HowTo: Resize ext3 partitions without data lose. Posted on January 9, 2007 by Danesh Howto forge released a good tutorial on resizing your ext3 partitions without loosing any data on it. It covers shrinking,enlarging and merging of ext3 partitions. If you don’t don’t use LVM then this tutorial would be good for you. Access the tutorial here. Howto forge homepage.