadi_newmailnotifier_agent 2MiB | | 0 N/A N/A 4127 G /usr/bin/akonadi_sendlater_agent 2MiB | | 0 N/A N/A 4129 G .../akonadi_unifiedmailbox_agent 2MiB | | 0 N/A N/A 5766 G /usr/bin/krunner 8MiB | | 0 N/A N/A 8020 G /app/zen/zen 238MiB | | 0 N/A N/A 8431 G /usr/bin/ghostty 68MiB | | 0 N/A N/A 9138 G /usr/libexec/kscreenlocker_greet 314MiB | +-----------------------------------------------------------------------------------------+ Also the kwin_rss has reached 48 GB 20:00:56 kwin_rss=1314MB 20:05:56 kwin_rss=1959MB 20:10:56 kwin_rss=3410MB 20:15:56 kwin_rss=4872MB 20:20:56 kwin_rss=6334MB 20:25:56 kwin_rss=7795MB 20:30:56 kwin_rss=9262MB 20:35:56 kwin_rss=10723MB 20:40:56 kwin_rss=12188MB 20:45:56 kwin_rss=13652MB 20:50:56 kwin_rss=15113MB 20:55:56 kwin_rss=16569MB 21:00:56 kwin_rss=18024MB 21:05:56 kwin_rss=19488MB 21:10:56 kwin_rss=20943MB 21:15:56 kwin_rss=22405MB 21:20:56 kwin_rss=23873MB 21:25:56 kwin_rss=25338MB 21:30:56 kwin_rss=26801MB 21:35:56 kwin_rss=28268MB 21:40:56 kwin_rss=29728MB 21:45:57 kwin_rss=31183MB 21:50:57 kwin_rss=32634MB 21:55:57 kwin_rss=34090MB 22:00:57 kwin_rss=35543MB 22:05:57 kwin_rss=37006MB 22:10:57 kwin_rss=38471MB 22:15:57 kwin_rss=39938MB 22:20:57 kwin_rss=41397MB 22:25:57 kwin_rss=42857MB 22:30:57 kwin_rss=44321MB 22:35:57 kwin_rss=45781MB 22:40:57 kwin_rss=47244MB 22:45:57 kwin_rss=48252MB 22:50:57 kwin_rss=48195MB -- You are receiving this mail because: You are watching all bug changes.
