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linux:prepare:prepare [2018/12/05 08:29] niziak |
linux:prepare:prepare [2023/07/30 08:53] (current) niziak |
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| ===== Basic ===== | ===== Basic ===== | ||
| + | |||
| + | ==== default EDITOR ==== | ||
| + | <code bash> | ||
| + | sudo update-alternatives --list editor | ||
| + | sudo update-alternatives --config editor | ||
| + | </code> | ||
| ==== set umask ==== | ==== set umask ==== | ||
| Line 32: | Line 38: | ||
| ==== NTP: allow time corrections bigger than 1h ==== | ==== NTP: allow time corrections bigger than 1h ==== | ||
| - | - Edit /etc/default/ntp and add "-s" argument. | + | - Disable systemd time service: ''systemctl disable --now systemd-timesyncd'' |
| - | - Ordered List ItemInstall ntpdate and ntp | + | - Install ''ntpdate'' and ''ntp'' |
| - | - Ordered List ItemSwitch RTC to UTC time: | + | - Edit ''/etc/default/ntp'' and add ''-g'' argument. |
| + | - Switch RTC to UTC time: | ||
| <code bash> | <code bash> | ||
| timedatectl set-local-rtc 0 | timedatectl set-local-rtc 0 | ||
| - | ntpd -qg | + | ntpd -gxn |
| hwclock --systohc | hwclock --systohc | ||
| </code> | </code> | ||
| Line 80: | Line 87: | ||
| + | Remember to set [[sw:libreoffice#paper_format]] | ||
| ==== set cfq/deadline scheduler ==== | ==== set cfq/deadline scheduler ==== | ||
| Line 177: | Line 184: | ||
| </code> | </code> | ||
| - | ==== Logitech wireless mouse/trackball ==== | ||
| - | To handle old (not Unifying Receiver) Logitech product: | ||
| - | <code bash>sudo apt-get install lomoco</code> | ||
| - | <code bash>sudo lomoco -i</code> | ||
| - | <code> | ||
| - | 003.005: 046d:c508 Receiver for Cordless Optical TrackMan (C-BA4-MSE) Caps: CSR SMS | ||
| - | Receiver type: C508 | ||
| - | Mouse type: Cordless Optical TrackMan | ||
| - | Connect button on mouse pressed: no | ||
| - | Active RF Channel: 1 | ||
| - | Battery status: 7 (full) | ||
| - | Cordless security ID: 0x8e16 | ||
| - | Receiver talking: yes | ||
| - | Lock Request (CONNECT button pressed): no | ||
| - | Mouse Powerup (First time out of the box auto-locking): no | ||
| - | Receiver Unlocked (Mouse disconnected): no | ||
| - | Wait Lock (Searching for mouse): no | ||
| - | Device physical shape type: 0 | ||
| - | SmartScroll (SMS): reporting not supported | ||
| - | USB Mouse Polling Interval: 10ms | ||
| - | </code> | ||
| - | |||
| - | <code bash>sudo lomoco --pid=C508 -i | grep -w "Battery status:"</code> | ||
| - | |||
| - | For logitech devices there are additional packets: | ||
| - | [[https://wiki.archlinux.org/index.php/Logitech_Marble_Mouse]] | ||
| - | |||
| - | === Change trackball pointer speed === | ||
| - | Using CTM: | ||
| - | <code bash> | ||
| - | xinput set-prop "Logitech USB Receiver" "libinput Accel Speed" 1 | ||
| - | xinput set-prop "Logitech USB Receiver" "Coordinate Transformation Matrix" \ | ||
| - | 2.000000, 0.000000, 0.000000, \ | ||
| - | 0.000000, 2.000000, 0.000000, \ | ||
| - | 0.000000, 0.000000, 1.000000 | ||
| - | </code> | ||
| + | ==== mandb ==== | ||
| + | Disable mandb updates after apt: | ||
| + | <code bash>echo "set man-db/auto-update false" | debconf-communicate; dpkg-reconfigure man-db</code> | ||