@machine:$ awk '/Pss:/{ sum += $2 } END { print sum }' /proc/20141/smaps 34174 @machine:$ awk '/Rss:/{ sum += $2 } END { print sum }' /proc/20141/smaps 42516 @machine:$ python ps_mem.py -p 20141 Private + Shared = RAM used Program 33.0 MiB + 560.5 KiB = 33.6 MiB memory --------------------------------- 33.6 MiB ================================= @machine:$ perl Mem_usage 20141 7fa636d23000-7fa636d24000 r-xp 00000000 00:00 0 7ffffe4c2000-7ffffe4c4000 r-xp 00000000 00:00 0 [vdso] ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0 [vsyscall] Backed by file: Executable r-x 53972 Write/Exec (jump tables) rwx 0 RO data r-- 4844 Data rw- 11040 Unreadable --- 120708 Unknown 0 Anonymous: Writable code (stack) rwx 0 Data (malloc, mmap) rw- 48712 RO data r-- 12 Unreadable --- 265124 Unknown 16 @machine:$ smemstat -p 20141 PID Swap USS PSS RSS User Command 20141 0.0 B 33.0 M 33.4 M 41.5 M papetaja ./memory Total: 0.0 B 33.0 M 33.4 M 41.5 M @machine:$ memstat -wp 20141 313860k: PID 20141 (memory) 5320k( 5320k): /dev/nvidiactl 20141 264k( 264k): /dev/nvidia0 20141 4724k( 4664k): /media/papetaja/discovery/installs/Qt595/lib/libQt5Core.so.5.9.5 20141 392k( 380k): /media/papetaja/discovery/installs/Qt595/lib/libQt5DBus.so.5.9.5 20141 440k( 416k): /media/papetaja/discovery/installs/Qt595/lib/libQt5Network.so.5.9.5 20141 3676k( 3592k): /media/papetaja/discovery/installs/Qt595/lib/libQt5Gui.so.5.9.5 20141 92k( 84k): /media/papetaja/discovery/installs/Qt595/plugins/platforminputcontexts/libibusplatforminputcontextplugin.so 20141 984k( 944k): /media/papetaja/discovery/installs/Qt595/lib/libQt5XcbQpa.so.5.9.5 20141 16k( 8k): /media/papetaja/discovery/installs/Qt595/plugins/platforms/libqxcb.so 20141 72k( 60k): /media/papetaja/discovery/installs/Qt595/plugins/xcbglintegrations/libqxcb-egl-integration.so 20141 3072k( 2976k): /media/papetaja/discovery/installs/Qt595/lib/libQt5Qml.so.5.9.5 20141 3464k( 3308k): /media/papetaja/discovery/installs/Qt595/lib/libQt5Quick.so.5.9.5 20141 20k( 8k): /media/papetaja/discovery/installs/Qt595/qml/QtQuick.2/libqtquick2plugin.so 20141 16k( 8k): /media/papetaja/discovery/installs/Qt595/qml/QtQuick/Window.2/libwindowplugin.so 20141 16k( 8k): memory 20141 2152k( 100k): /lib/x86_64-linux-gnu/libz.so.1.2.8 20141 528k( 512k): /lib/x86_64-linux-gnu/libsystemd.so.0.14.0 20141 2944k( 860k): /lib/x86_64-linux-gnu/libgcrypt.so.20.0.5 20141 3108k( 1056k): /lib/x86_64-linux-gnu/libm-2.23.so 20141 2140k( 88k): /lib/x86_64-linux-gnu/libnsl-2.23.so 20141 160k( 152k): /lib/x86_64-linux-gnu/ld-2.23.so 20141 2148k( 96k): /lib/x86_64-linux-gnu/libpthread-2.23.so 20141 3864k( 1792k): /lib/x86_64-linux-gnu/libc-2.23.so 20141 2064k( 12k): /lib/x86_64-linux-gnu/libdl-2.23.so 20141 2084k( 32k): /lib/x86_64-linux-gnu/libnss_compat-2.23.so 20141 2096k( 44k): /lib/x86_64-linux-gnu/libnss_files-2.23.so 20141 2096k( 44k): /lib/x86_64-linux-gnu/libnss_nis-2.23.so 20141 2080k( 28k): /lib/x86_64-linux-gnu/librt-2.23.so 20141 2068k( 16k): /lib/x86_64-linux-gnu/libuuid.so.1.3.0 20141 2212k( 152k): /lib/x86_64-linux-gnu/libexpat.so.1.6.0 20141 2352k( 296k): /lib/x86_64-linux-gnu/libdbus-1.so.3.14.6 20141 2136k( 88k): /lib/x86_64-linux-gnu/libgcc_s.so.1 20141 3136k( 1084k): /lib/x86_64-linux-gnu/libglib-2.0.so.0.4800.2 20141 2128k( 72k): /lib/x86_64-linux-gnu/libgpg-error.so.0.17.0 20141 2184k( 132k): /lib/x86_64-linux-gnu/liblzma.so.5.0.0 20141 2496k( 440k): /lib/x86_64-linux-gnu/libpcre.so.3.13.2 20141 2196k( 144k): /lib/x86_64-linux-gnu/libpng12.so.0.54.0 20141 2176k( 124k): /lib/x86_64-linux-gnu/libselinux.so.1 20141 8k( 8k): /tmp/.glKE5Zxv 20141 3576k( 1480k): /usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.21 20141 2120k( 64k): /usr/lib/x86_64-linux-gnu/libdrm.so.2.4.0 20141 4132k( 0k): /usr/lib/locale/locale-archive 20141 2124k( 64k): /usr/lib/x86_64-linux-gnu/libwayland-server.so.0.1.0 20141 2108k( 48k): /usr/lib/x86_64-linux-gnu/libwayland-client.so.0.3.0 20141 2088k( 36k): /usr/lib/x86_64-linux-gnu/libXcursor.so.1.0.2 20141 2140k( 88k): /usr/lib/x86_64-linux-gnu/libICE.so.6.3.0 20141 2080k( 28k): /usr/lib/x86_64-linux-gnu/libSM.so.6.0.1 20141 2056k( 4k): /usr/lib/x86_64-linux-gnu/libX11-xcb.so.1.0.0 20141 3304k( 1236k): /usr/lib/x86_64-linux-gnu/libX11.so.6.3.0 20141 2064k( 8k): /usr/lib/x86_64-linux-gnu/libXau.so.6.0.0 20141 2072k( 20k): /usr/lib/x86_64-linux-gnu/libXdmcp.so.6.0.0 20141 2120k( 68k): /usr/lib/x86_64-linux-gnu/libXext.so.6.4.0 20141 2072k( 20k): /usr/lib/x86_64-linux-gnu/libXfixes.so.3.1.0 20141 2112k( 60k): /usr/lib/x86_64-linux-gnu/libXi.so.6.1.0 20141 2088k( 36k): /usr/lib/x86_64-linux-gnu/libXrender.so.1.3.0 20141 2080k( 28k): /usr/lib/x86_64-linux-gnu/libffi.so.6.0.4 20141 2316k( 244k): /usr/lib/x86_64-linux-gnu/libfontconfig.so.1.9.0 20141 2068k( 16k): /usr/lib/x86_64-linux-gnu/libxcb-icccm.so.4.0.0 20141 2068k( 16k): /usr/lib/x86_64-linux-gnu/libxcb-image.so.0.0.0 20141 2060k( 8k): /usr/lib/x86_64-linux-gnu/libxcb-keysyms.so.1.0.0 20141 2104k( 48k): /usr/lib/x86_64-linux-gnu/libxcb-randr.so.0.1.0 20141 2064k( 12k): /usr/lib/x86_64-linux-gnu/libxcb-render-util.so.0.0.0 20141 2088k( 32k): /usr/lib/x86_64-linux-gnu/libxcb-render.so.0.0.0 20141 2064k( 12k): /usr/lib/x86_64-linux-gnu/libxcb-shape.so.0.0.0 20141 2064k( 8k): /usr/lib/x86_64-linux-gnu/libxcb-shm.so.0.0.0 20141 2076k( 20k): /usr/lib/x86_64-linux-gnu/libxcb-sync.so.1.0.0 20141 2072k( 20k): /usr/lib/x86_64-linux-gnu/libxcb-util.so.1.0.0 20141 2080k( 24k): /usr/lib/x86_64-linux-gnu/libxcb-xfixes.so.0.0.0 20141 2184k( 132k): /usr/lib/x86_64-linux-gnu/libxcb.so.1.1.0 20141 2728k( 656k): /usr/lib/x86_64-linux-gnu/libfreetype.so.6.12.1 20141 2060k( 8k): /usr/lib/x86_64-linux-gnu/libxcb-xinerama.so.0.0.0 20141 28k( 28k): /usr/lib/x86_64-linux-gnu/gconv/gconv-modules.cache 20141 2592k( 496k): /usr/lib/nvidia-390/libnvidia-glsi.so.390.48 20141 2744k( 536k): /usr/lib/nvidia-390/libGLdispatch.so.0 20141 28860k( 23476k): /usr/lib/nvidia-390/libnvidia-eglcore.so.390.48 20141 2944k( 720k): /usr/lib/nvidia-390/libEGL_nvidia.so.390.48 20141 2080k( 28k): /usr/lib/nvidia-390/libnvidia-egl-wayland.so.1.0.2 20141 2128k( 68k): /usr/lib/nvidia-390/libGLESv2.so.2.1.0 20141 2072k( 20k): /usr/lib/nvidia-390/libEGL.so.390.48 20141 256k( 256k): /home/papetaja/.glvndt1gB1r 20141 4k( 4k): /home/papetaja/.cache/memory/qmlcache/2fa2a6c8c2df56a7932cf8b7368b907b95cf99c7.qmlc 20141 -------- 503124k ( 59588k) @machine:$ smem -mt -P memory Map PIDs AVGPSS PSS /dev/nvidia0 1 0 0 /usr/lib/x86_64-linux-gnu/gconv/gconv-mo 1 0 0 [vdso] 2 0 0 [vsyscall] 2 0 0 [vvar] 2 0 0 /home/papetaja/.cache/memory/qmlcache/2f 1 4 4 /home/papetaja/.glvndrIQcMF 1 4 4 /lib/x86_64-linux-gnu/libgcc_s.so.1 1 4 4 /lib/x86_64-linux-gnu/libgpg-error.so.0. 1 8 8 /lib/x86_64-linux-gnu/liblzma.so.5.0.0 1 8 8 /lib/x86_64-linux-gnu/libnsl-2.23.so 1 8 8 /lib/x86_64-linux-gnu/libnss_compat-2.23 1 8 8 /lib/x86_64-linux-gnu/libnss_files-2.23. 1 8 8 /lib/x86_64-linux-gnu/libnss_nis-2.23.so 1 8 8 /lib/x86_64-linux-gnu/libpcre.so.3.13.2 1 8 8 /lib/x86_64-linux-gnu/libpng12.so.0.54.0 1 8 8 /lib/x86_64-linux-gnu/librt-2.23.so 1 8 8 /lib/x86_64-linux-gnu/libselinux.so.1 1 8 8 /lib/x86_64-linux-gnu/libuuid.so.1.3.0 1 8 8 /tmp/.glQLLBZr 1 8 8 /usr/lib/x86_64-linux-gnu/libX11-xcb.so. 1 8 8 /usr/lib/x86_64-linux-gnu/libXau.so.6.0. 1 8 8 /usr/lib/x86_64-linux-gnu/libXcursor.so. 1 8 8 /usr/lib/x86_64-linux-gnu/libXdmcp.so.6. 1 8 8 /usr/lib/x86_64-linux-gnu/libXext.so.6.4 1 8 8 /usr/lib/x86_64-linux-gnu/libXfixes.so.3 1 8 8 /usr/lib/x86_64-linux-gnu/libXi.so.6.1.0 1 8 8 /usr/lib/x86_64-linux-gnu/libXrender.so. 1 8 8 /usr/lib/x86_64-linux-gnu/libffi.so.6.0. 1 8 8 /usr/lib/x86_64-linux-gnu/libxcb-render. 1 8 8 /usr/lib/x86_64-linux-gnu/libxcb-shm.so. 1 8 8 /lib/x86_64-linux-gnu/libutil-2.23.so 1 9 9 /usr/lib/x86_64-linux-gnu/libxcb.so.1.1. 1 11 11 /lib/x86_64-linux-gnu/libexpat.so.1.6.0 1 12 12 /usr/lib/x86_64-linux-gnu/libwayland-cli 1 12 12 /lib/x86_64-linux-gnu/libdbus-1.so.3.14. 1 13 13 /usr/lib/x86_64-linux-gnu/libxcb-util.so 1 13 13 /lib/x86_64-linux-gnu/libglib-2.0.so.0.4 1 14 14 /usr/lib/x86_64-linux-gnu/libSM.so.6.0.1 1 15 15 /lib/x86_64-linux-gnu/ld-2.23.so 2 8 16 /lib/x86_64-linux-gnu/libdl-2.23.so 2 8 16 /lib/x86_64-linux-gnu/libpthread-2.23.so 2 8 16 /lib/x86_64-linux-gnu/libsystemd.so.0.14 1 16 16 /lib/x86_64-linux-gnu/libz.so.1.2.8 2 8 16 /media/papetaja/discovery/installs/Qt595 1 16 16 /media/papetaja/discovery/installs/Qt595 1 16 16 /media/papetaja/discovery/installs/Qt595 1 16 16 /media/papetaja/enterprise/Issues 1 16 16 /usr/lib/x86_64-linux-gnu/libfontconfig. 1 16 16 /usr/lib/x86_64-linux-gnu/libxcb-keysyms 1 16 16 /usr/lib/x86_64-linux-gnu/libxcb-xineram 1 16 16 /usr/lib/locale/locale-archive 2 9 19 /usr/lib/x86_64-linux-gnu/libdrm.so.2.4. 1 20 20 /usr/lib/x86_64-linux-gnu/libxcb-render- 1 20 20 /usr/lib/x86_64-linux-gnu/libxcb-shape.s 1 20 20 /lib/x86_64-linux-gnu/libgcrypt.so.20.0. 1 24 24 /usr/lib/nvidia-390/libEGL.so.390.48 1 24 24 /usr/lib/x86_64-linux-gnu/libxcb-icccm.s 1 24 24 /usr/lib/x86_64-linux-gnu/libxcb-image.s 1 24 24 /lib/x86_64-linux-gnu/libm-2.23.so 2 13 26 /usr/lib/x86_64-linux-gnu/libxcb-sync.so 1 28 28 /usr/lib/x86_64-linux-gnu/libICE.so.6.3. 1 30 30 /usr/lib/x86_64-linux-gnu/libfreetype.so 1 30 30 /usr/lib/x86_64-linux-gnu/libxcb-xfixes. 1 32 32 /usr/lib/nvidia-390/libnvidia-egl-waylan 1 36 36 /usr/lib/x86_64-linux-gnu/libX11.so.6.3. 1 48 48 /usr/lib/x86_64-linux-gnu/libxcb-randr.s 1 56 56 [stack] 2 30 60 /lib/x86_64-linux-gnu/libc-2.23.so 2 32 64 /media/papetaja/discovery/installs/Qt595 1 68 68 /usr/lib/x86_64-linux-gnu/libstdc++.so.6 1 75 75 /usr/lib/x86_64-linux-gnu/libwayland-ser 1 76 76 /usr/lib/nvidia-390/libGLESv2.so.2.1.0 1 80 80 /media/papetaja/discovery/installs/Qt595 1 92 92 /media/papetaja/discovery/installs/Qt595 1 164 164 /media/papetaja/discovery/installs/Qt595 1 328 328 /usr/lib/nvidia-390/libnvidia-glsi.so.39 1 384 384 /usr/bin/python2.7 1 517 517 /usr/lib/nvidia-390/libGLdispatch.so.0 1 632 632 /usr/lib/nvidia-390/libEGL_nvidia.so.390 1 796 796 /media/papetaja/discovery/installs/Qt595 1 880 880 /media/papetaja/discovery/installs/Qt595 1 2304 2304 /media/papetaja/discovery/installs/Qt595 1 2408 2408 /media/papetaja/discovery/installs/Qt595 1 2500 2500 /media/papetaja/discovery/installs/Qt595 1 2700 2700 [heap] 2 1934 3868 /dev/nvidiactl 1 5512 5512 2 2890 5780 /usr/lib/nvidia-390/libnvidia-eglcore.so 1 10336 10336 ----------------------------------------------------------------- 89 102 35631 40572 @machine:$ smem -P memory PID User Command Swap USS PSS RSS 22123 papetaja ./memory 0 34116 34469 42620