Linux: Unterschied zwischen den Versionen
Aus wiki
(→Lenovo Trackpoint Speed) |
|||
| (3 dazwischenliegende Versionen desselben Benutzers werden nicht angezeigt) | |||
| Zeile 4: | Zeile 4: | ||
http://ubuntuforums.org/showthread.php?t=1002167 | http://ubuntuforums.org/showthread.php?t=1002167 | ||
| + | === disable log === | ||
| + | Run Spaceset +o history or Spaceshopt -uo history to disable history. | ||
== System Management == | == System Management == | ||
=== Install Kernel Headers === | === Install Kernel Headers === | ||
| Zeile 9: | Zeile 11: | ||
=== Remove all Kernel except the actual === | === Remove all Kernel except the actual === | ||
sudo apt-get remove --purge $(dpkg -l 'linux-*' | sed '/^ii/!d;/'"$(uname -r | sed "s/\(.*\)-\([^0-9]\+\)/\1/")"'/d;s/^[^ ]* [^ ]* \([^ ]*\).*/\1/;/[0-9]/!d') | sudo apt-get remove --purge $(dpkg -l 'linux-*' | sed '/^ii/!d;/'"$(uname -r | sed "s/\(.*\)-\([^0-9]\+\)/\1/")"'/d;s/^[^ ]* [^ ]* \([^ ]*\).*/\1/;/[0-9]/!d') | ||
| + | |||
| + | === increase volume === | ||
| + | pactl -- set-sink-volume 0 150% | ||
=== Get active CPU scheduler === | === Get active CPU scheduler === | ||
| Zeile 14: | Zeile 19: | ||
== Lenovo Trackpoint Speed == | == Lenovo Trackpoint Speed == | ||
| − | create UDEV Rule | + | create UDEV Rule - perm 755 root/root |
SUBSYSTEM=="serio", DRIVERS=="psmouse", WAIT_FOR="/sys/devices/platform/i8042/serio1/serio2/sensitivity", ATTR{sensitivity}="220", ATTR{speed}="110" | SUBSYSTEM=="serio", DRIVERS=="psmouse", WAIT_FOR="/sys/devices/platform/i8042/serio1/serio2/sensitivity", ATTR{sensitivity}="220", ATTR{speed}="110" | ||
| + | execute command to immediate activate rules | ||
sudo udevadm control --reload-rules | sudo udevadm control --reload-rules | ||
sudo udevadm trigger | sudo udevadm trigger | ||
| Zeile 30: | Zeile 36: | ||
== for loop == | == for loop == | ||
for f in *.mp4; do ffmpeg -i $f -b:a 320K -vn $f.mp3; done | for f in *.mp4; do ffmpeg -i $f -b:a 320K -vn $f.mp3; done | ||
| + | |||
| + | == usefull links == | ||
| + | https://help.ubuntu.com/community/PowerManagement/ReducedPower | ||
| + | ubuntu: PowerManagement/ReducedPower | ||
Aktuelle Version vom 14. September 2015, 23:25 Uhr
Inhaltsverzeichnis
Security
Ubuntu Server Hardening
http://www.andrewault.net/2010/05/17/securing-an-ubuntu-server/ http://ubuntuforums.org/showthread.php?t=1002167
disable log
Run Spaceset +o history or Spaceshopt -uo history to disable history.
System Management
Install Kernel Headers
sudo apt-get install linux-headers-$(uname -r)
Remove all Kernel except the actual
sudo apt-get remove --purge $(dpkg -l 'linux-*' | sed '/^ii/!d;/'"$(uname -r | sed "s/\(.*\)-\([^0-9]\+\)/\1/")"'/d;s/^[^ ]* [^ ]* \([^ ]*\).*/\1/;/[0-9]/!d')
increase volume
pactl -- set-sink-volume 0 150%
Get active CPU scheduler
cat /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor
Lenovo Trackpoint Speed
create UDEV Rule - perm 755 root/root
SUBSYSTEM=="serio", DRIVERS=="psmouse", WAIT_FOR="/sys/devices/platform/i8042/serio1/serio2/sensitivity", ATTR{sensitivity}="220", ATTR{speed}="110"
execute command to immediate activate rules
sudo udevadm control --reload-rules sudo udevadm trigger
Want to kill every process accessing /data/sales on a Linux operating systems? Try:
fuser -k -15 -m /data/sales OR fuser -k -9 -m /data/sales
config file view
Remove comments & blank lines from a config file:
egrep -v "^#|^$" file
for loop
for f in *.mp4; do ffmpeg -i $f -b:a 320K -vn $f.mp3; done
usefull links
https://help.ubuntu.com/community/PowerManagement/ReducedPower ubuntu: PowerManagement/ReducedPower
