linux | find and count files per extension
# find /data/exchange -type f \( -iname “*.mov” -o -iname “*.mp4” \) -exec du -cm {} + | sort -n Advertisements
Category: linux
SAMBA Domain | Join a windows machine
Hints: The workstations DNS entry should point to your domain contollers builtin DNS-Server. This DNS-Server redirects to your companys main DNS-Server.
Linux | Too many open files
With systemd: /etc/systemd/system.conf DefaultLimitNOFILE=128000 You are a lucky admin who is NOT running systemd: /etc/security/limits.conf * soft nofile 128000 * hard nofile 128000 * hard noproc 128000 * soft noproc 128000 root soft nofile 128000 root hard nofile 128000 Check with # ulimit -n
Gentoo | Kernel update in a nutshell
Copy .config # make olddefconfig # make && make modules_install # make install # grub-mkconfig -o /boot/grub/grub.cfg
Postfix queue management
try qshape qshape deferred postqueue -p postcat -q ABCDEF012 postqueue -f postsuper -d ALL deferred
mount cifs // error 22 / invalid argument
mount.cifs does not accept your arguments? add vers=1.0 to your options
linux display brightness
echo 256 > /sys/class/backlight/[manufacturer]/brightness
