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How to extend a logical volume and its filesystem online in Red Hat Enterprise Linux?

Updated 2014-02-28T05:47:22+00:00

Issue

  • What is the procedure to grow an existing filesystem based on Logical Volume?
  • How can I extend my logical volume and the filesystem in the command line?
  • What are the steps to perform an lvextend?
  • How do I grow an ext3/ext4 filesystem on lvm?
  • How do I increase my filesystem on fly, without unmounting the filesystem ?

Environment

  • Red Hat Enterprise Linux 5
  • Red Hat Enterprise Linux 6
  • Logical Volume Manager 2

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