sudo health-check -p gnome-shell [sudo] password for cking: CPU usage (in terms of 1 CPU): PID Process USR% SYS% TOTAL% Duration 3271 gnome-shell 29.82 11.20 41.02 60.00 (high load) Page Faults: PID Process Minor/sec Major/sec Total/sec 3271 gnome-shell 4.60 0.00 4.60 Context Switches: PID Process Voluntary Involuntary Total Ctxt Sw/Sec Ctxt Sw/Sec Ctxt Sw/Sec 3271 gnome-shell 8282.89 16.93 8299.83 (high) 3294 gnome-shell 909.89 1.40 911.29 (quite high) 3305 gnome-shell 7.35 0.00 7.35 (low) 3300 gnome-shell 7.12 0.00 7.12 (low) 3299 gnome-shell 6.60 0.00 6.60 (low) 3303 gnome-shell 6.57 0.00 6.57 (low) 3279 gnome-shell 5.97 0.00 5.97 (low) 3304 gnome-shell 5.95 0.00 5.95 (low) 3301 gnome-shell 5.37 0.00 5.37 (low) 3298 gnome-shell 5.07 0.00 5.07 (low) 3302 gnome-shell 4.97 0.00 4.97 (low) 3277 gnome-shell 3.18 0.00 3.18 (low) 3280 gnome-shell 0.27 0.02 0.28 (very low) 3286 gnome-shell 0.18 0.03 0.22 (very low) 3288 gnome-shell 0.18 0.00 0.18 (very low) 3285 gnome-shell 0.18 0.00 0.18 (very low) 3287 gnome-shell 0.15 0.02 0.17 (very low) Total 9251.88 18.40 9270.28 File I/O operations: PID Process Count Op Filename 3271 gnome-shell 2 R /usr/share/icons/Yaru/cursors/bottom_side 3271 gnome-shell 1 C /usr/share/icons/Yaru/cursors/bottom_side 3271 gnome-shell 1 O /usr/share/icons/Yaru/cursors/bottom_side Total 4 Op: O=Open, R=Read, W=Write, C=Close File I/O Operations per second: PID Process Open Close Read Write 3271 gnome-shell 0.02 0.02 0.03 0.00 System calls traced: PID Process Syscall Count Rate/Sec Total μSecs % Call Time 3271 gnome-shell recvmsg 86510 1441.8150 2874761 0.4511 3271 gnome-shell ioctl 60197 1003.2706 2474118 0.3883 3271 gnome-shell poll 33430 557.1596 28079642 4.4066 3271 gnome-shell getpid 20354 339.2290 594754 0.0933 3271 gnome-shell writev 14482 241.3636 655887 0.1029 3271 gnome-shell futex 11787 196.4475 988686 0.1552 3271 gnome-shell write 9189 153.1481 344908 0.0541 3271 gnome-shell read 5981 99.6821 160471 0.0252 3271 gnome-shell mprotect 450 7.4999 11522 0.0018 3271 gnome-shell mmap 14 0.2333 843 0.0001 3271 gnome-shell getrusage 12 0.2000 357 0.0001 3271 gnome-shell recvfrom 9 0.1500 173 0.0000 3271 gnome-shell close 4 0.0667 451 0.0001 3271 gnome-shell openat 3 0.0500 185 0.0000 3271 gnome-shell timerfd_create 3 0.0500 158 0.0000 3271 gnome-shell timerfd_settime 3 0.0500 188 0.0000 3271 gnome-shell newfstatat 1 0.0167 38 0.0000 3271 gnome-shell lseek 1 0.0167 31 0.0000 3271 gnome-shell restart_syscall 1 0.0167 464 0.0001 3277 gnome-shell inotify_add_watch 60 1.0000 4858 0.0008 3277 gnome-shell poll 15 0.2500 55977520 8.7846 3277 gnome-shell restart_syscall 1 0.0167 2283302 0.3583 3279 gnome-shell poll 64 1.0667 32540487 5.1066 3279 gnome-shell write 45 0.7500 1795 0.0003 3279 gnome-shell recvmsg 26 0.4333 1159 0.0002 3279 gnome-shell read 18 0.3000 363 0.0001 3279 gnome-shell futex 7 0.1167 146 0.0000 3279 gnome-shell sendmsg 2 0.0333 124 0.0000 3279 gnome-shell restart_syscall 1 0.0167 11793048 1.8507 3280 gnome-shell restart_syscall 1 0.0167 0 0.0000 3285 gnome-shell futex 1 0.0167 0 0.0000 3286 gnome-shell futex 1 0.0167 0 0.0000 3287 gnome-shell futex 1 0.0167 0 0.0000 3288 gnome-shell futex 1 0.0167 0 0.0000 3294 gnome-shell futex 15144 252.3968 57821026 9.0739 3294 gnome-shell ioctl 9612 160.1980 310731 0.0488 3294 gnome-shell munmap 13 0.2167 895 0.0001 3298 gnome-shell futex 95 1.5833 57161056 8.9703 3298 gnome-shell getpid 10 0.1667 256 0.0000 3298 gnome-shell gettid 10 0.1667 245 0.0000 3298 gnome-shell sched_getaffinity 10 0.1667 231 0.0000 3299 gnome-shell futex 112 1.8666 54323144 8.5250 3299 gnome-shell getpid 18 0.3000 366 0.0001 3299 gnome-shell gettid 18 0.3000 515 0.0001 3299 gnome-shell sched_getaffinity 18 0.3000 371 0.0001 3300 gnome-shell futex 127 2.1166 54327428 8.5257 3300 gnome-shell getpid 17 0.2833 306 0.0000 3300 gnome-shell gettid 17 0.2833 333 0.0001 3300 gnome-shell sched_getaffinity 17 0.2833 292 0.0000 3301 gnome-shell futex 97 1.6166 54326990 8.5256 3301 gnome-shell getpid 13 0.2167 271 0.0000 3301 gnome-shell gettid 13 0.2167 263 0.0000 3301 gnome-shell sched_getaffinity 13 0.2167 286 0.0000 3302 gnome-shell futex 97 1.6166 57178091 8.9730 3302 gnome-shell getpid 8 0.1333 161 0.0000 3302 gnome-shell gettid 8 0.1333 181 0.0000 3302 gnome-shell sched_getaffinity 8 0.1333 139 0.0000 3303 gnome-shell futex 120 2.0000 54325148 8.5253 3303 gnome-shell getpid 15 0.2500 270 0.0000 3303 gnome-shell gettid 15 0.2500 306 0.0000 3303 gnome-shell sched_getaffinity 15 0.2500 282 0.0000 3304 gnome-shell futex 107 1.7833 54326438 8.5255 3304 gnome-shell getpid 16 0.2667 296 0.0000 3304 gnome-shell sched_getaffinity 16 0.2667 291 0.0000 3304 gnome-shell gettid 16 0.2667 315 0.0000 3305 gnome-shell futex 136 2.2666 54324278 8.5252 3305 gnome-shell getpid 16 0.2667 400 0.0001 3305 gnome-shell sched_getaffinity 16 0.2667 391 0.0001 3305 gnome-shell gettid 16 0.2667 363 0.0001 Total 268674 4477.8431 637222794 Top polling system calls: PID Process Syscall Rate/Sec Infinite Zero Minimum Maximum Average Timeouts Timeouts Timeout Timeout Timeout 3271 gnome-shell poll 557.1596 21027 5649 0.0 sec 200.0 msec 11.8 msec 3277 gnome-shell poll 0.2500 0 0 4.0 sec 4.0 sec 4.0 sec 3279 gnome-shell poll 1.0667 18 46 0.0 sec 0.0 sec 0.0 sec Total 558.4762 21045 5695 Distribution of poll timeout times: 10.0 100.0 1.0 10.0 100.0 1.0 10.0 100.0 up to to to to to to to to or more Zero 9.9 99.9 999.9 9.9 99.9 999.9 9.9 99.9 Infinite PID Process Syscall sec usec usec usec msec msec msec sec sec sec Wait 3271 gnome-shell poll 5649 - - - 2991 1835 1928 - - - 21027 3277 gnome-shell poll 0 - - - - - - 15 - - 0 3279 gnome-shell poll 46 - - - - - - - - - 18 Polling system call analysis: gnome-shell (3271), poll: 1202 immediate timed out calls with zero timeout (non-blocking peeks) 30 repeated timed out polled calls with non-zero timeouts (light polling) 18 repeated immediate timed out polled calls with zero timeouts (heavy polling peeks) gnome-shell (3279), poll: 20 immediate timed out calls with zero timeout (non-blocking peeks) 4 repeated immediate timed out polled calls with zero timeouts (heavy polling peeks) Filesystem Syncs: None. Inotify watches added: PID Process Rate/Sec File 3277 gnome-shell 0.250 /home/cking/.local/share/desktop-directories 3277 gnome-shell 0.250 /usr/local/share/desktop-directories 3277 gnome-shell 0.250 /usr/share/ubuntu-xorg/desktop-directories 3277 gnome-shell 0.250 /var/lib/snapd/desktop/desktop-directories Memory: Per Process Memory (K): PID Process Type Size RSS PSS 3271 gnome-shell Stack 132 112 112 3271 gnome-shell Heap 4009796 184276 184276 3271 gnome-shell Mapped 758348 118980 41758 Change in memory (K/second): PID Process Type Size RSS PSS 3271 gnome-shell Heap 0.00 0.27 0.27 (growing slowly) 3271 gnome-shell Mapped -0.07 0.00 0.00 (shrinking slowly) Heap Change via brk(): None. Memory Change via mmap() and munmap(): PID mmaps munmaps Change (K) Rate (K/Sec) 3271 gnome-shell 14 0 10416 173.60 (growing moderately fast) 3294 gnome-shell 0 13 -10292 -171.53 (shrinking moderately fast) Open Network Connections: PID Process Proto Send Receive Address 3271 gnome-shell UNIX 0.00 B 498.75 K @/tmp/.X11-unix/X0 3271 gnome-shell UNIX 0.00 B 214.43 K /run/dbus/system_bus_socket 3279 gnome-shell UNIX 0.00 B 3.08 K /run/snapd.socket 3279 gnome-shell UNIX 456.00 B 168.00 B /run/systemd/journal/stdout 3271 gnome-shell UNIX 0.00 B 0.00 B /run/systemd/journal/stdout 3271 gnome-shell UNIX 0.00 B 0.00 B /run/user/1000/bus 3271 gnome-shell UNIX 0.00 B 0.00 B @/tmp/.ICE-unix/3236 3271 gnome-shell NETLINK 0.00 B 0.00 B netlink:[43938] 3271 gnome-shell NETLINK 0.00 B 0.00 B netlink:[43937] 3271 gnome-shell UNIX 0.00 B 0.00 B /run/snapd.socket Total 456.00 B 716.42 K