Speed up the shutdown time of your Ubuntu machine using Systemd.

Systemd, by default waits a long time for some services to shutdown when switching off the machine. This can be annoying when you get a message in the console that a stop job is running for a certain service, and it is waiting for it to shutdown. But this can be fixed. Edit the /etc/systemd/system.conf … Read more

Linux and UNIX commands that are very useful.

To view the contents of an ISO image, the isoinfo command for Linux will come in very useful indeed. Just type isoinfo -f -i myiso.iso to view the contents of the ISO image as shown in this example. C:\MEDIA\ELEMENTS\FILES\ISOS> isoinfo -f -i linuxmint-11-gnome-dvd-64bit.iso /BOOT /CASPER /EFI /ISOLINUX /MD5SUM.TXT;1 /PRESEED /_DISK /BOOT/GRUB /CASPER/FILESYSTEM.MANIFEST;1 /CASPER/FILESYSTEM.MANIFEST_DESKTOP;1 /CASPER/FILESYSTEM.SIZE;1 /CASPER/FILESYSTEM.SQUASHFS;1 … Read more

How to force a re-boot or shutdown if the traditional commands will not work.

If your machine has errors with the hard disk and your machine has booted with a read-only filesystem, these commands can force your machine to either shutdown or reboot. Forced re-boot. echo 1 > /proc/sys/kernel/sysrq echo b > /proc/sysrq-triggerecho 1 > /proc/sys/kernel/sysrq echo b > /proc/sysrq-trigger Forced shutdown. echo 1 > /proc/sys/kernel/sysrq echo o > … Read more

How to shutdown your Linux system properly with the command prompt.

The shutdown command for Linux and UNIX is used to shutdown your Linux system properly. This command will bring down the system immediately. shutdown -h nowshutdown -h now This will shut down the system in 60 minutes. shutdown -h +60shutdown -h +60 Use this command to reboot the computer immediately. shutdown -r nowshutdown -r now … Read more