0

Recently my Ubuntu 16.04 is slowing down and often freezes while using Chrome, VLC player, Atom editor etc. I need to find out which program is consuming my memory. Since I am new to Linux, I don't know how to detect and take steps to reduce memory consumption.

prefix_108@prefix108-X510UQ:~$ ps -aux
USER       PID %CPU %MEM    VSZ   RSS TTY      STAT START   TIME COMMAND
root         1  0.1  0.0 185624  6152 ?        Ss   12:17   0:01 /sbin/init splash
root         2  0.0  0.0      0     0 ?        S    12:17   0:00 [kthreadd]
root         4  0.0  0.0      0     0 ?        S<   12:17   0:00 [kworker/0:0H]
root         6  0.0  0.0      0     0 ?        S<   12:17   0:00 [mm_percpu_wq]
root         7  0.0  0.0      0     0 ?        S    12:17   0:00 [ksoftirqd/0]
root         8  0.1  0.0      0     0 ?        S    12:17   0:01 [rcu_sched]
root         9  0.0  0.0      0     0 ?        S    12:17   0:00 [rcu_bh]
root        10  0.0  0.0      0     0 ?        S    12:17   0:00 [migration/0]
root        11  0.0  0.0      0     0 ?        S    12:17   0:00 [watchdog/0]
root        12  0.0  0.0      0     0 ?        S    12:17   0:00 [cpuhp/0]
root        13  0.0  0.0      0     0 ?        S    12:17   0:00 [cpuhp/1]
root        14  0.0  0.0      0     0 ?        S    12:17   0:00 [watchdog/1]
root        15  0.0  0.0      0     0 ?        S    12:17   0:00 [migration/1]
root        16  0.0  0.0      0     0 ?        S    12:17   0:00 [ksoftirqd/1]
root        18  0.0  0.0      0     0 ?        S<   12:17   0:00 [kworker/1:0H]
root        19  0.0  0.0      0     0 ?        S    12:17   0:00 [cpuhp/2]
root        20  0.0  0.0      0     0 ?        S    12:17   0:00 [watchdog/2]
root        21  0.0  0.0      0     0 ?        S    12:17   0:00 [migration/2]
root        22  0.0  0.0      0     0 ?        S    12:17   0:00 [ksoftirqd/2]
root        24  0.0  0.0      0     0 ?        S<   12:17   0:00 [kworker/2:0H]
root        25  0.0  0.0      0     0 ?        S    12:17   0:00 [cpuhp/3]
root        26  0.0  0.0      0     0 ?        S    12:17   0:00 [watchdog/3]
root        27  0.0  0.0      0     0 ?        S    12:17   0:00 [migration/3]
root        28  0.0  0.0      0     0 ?        S    12:17   0:00 [ksoftirqd/3]
root        29  0.0  0.0      0     0 ?        S    12:17   0:00 [kworker/3:0]
root        30  0.0  0.0      0     0 ?        S<   12:17   0:00 [kworker/3:0H]
root        31  0.0  0.0      0     0 ?        S    12:17   0:00 [kdevtmpfs]
root        32  0.0  0.0      0     0 ?        S<   12:17   0:00 [netns]
root        35  0.2  0.0      0     0 ?        S    12:17   0:02 [kworker/2:1]
root        36  0.0  0.0      0     0 ?        S    12:17   0:00 [khungtaskd]
root        37  0.0  0.0      0     0 ?        S    12:17   0:00 [oom_reaper]
root        38  0.0  0.0      0     0 ?        S<   12:17   0:00 [writeback]
root        39  0.0  0.0      0     0 ?        S    12:17   0:00 [kcompactd0]
root        40  0.0  0.0      0     0 ?        SN   12:17   0:00 [ksmd]
root        41  0.0  0.0      0     0 ?        SN   12:17   0:00 [khugepaged]
root        42  0.0  0.0      0     0 ?        S<   12:17   0:00 [crypto]
root        43  0.0  0.0      0     0 ?        S<   12:17   0:00 [kintegrityd]
root        44  0.0  0.0      0     0 ?        S<   12:17   0:00 [kblockd]
root        46  0.0  0.0      0     0 ?        S<   12:17   0:00 [ata_sff]
root        47  0.0  0.0      0     0 ?        S<   12:17   0:00 [md]
root        48  0.0  0.0      0     0 ?        S<   12:17   0:00 [edac-poller]
root        49  0.0  0.0      0     0 ?        S<   12:17   0:00 [devfreq_wq]
root        50  0.0  0.0      0     0 ?        S<   12:17   0:00 [watchdogd]
root        51  0.0  0.0      0     0 ?        S    12:17   0:00 [kworker/u8:1]
root        53  0.0  0.0      0     0 ?        S    12:17   0:00 [kauditd]
root        54  0.0  0.0      0     0 ?        S    12:17   0:00 [kswapd0]
root        55  0.0  0.0      0     0 ?        S    12:17   0:00 [ecryptfs-kthrea]
root        97  0.0  0.0      0     0 ?        S<   12:17   0:00 [kthrotld]
root        98  0.0  0.0      0     0 ?        S<   12:17   0:00 [acpi_thermal_pm]
root       104  0.0  0.0      0     0 ?        S<   12:17   0:00 [ipv6_addrconf]
root       129  0.0  0.0      0     0 ?        S<   12:17   0:00 [charger_manager]
root       175  0.0  0.0      0     0 ?        S    12:17   0:00 [scsi_eh_0]
root       176  0.0  0.0      0     0 ?        S<   12:17   0:00 [scsi_tmf_0]
root       177  0.0  0.0      0     0 ?        S    12:17   0:00 [scsi_eh_1]
root       178  0.0  0.0      0     0 ?        S<   12:17   0:00 [scsi_tmf_1]
root       180  0.0  0.0      0     0 ?        S<   12:17   0:00 [nvkm-disp]
root       181  0.1  0.0      0     0 ?        S    12:17   0:01 [i915/signal:0]
root       182  0.0  0.0      0     0 ?        S    12:17   0:00 [i915/signal:1]
root       183  0.0  0.0      0     0 ?        S    12:17   0:00 [i915/signal:2]
root       184  0.0  0.0      0     0 ?        S    12:17   0:00 [i915/signal:4]
root       185  0.1  0.0      0     0 ?        S    12:17   0:00 [kworker/u8:3]
root       187  0.0  0.0      0     0 ?        S<   12:17   0:00 [kworker/3:1H]
root       188  0.0  0.0      0     0 ?        S<   12:17   0:00 [kworker/1:1H]
root       190  0.0  0.0      0     0 ?        S<   12:17   0:00 [kworker/0:1H]
root       191  0.0  0.0      0     0 ?        S<   12:17   0:00 [kworker/2:1H]
root       192  0.0  0.0      0     0 ?        S<   12:17   0:00 [ttm_swap]
root       214  0.0  0.0      0     0 ?        S    12:17   0:00 [jbd2/sda9-8]
root       215  0.0  0.0      0     0 ?        S<   12:17   0:00 [ext4-rsv-conver]
root       245  0.0  0.0  35404  5092 ?        Ss   12:17   0:00 /lib/systemd/systemd-journald
root       260  0.5  0.0  46768  5592 ?        Ss   12:17   0:05 /lib/systemd/systemd-udevd
root       261  0.0  0.0      0     0 ?        S    12:17   0:00 [kworker/1:2]
root       271  0.1  0.0      0     0 ?        S    12:17   0:01 [kworker/3:3]
root       298  0.0  0.0      0     0 ?        S    12:17   0:00 [kworker/u8:4]
root       376  0.0  0.0      0     0 ?        S<   12:17   0:00 [asus_wireless_w]
root       377  0.0  0.0      0     0 ?        S<   12:17   0:00 [loop0]
root       383  0.0  0.0      0     0 ?        S<   12:17   0:00 [loop1]
root       384  0.0  0.0      0     0 ?        S<   12:17   0:00 [loop2]
root       416  0.0  0.0      0     0 ?        S    12:17   0:00 [irq/128-mei_me]
root       421  0.0  0.0      0     0 ?        S    12:17   0:00 [irq/109-ELAN130]
root       440  0.0  0.0      0     0 ?        S<   12:17   0:00 [cfg80211]
root       484  0.8  0.0      0     0 ?        S    12:17   0:08 [irq/129-iwlwifi]
root       485  0.0  0.0      0     0 ?        S<   12:17   0:00 [kworker/u9:0]
systemd+   491  0.0  0.0 102384  2580 ?        Ssl  12:17   0:00 /lib/systemd/systemd-timesyncd
root       499  0.0  0.0      0     0 ?        S<   12:17   0:00 [kworker/u9:1]
root       509  0.0  0.0      0     0 ?        S<   12:17   0:00 [led_workqueue]
root       628  0.0  0.0      0     0 ?        S    12:17   0:00 [spi32766]
root       979  0.0  0.0   4396  1316 ?        Ss   12:17   0:00 /usr/sbin/acpid
root       981  0.0  0.0  28660  3200 ?        Ss   12:17   0:00 /lib/systemd/systemd-logind
root       985  0.0  0.1 298816  8612 ?        Ssl  12:17   0:00 /usr/lib/accountsservice/accounts-daemon
avahi     1041  0.0  0.0  44920  3240 ?        Ss   12:17   0:00 avahi-daemon: running [prefix108-X510UQ.local]
root      1046  0.0  0.1 173808  9104 ?        Ssl  12:17   0:00 /usr/sbin/thermald --no-daemon --dbus-enable
root      1084  0.0  0.0  36404  3312 ?        Ss   12:17   0:00 /usr/sbin/cron -f
message+  1085  0.1  0.0  44464  5472 ?        Ss   12:17   0:01 /usr/bin/dbus-daemon --system --address=systemd: --nofork --nopidfile --systemd-a
root      1110  0.0  0.0  32092  4208 ?        Ss   12:17   0:00 /usr/lib/bluetooth/bluetoothd
root      1114  0.0  0.0 236260  2864 ?        Ssl  12:17   0:00 /usr/bin/lxcfs /var/lib/lxcfs/
root      1118  0.0  0.2 389904 18204 ?        Ssl  12:17   0:00 /usr/sbin/NetworkManager --no-daemon
syslog    1122  0.0  0.0 256392  3440 ?        Ssl  12:17   0:00 /usr/sbin/rsyslogd -n
root      1127  0.0  0.3 308600 27196 ?        Ssl  12:17   0:00 /usr/lib/snapd/snapd
root      1212  0.0  0.0  19600   264 ?        Ss   12:17   0:00 /usr/sbin/irqbalance --pid=/var/run/irqbalance.pid
avahi     1247  0.0  0.0  44788   336 ?        S    12:17   0:00 avahi-daemon: chroot helper
root      1274  0.0  0.1 292200  8092 ?        SLsl 12:17   0:00 /usr/sbin/lightdm
root      1339  9.7  1.5 460972 123992 tty7    Ssl+ 12:17   1:29 /usr/lib/xorg/Xorg -core :0 -seat seat0 -auth /var/run/lightdm/root/:0 -nolisten 
colord    1377  0.0  0.1 320980 12896 ?        Ssl  12:17   0:00 /usr/lib/colord/colord
root      1409  0.0  0.1 304832 11048 ?        Ssl  12:17   0:00 /usr/lib/policykit-1/polkitd --no-debug
root      1528  0.0  0.0  44032  7080 ?        Ss   12:17   0:00 /sbin/wpa_supplicant -u -s -O /run/wpa_supplicant
whoopsie  1555  0.0  0.1 378512 12800 ?        Ssl  12:17   0:00 /usr/bin/whoopsie -f
root      1582  0.0  0.0  23328  1760 tty1     Ss+  12:17   0:00 /sbin/agetty --noclear tty1 linux
lxc-dns+  1714  0.0  0.0  60260   408 ?        S    12:17   0:00 dnsmasq -u lxc-dnsmasq --strict-order --bind-interfaces --pid-file=/run/lxc/dnsma
root      1763  0.0  0.4 370128 32652 ?        Ss   12:17   0:00 php-fpm: master process (/etc/php/7.0/fpm/php-fpm.conf)
www-data  1765  0.0  0.1 370128  8168 ?        S    12:17   0:00 php-fpm: pool www
www-data  1766  0.0  0.1 370128  8168 ?        S    12:17   0:00 php-fpm: pool www
root      1875  0.0  0.0  28568  3720 ?        S    12:17   0:00 /bin/bash /usr/bin/mysqld_safe
mysql     2042  0.1  0.7 626784 62512 ?        Sl   12:17   0:01 /usr/sbin/mysqld --basedir=/usr --datadir=/var/lib/mysql --plugin-dir=/usr/lib/my
root      2043  0.0  0.0  33484  1424 ?        S    12:17   0:00 logger -t mysqld -p daemon error
root      2053  0.0  0.4 402128 34520 ?        Ss   12:17   0:00 /usr/sbin/apache2 -k start
root      2312  0.0  0.0 232384  6260 ?        Sl   12:18   0:00 lightdm --session-child 12 19
rtkit     2372  0.0  0.0 183548  2916 ?        SNsl 12:18   0:00 /usr/lib/rtkit/rtkit-daemon
root      2392  0.0  0.0      0     0 ?        S<   12:18   0:00 [krfcommd]
prefix_+  2468  0.0  0.0  45388  5260 ?        Ss   12:18   0:00 /lib/systemd/systemd --user
prefix_+  2469  0.0  0.0 147708  2344 ?        S    12:18   0:00 (sd-pam)
prefix_+  2502  0.0  0.1 213456  8052 ?        SLl  12:18   0:00 /usr/bin/gnome-keyring-daemon --daemonize --login
root      2505  0.0  0.0  16124  3664 ?        S    12:18   0:00 /sbin/dhclient -d -q -sf /usr/lib/NetworkManager/nm-dhcp-helper -pf /var/run/dhcl
prefix_+  2507  0.0  0.0  53876  4984 ?        Ss   12:18   0:00 /sbin/upstart --user
nobody    2526  0.0  0.0  60260  4240 ?        S    12:18   0:00 /usr/sbin/dnsmasq --no-resolv --keep-in-foreground --no-hosts --bind-interfaces -
prefix_+  2710  0.0  0.0  40256   280 ?        S    12:18   0:00 upstart-udev-bridge --daemon --user
prefix_+  2711  0.4  0.0  44176  4724 ?        Ss   12:18   0:03 dbus-daemon --fork --session --address=unix:abstract=/tmp/dbus-tS2fCdU54A
prefix_+  2723  0.0  0.1  93752  8936 ?        Ss   12:18   0:00 /usr/lib/x86_64-linux-gnu/hud/window-stack-bridge
prefix_+  2743  0.4  0.1 439996  9176 ?        Ssl  12:18   0:04 /usr/bin/ibus-daemon --daemonize --xim --address unix:tmpdir=/tmp/ibus
prefix_+  2761  0.0  0.0 281912  6616 ?        Sl   12:18   0:00 /usr/lib/gvfs/gvfsd
prefix_+  2766  0.0  0.0 419968  7044 ?        Sl   12:18   0:00 /usr/lib/gvfs/gvfsd-fuse /run/user/1000/gvfs -f -o big_writes
prefix_+  2775  0.0  0.1 284968  8244 ?        Sl   12:18   0:00 /usr/lib/ibus/ibus-dconf
prefix_+  2779  0.0  0.0  40188   300 ?        S    12:18   0:00 upstart-dbus-bridge --daemon --system --user --bus-name system
prefix_+  2781  0.1  0.0  40260  1752 ?        S    12:18   0:01 upstart-dbus-bridge --daemon --session --user --bus-name session
prefix_+  2785  0.0  0.0  48680   388 ?        S    12:18   0:00 upstart-file-bridge --daemon --user
prefix_+  2788  0.1  0.4 493508 32840 ?        Sl   12:18   0:01 /usr/lib/ibus/ibus-ui-gtk3
prefix_+  2792  0.0  0.3 443548 24176 ?        Sl   12:18   0:00 /usr/lib/ibus/ibus-x11 --kill-daemon
prefix_+  2801  0.0  0.1 353876  8104 ?        Sl   12:18   0:00 /usr/lib/at-spi2-core/at-spi-bus-launcher
prefix_+  2806  0.0  0.0  43028  4080 ?        S    12:18   0:00 /usr/bin/dbus-daemon --config-file=/etc/at-spi2/accessibility.conf --nofork --pri
prefix_+  2808  0.0  0.0 206868  4972 ?        Sl   12:18   0:00 /usr/lib/at-spi2-core/at-spi2-registryd --use-gnome-session
prefix_+  2819  0.2  0.4 543376 33664 ?        Ssl  12:18   0:02 /usr/lib/x86_64-linux-gnu/bamf/bamfdaemon
prefix_+  2824  0.0  0.0 173928   712 ?        Ss   12:18   0:00 gpg-agent --homedir /home/prefix_108/.gnupg --use-standard-socket --daemon
prefix_+  2834  0.6  0.6 742728 50972 ?        Ssl  12:18   0:05 /usr/lib/x86_64-linux-gnu/hud/hud-service
prefix_+  2836  0.0  0.4 944428 35960 ?        Ssl  12:18   0:00 /usr/lib/unity-settings-daemon/unity-settings-daemon
prefix_+  2850  0.0  0.1 573328 15652 ?        Ssl  12:18   0:00 /usr/lib/gnome-session/gnome-session-binary --session=ubuntu
root      2856  0.0  0.1 355096 10612 ?        Ssl  12:18   0:00 /usr/lib/upower/upowerd
prefix_+  2896  0.7  0.5 662624 45404 ?        Ssl  12:18   0:06 /usr/lib/x86_64-linux-gnu/unity/unity-panel-service
prefix_+  2900  0.1  0.0 209084  7884 ?        Sl   12:18   0:01 /usr/lib/ibus/ibus-engine-simple
prefix_+  2929  0.0  0.0 178924  4904 ?        Sl   12:18   0:00 /usr/lib/dconf/dconf-service
prefix_+  2941  0.0  0.0  22368  1116 ?        S    12:18   0:00 syndaemon -i 1.0 -t -K -R
prefix_+  2946  1.8  0.1 442624 12436 ?        S<l  12:18   0:16 /usr/bin/pulseaudio --start --log-target=syslog
prefix_+  2970  0.0  0.1 377576  9524 ?        Ssl  12:18   0:00 /usr/lib/x86_64-linux-gnu/indicator-messages/indicator-messages-service
prefix_+  2971  0.0  0.0 356640  8024 ?        Ssl  12:18   0:00 /usr/lib/x86_64-linux-gnu/indicator-bluetooth/indicator-bluetooth-service
prefix_+  2972  0.0  0.1 368856 11896 ?        Ssl  12:18   0:00 /usr/lib/x86_64-linux-gnu/indicator-power/indicator-power-service
prefix_+  2975  0.0  0.2 1247148 17192 ?       Ssl  12:18   0:00 /usr/lib/x86_64-linux-gnu/indicator-datetime/indicator-datetime-service
prefix_+  2976  0.0  0.3 729680 26840 ?        Ssl  12:18   0:00 /usr/lib/x86_64-linux-gnu/indicator-keyboard/indicator-keyboard-service --use-gtk
prefix_+  2978  0.1  0.1 683724 13352 ?        Ssl  12:18   0:01 /usr/lib/x86_64-linux-gnu/indicator-sound/indicator-sound-service
prefix_+  2979  0.0  0.3 562764 25936 ?        Ssl  12:18   0:00 /usr/lib/x86_64-linux-gnu/indicator-printers/indicator-printers-service
prefix_+  2988  0.0  0.1 840388  8564 ?        Ssl  12:18   0:00 /usr/lib/x86_64-linux-gnu/indicator-session/indicator-session-service
prefix_+  3030  0.1  0.1 407540 13180 ?        Ssl  12:18   0:01 /usr/lib/x86_64-linux-gnu/indicator-application/indicator-application-service
prefix_+  3055  0.0  0.2 642408 23784 ?        Sl   12:18   0:00 /usr/lib/evolution/evolution-source-registry
prefix_+  3079  0.0  0.2 444760 22404 ?        Sl   12:18   0:00 /usr/lib/policykit-1-gnome/polkit-gnome-authentication-agent-1
prefix_+  3083  2.4  1.0 1494080 84232 ?       Sl   12:18   0:21 nautilus -n
prefix_+  3084  0.0  0.4 605140 35768 ?        Sl   12:18   0:00 nm-applet
prefix_+  3085  0.1  0.9 753444 77676 ?        SLl  12:18   0:01 /usr/bin/gnome-software --gapplication-service
prefix_+  3104  0.2  0.3 526484 25628 ?        Sl   12:18   0:02 /usr/bin/indicator-netspeed
prefix_+  3105  0.0  0.5 564816 41552 ?        Sl   12:18   0:00 /usr/bin/python3 /usr/bin/indicator-stickynotes
prefix_+  3106  0.0  0.2 590096 23392 ?        Sl   12:18   0:00 /usr/lib/unity-settings-daemon/unity-fallback-mount-helper
prefix_+  3117  0.4  0.6 893700 56216 ?        Sl   12:18   0:03 /usr/bin/python3 /usr/bin/safeeyes
prefix_+  3122  0.5  1.6 3543708 132600 ?      SLl  12:18   0:04 /usr/share/skypeforlinux/skypeforlinux --executed-from=/home/prefix_108 --pid=311
prefix_+  3127 18.6  1.7 2714904 144372 ?      Ssl  12:18   2:40 compiz
prefix_+  3130  0.0  0.3 101428060 31560 ?     Sl   12:18   0:00 /usr/lib/gnome-online-accounts/goa-daemon
prefix_+  3138  0.0  0.1 377516  9900 ?        Sl   12:18   0:00 /usr/lib/gvfs/gvfs-udisks2-volume-monitor
root      3158  0.0  0.1 382548 10172 ?        Ssl  12:18   0:00 /usr/lib/udisks2/udisksd --no-debug
prefix_+  3184  0.0  0.0 279116  6080 ?        Sl   12:18   0:00 /usr/lib/gvfs/gvfs-gphoto2-volume-monitor
prefix_+  3192  0.0  0.0 266920  4512 ?        Sl   12:18   0:00 /usr/lib/gvfs/gvfs-mtp-volume-monitor
prefix_+  3199  0.0  0.7 881440 60556 ?        Sl   12:18   0:00 /usr/lib/evolution/evolution-calendar-factory
prefix_+  3214  0.0  0.1 411000  9052 ?        Sl   12:18   0:00 /usr/lib/gvfs/gvfs-afc-volume-monitor
prefix_+  3220  0.0  0.0 264928  5532 ?        Sl   12:18   0:00 /usr/lib/gvfs/gvfs-goa-volume-monitor
prefix_+  3250  0.0  0.6 895684 51084 ?        Sl   12:18   0:00 /usr/lib/evolution/evolution-calendar-factory-subprocess --factory contacts --bus
prefix_+  3254  0.0  0.1 296348  8768 ?        Sl   12:18   0:00 /usr/lib/gnome-online-accounts/goa-identity-service
prefix_+  3263  0.0  0.1 392032 12468 ?        Sl   12:18   0:00 /usr/lib/telepathy/mission-control-5
prefix_+  3271  0.0  0.2 704756 19680 ?        Sl   12:18   0:00 /usr/lib/evolution/evolution-addressbook-factory
prefix_+  3273  0.0  0.6 880064 50528 ?        Sl   12:18   0:00 /usr/lib/evolution/evolution-calendar-factory-subprocess --factory local --bus-na
prefix_+  3298  0.0  0.2 780228 19040 ?        Sl   12:18   0:00 /usr/lib/evolution/evolution-addressbook-factory-subprocess --factory local --bus
prefix_+  3321  0.0  0.1 371308  8992 ?        Sl   12:18   0:00 /usr/lib/gvfs/gvfsd-trash --spawner :1.4 /org/gtk/gvfs/exec_spaw/0
prefix_+  3335  0.0  0.5 383864 41148 ?        S    12:18   0:00 /usr/share/skypeforlinux/skypeforlinux --type=zygote --no-sandbox
prefix_+  3369  0.0  0.0  68696  5304 ?        S    12:19   0:00 /usr/lib/x86_64-linux-gnu/gconf/gconfd-2
prefix_+  3419  0.0  1.0 816140 86516 ?        Sl   12:19   0:00 /usr/share/skypeforlinux/skypeforlinux --type=gpu-process --no-sandbox --supports
prefix_+  3467  0.9  2.9 3536624 241376 ?      Sl   12:19   0:07 /usr/share/skypeforlinux/skypeforlinux --type=renderer --ms-disable-indexeddb-tra
prefix_+  4411  0.1  0.2 593696 17476 ?        Sl   12:19   0:01 zeitgeist-datahub
prefix_+  4418  0.0  0.0   4504   808 ?        S    12:19   0:00 /bin/sh -c /usr/lib/x86_64-linux-gnu/zeitgeist/zeitgeist-maybe-vacuum; /usr/bin/z
prefix_+  4422  0.0  0.1 423716  9532 ?        Sl   12:19   0:00 /usr/bin/zeitgeist-daemon
prefix_+  4564  0.0  0.8 372780 67252 ?        Sl   12:19   0:00 /usr/lib/x86_64-linux-gnu/zeitgeist-fts
prefix_+  5284  0.0  0.4 502508 32776 ?        Sl   12:19   0:00 /usr/lib/x86_64-linux-gnu/notify-osd
prefix_+  5434  0.0  0.3 537136 27460 ?        Sl   12:19   0:00 update-notifier
prefix_+  5671  0.0  0.1 371560  8708 ?        Sl   12:20   0:00 /usr/lib/gvfs/gvfsd-network --spawner :1.4 /org/gtk/gvfs/exec_spaw/1
root      5710  0.0  0.0  19940  2572 ?        Ss   12:20   0:00 /sbin/mount.ntfs /dev/sda6 /media/prefix_108/Programming -o rw,nodev,nosuid,uid=1
prefix_+  5739  0.0  0.0 193336  4424 ?        Sl   12:20   0:00 /usr/lib/gvfs/gvfsd-metadata
prefix_+  5744  0.0  0.1 448768  8784 ?        Sl   12:20   0:00 /usr/lib/x86_64-linux-gnu/deja-dup/deja-dup-monitor
prefix_+  5774  0.0  0.0 369108  6852 ?        Sl   12:20   0:00 /usr/lib/gvfs/gvfsd-dnssd --spawner :1.4 /org/gtk/gvfs/exec_spaw/11
root      6097  0.0  0.0      0     0 ?        S    12:22   0:00 [kworker/2:0]
root      6098  0.0  0.0      0     0 ?        S    12:22   0:00 [kworker/0:0]
prefix_+  6117  0.0  0.2 720132 17592 ?        Sl   12:22   0:00 /usr/lib/x86_64-linux-gnu/unity-scope-home/unity-scope-home
prefix_+  6149  0.0  0.2 584852 23916 ?        Sl   12:22   0:00 /usr/bin/unity-scope-loader applications/applications.scope applications/scopes.s
prefix_+  6151  0.0  0.1 523536 14040 ?        Sl   12:22   0:00 /usr/lib/x86_64-linux-gnu/unity-lens-files/unity-files-daemon
prefix_+  6153  0.0  0.1 345360 15044 ?        Sl   12:22   0:00 /usr/lib/x86_64-linux-gnu/unity-lens-music/unity-music-daemon
www-data  6588  0.0  0.1 402160  9808 ?        S    12:23   0:00 /usr/sbin/apache2 -k start
www-data  6589  0.0  0.1 402160  9808 ?        S    12:23   0:00 /usr/sbin/apache2 -k start
www-data  6590  0.0  0.1 402160  9808 ?        S    12:23   0:00 /usr/sbin/apache2 -k start
www-data  6591  0.0  0.1 402160  9808 ?        S    12:23   0:00 /usr/sbin/apache2 -k start
www-data  6592  0.0  0.1 402160  9808 ?        S    12:23   0:00 /usr/sbin/apache2 -k start
root      6642  0.0  0.0 100860  7724 ?        Ss   12:23   0:00 /usr/sbin/cupsd -l
root      6644  0.0  0.1 274956  9612 ?        Ssl  12:23   0:00 /usr/sbin/cups-browsed
lp        6669  0.0  0.0  81248  5728 ?        S    12:23   0:00 /usr/lib/cups/notifier/dbus dbus://
lp        6672  0.0  0.0  81248  5584 ?        S    12:23   0:00 /usr/lib/cups/notifier/dbus dbus://
lp        6673  0.0  0.0  81248  5752 ?        S    12:23   0:00 /usr/lib/cups/notifier/dbus dbus://
lp        6674  0.0  0.0  81248  5592 ?        S    12:23   0:00 /usr/lib/cups/notifier/dbus dbus://
lp        6675  0.0  0.0  81248  5556 ?        S    12:23   0:00 /usr/lib/cups/notifier/dbus dbus://
lp        6676  0.0  0.0  81248  5672 ?        S    12:23   0:00 /usr/lib/cups/notifier/dbus dbus://
lp        6677  0.0  0.0  81248  5684 ?        S    12:23   0:00 /usr/lib/cups/notifier/dbus dbus://
lp        6678  0.0  0.0  81248  5740 ?        S    12:23   0:00 /usr/lib/cups/notifier/dbus dbus://
lp        6679  0.0  0.0  81248  5604 ?        S    12:23   0:00 /usr/lib/cups/notifier/dbus dbus://
lp        6680  0.0  0.0  81248  5632 ?        S    12:23   0:00 /usr/lib/cups/notifier/dbus dbus://
root      6939  0.0  0.0      0     0 ?        S    12:26   0:00 [kworker/3:2]
prefix_+  6966  7.9  2.0 1024096 168212 ?      SLl  12:26   0:32 /opt/google/chrome/chrome
prefix_+  6973  0.0  0.0  14836   668 ?        S    12:26   0:00 cat
prefix_+  6974  0.0  0.0  14836   820 ?        S    12:26   0:00 cat
prefix_+  6977  0.0  0.6 431280 56076 ?        S    12:26   0:00 /opt/google/chrome/chrome --type=zygote --enable-crash-reporter=e794b0a6-cf68-4f3
prefix_+  6978  0.0  0.0  23772  4000 ?        S    12:26   0:00 /opt/google/chrome/nacl_helper
prefix_+  6981  0.0  0.1 431280 13692 ?        S    12:26   0:00 /opt/google/chrome/chrome --type=zygote --enable-crash-reporter=e794b0a6-cf68-4f3
prefix_+  7040  4.8  1.5 568160 121528 ?       Sl   12:26   0:19 /opt/google/chrome/chrome --type=gpu-process --field-trial-handle=357899629384001
prefix_+  7045  0.0  0.1 459536 14140 ?        S    12:26   0:00 /opt/google/chrome/chrome --type=-broker
root      7186  0.0  0.0  20064  2648 ?        Ss   12:26   0:00 /sbin/mount.ntfs /dev/sda3 /media/prefix_108/Docs -o rw,nodev,nosuid,uid=1000,gid
root      7197  0.0  0.0      0     0 ?        S    12:26   0:00 [kworker/u8:0]
prefix_+  7242 19.3  2.3 1229352 190844 ?      Sl   12:27   1:04 /opt/google/chrome/chrome --type=renderer --field-trial-handle=357899629384001314
prefix_+  7273 30.0  1.9 2090444 153224 ?      Sl   12:27   1:37 /usr/bin/vlc --started-from-file /home/prefix_108/Videos/O Fly On - Coldplay.mp4
root      7304  0.0  0.0      0     0 ?        S    12:27   0:00 [kworker/1:0]
root      7312  0.0  0.0      0     0 ?        S    12:27   0:00 [kworker/0:2]
root      7546  0.0  0.0      0     0 ?        S    12:31   0:00 [kworker/2:2]
prefix_+  7620  4.0  0.4 652368 39448 ?        Sl   12:32   0:01 /usr/lib/gnome-terminal/gnome-terminal-server
prefix_+  7627  0.1  0.0  30056  5504 pts/4    Ss   12:32   0:00 bash
root      7647  0.0  0.0      0     0 ?        S    12:32   0:00 [kworker/1:1]
prefix_+  7660  0.0  0.0  44760  3444 pts/4    R+   12:33   0:00 ps -aux
enter code here
valiano
  • 1,985

1 Answers1

1

If you use htop you can then select to order the processes by Memory consumption and see which processes are problematics. Just type

htop

in your command line and then click on CPU%.

Pixel
  • 26