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A comment on Don’t Be Afraid of RAID. Parent comment

Re:Don’t Be Afraid of RAID by bc4m on Sunday May 24, 2020 @07:06PM (#23295718)
What is the mdadm use-case that requires lvm? I've used mdadm happily for over a decade and never used lvm.
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Re:Don’t Be Afraid of RAID by nine_k on Monday May 25, 2020 @01:56AM (#23298337)
If you want snapshots on XFS, you want lvm, else (AFAICT) you can only make a snapshot while the XFS volume is offline.
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