We are all familiar with burning live usb stick to boot our Manjaro isos. That is useful when you are installing manjaro on a new machine. However, if you already have linux installed with grub, there is a better way to boot Manjaro iso files. I usually do this when I test new iso files for a new release or when I need to use a rescue system because one of my experiments rendered my installation unbootable.

Logical volume management which named lvm allows you to decrease or increase the size of the logical volume and also filesystem. I 'll try to explain how to decrease logical volume size and also Filesystem size on this KB.

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