[LU-10921] Re-striping of DoM file returns success but no effect/change

• Type: Bug
• Resolution: Fixed
• Priority: Minor
• Fix Version/s: Lustre 2.12.0
• Severity: 3
• Assignee: Mikhail Pershin
• Reporter: Rahul Deshmukh (Inactive)

Description

• Create dom file with stripe size of 1M
• Re-stripe the same file with another valid value stripe size.
  This command returns success but value is not updated.

# lfs setstripe -E 1M -L mdt /mnt/lustre/dom
# lfs setstripe -E 64K -L mdt /mnt/lustre/dom
# lfs getstripe /mnt/lustre/dom
/mnt/lustre/dom
 lcm_layout_gen: 1
 lcm_mirror_count: 1
 lcm_entry_count: 1
 lcme_id: 1
 lcme_mirror_id: 0
 lcme_flags: init
 lcme_extent.e_start: 0
 lcme_extent.e_end: 1048576
 lmm_stripe_count: 0
 lmm_stripe_size: 1048576
 lmm_pattern: mdt
 lmm_layout_gen: 0
 lmm_stripe_offset: 0