I thank you a lot for your answer
AFTER :journalctl -b 0 the following lines repeated a lot of times!!!
-- Logs begin at Δευ 2019-12-16 17:31:07 EET, end at Δευ 2019-12-16 19:27:48 EET. --
Δεκ 16 17:31:07 f-Lenovo-G50-30 systemd-journald[246]: Runtime journal (/run/log/journal/) is 8.0M, m
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: microcode: microcode updated early to revision 0x838, date =
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: Linux version 4.15.0-72-generic (buildd@lcy01-amd64-023) (gcc
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: Command line: BOOT_IMAGE=/boot/vmlinuz-4.15.0-72-generic root
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: KERNEL supported cpus:
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: Intel GenuineIntel
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: AMD AuthenticAMD
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: Centaur CentaurHauls
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: x86/fpu: x87 FPU will use FXSAVE
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: e820: BIOS-provided physical RAM map:
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: BIOS-e820: [mem 0x0000000000000000-0x000000000006efff] usable
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: BIOS-e820: [mem 0x000000000006f000-0x000000000006ffff] ACPI N
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: BIOS-e820: [mem 0x0000000000070000-0x0000000000085fff] usable
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: BIOS-e820: [mem 0x0000000000086000-0x000000000009ffff] reserv
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: BIOS-e820: [mem 0x0000000000100000-0x000000001fffffff] usable
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: BIOS-e820: [mem 0x0000000020000000-0x00000000200fffff] reserv
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: BIOS-e820: [mem 0x0000000020100000-0x0000000078235fff] usable
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: BIOS-e820: [mem 0x0000000078236000-0x00000000784b4fff] reserv
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: BIOS-e820: [mem 0x00000000784b5000-0x0000000078544fff] type 2
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: BIOS-e820: [mem 0x0000000078545000-0x0000000078b44fff] reserv
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: BIOS-e820: [mem 0x0000000078b45000-0x0000000078c44fff] ACPI N
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: BIOS-e820: [mem 0x0000000078c45000-0x0000000078c84fff] ACPI d
lines 1-23
AFTER: gsettings get org.gnome.desktop.interface icon-theme
'ubuntu-mono-dark'
AFTER : dpkg -l | grep icon
ii adwaita-icon-theme 3.18.0+p16.04+git20170914.0754 all dummy package to replace default icon theme of GNOME
ii hicolor-icon-theme 0.15-0ubuntu1.1 all default fallback theme for FreeDesktop.org icon themes
ii humanity-icon-theme 0.6.10.1 all Humanity Icon theme
ii libtext-iconv-perl 1.7-5build4 amd64 converts between character sets in Perl
ii notify-osd-icons 0.8+15.10.20151016.2-0ubuntu1 all Notify-OSD icons
ii suru-icon-theme 14.04+16.04.20180326-0ubuntu1 all Ubuntu Suru Icon theme
ii ubuntu-mobile-icons 14.04+16.04.20180326-0ubuntu1 all Ubuntu Mobile Icon theme
f@f-Lenovo-G50-30:~$
That's all thank you again
I thank you a lot for your answer
AFTER :journalctl -b 0 the following lines repeated a lot of times!!!
-- Logs begin at Δευ 2019-12-16 17:31:07 EET, end at Δευ 2019-12-16
19:27:48 EET. --
Δεκ 16 17:31:07 f-Lenovo-G50-30 systemd- journald[ 246]: Runtime journal
(/run/log/journal/) is 8.0M, m
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: microcode: microcode updated
early to revision 0x838, date =
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: Linux version 4.15.0-72-generic lcy01-amd64- 023) (gcc
(buildd@
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: Command line: /boot/vmlinuz- 4.15.0- 72-generic root
BOOT_IMAGE=
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: KERNEL supported cpus:
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: Intel GenuineIntel
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: AMD AuthenticAMD
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: Centaur CentaurHauls
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: x86/fpu: x87 FPU will use FXSAVE
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: e820: BIOS-provided physical RAM
map:
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: BIOS-e820: [mem 000-0x000000000 006efff] usable
0x0000000000000
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: BIOS-e820: [mem 000-0x000000000 006ffff] ACPI N
0x000000000006f
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: BIOS-e820: [mem 000-0x000000000 0085fff] usable
0x0000000000070
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: BIOS-e820: [mem 000-0x000000000 009ffff] reserv
0x0000000000086
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: BIOS-e820: [mem 000-0x000000001 fffffff] usable
0x0000000000100
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: BIOS-e820: [mem 000-0x000000002 00fffff] reserv
0x0000000020000
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: BIOS-e820: [mem 000-0x000000007 8235fff] usable
0x0000000020100
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: BIOS-e820: [mem 000-0x000000007 84b4fff] reserv
0x0000000078236
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: BIOS-e820: [mem 000-0x000000007 8544fff] type 2
0x00000000784b5
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: BIOS-e820: [mem 000-0x000000007 8b44fff] reserv
0x0000000078545
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: BIOS-e820: [mem 000-0x000000007 8c44fff] ACPI N
0x0000000078b45
Δεκ 16 17:31:07 f-Lenovo-G50-30 kernel: BIOS-e820: [mem 000-0x000000007 8c84fff] ACPI d
0x0000000078c45
lines 1-23
AFTER: gsettings get org.gnome. desktop. interface icon-theme
'ubuntu-mono-dark'
AFTER : dpkg -l | grep icon
ii adwaita-icon-theme 3.18.0+ p16.04+ git20170914. 0754 all dummy package
to replace default icon theme of GNOME
ii hicolor-icon-theme 0.15-0ubuntu1.1 all default fallback theme for
FreeDesktop.org icon themes
ii humanity-icon-theme 0.6.10.1 all Humanity Icon theme
ii libtext-iconv-perl 1.7-5build4 amd64 converts between character sets
in Perl
ii notify-osd-icons 0.8+15. 10.20151016. 2-0ubuntu1 all Notify-OSD icons
ii suru-icon-theme 14.04+16. 04.20180326- 0ubuntu1 all Ubuntu Suru Icon theme
ii ubuntu-mobile-icons 14.04+16. 04.20180326- 0ubuntu1 all Ubuntu Mobile
Icon theme
f@f-Lenovo- G50-30: ~$
That's all thank you again