== sanity-pcc test 21b: PCC-RO stroing as a plain HSM mirror component for FLR layouts ========================================================== 03:39:49 (1713339589)
50+0 records in
50+0 records out
52428800 bytes (52 MB) copied, 0.0537016 s, 976 MB/s
mke2fs 1.46.2.wc5 (26-Mar-2022)
Suggestion: Use Linux kernel >= 3.18 for improved stability of the metadata and journal checksum features.
Discarding device blocks:  1024/51200           done                            
Creating filesystem with 51200 1k blocks and 12824 inodes
Filesystem UUID: 02ac16c4-1a0f-4040-b71b-9e4f48f54f29
Superblock backups stored on blocks: 
	8193, 24577, 40961

Allocating group tables: 0/7   done                            
Writing inode tables: 0/7   done                            
Creating journal (4096 blocks): done
Writing superblocks and filesystem accounting information: 0/7   done

/tmp/f21b.sanity-pcc: Linux rev 1.0 ext4 filesystem data, UUID=02ac16c4-1a0f-4040-b71b-9e4f48f54f29 (extents) (64bit) (large files) (huge files)
FLR layout before PCC-RO attach '/mnt/lustre/f21b.sanity-pcc':
/mnt/lustre/f21b.sanity-pcc
composite_header:
  lcm_magic:         0x0BD60BD0
  lcm_size:          288
  lcm_flags:         ro
  lcm_layout_gen:    2
  lcm_mirror_count:  2
  lcm_entry_count:   2
components:
  - lcme_id:             65537
    lcme_mirror_id:      1
    lcme_flags:          init
    lcme_extent.e_start: 0
    lcme_extent.e_end:   EOF
    lcme_offset:         128
    lcme_size:           80
    sub_layout:
      lmm_magic:         0x0BD10BD0
      lmm_seq:           0x200000402
      lmm_object_id:     0x3
      lmm_fid:           [0x200000402:0x3:0x0]
      lmm_stripe_count:  2
      lmm_stripe_size:   4194304
      lmm_pattern:       raid0
      lmm_layout_gen:    0
      lmm_stripe_offset: 0
      lmm_objects:
      -   0: { l_ost_idx:   0, l_fid: [0x280000401:0x2:0x0] }
      -   1: { l_ost_idx:   1, l_fid: [0x2c0000401:0x3:0x0] }

  - lcme_id:             131074
    lcme_mirror_id:      2
    lcme_flags:          init
    lcme_extent.e_start: 0
    lcme_extent.e_end:   EOF
    lcme_offset:         208
    lcme_size:           80
    sub_layout:
      lmm_magic:         0x0BD10BD0
      lmm_seq:           0x200000402
      lmm_object_id:     0x3
      lmm_fid:           [0x200000402:0x3:0x0]
      lmm_stripe_count:  2
      lmm_stripe_size:   1048576
      lmm_pattern:       raid0
      lmm_layout_gen:    0
      lmm_stripe_offset: 1
      lmm_objects:
      -   0: { l_ost_idx:   1, l_fid: [0x2c0000401:0x4:0x0] }
      -   1: { l_ost_idx:   0, l_fid: [0x280000401:0x3:0x0] }


FLR layout after PCC-RO attach '/mnt/lustre/f21b.sanity-pcc':
/mnt/lustre/f21b.sanity-pcc
composite_header:
  lcm_magic:         0x0BD60BD0
  lcm_size:          408
  lcm_flags:         ro,pccro
  lcm_layout_gen:    3
  lcm_mirror_count:  3
  lcm_entry_count:   3
components:
  - lcme_id:             65537
    lcme_mirror_id:      1
    lcme_flags:          init
    lcme_extent.e_start: 0
    lcme_extent.e_end:   EOF
    lcme_offset:         176
    lcme_size:           80
    sub_layout:
      lmm_magic:         0x0BD10BD0
      lmm_seq:           0x200000402
      lmm_object_id:     0x3
      lmm_fid:           [0x200000402:0x3:0x0]
      lmm_stripe_count:  2
      lmm_stripe_size:   4194304
      lmm_pattern:       raid0
      lmm_layout_gen:    0
      lmm_stripe_offset: 0
      lmm_objects:
      -   0: { l_ost_idx:   0, l_fid: [0x280000401:0x2:0x0] }
      -   1: { l_ost_idx:   1, l_fid: [0x2c0000401:0x3:0x0] }

  - lcme_id:             131074
    lcme_mirror_id:      2
    lcme_flags:          init
    lcme_extent.e_start: 0
    lcme_extent.e_end:   EOF
    lcme_offset:         256
    lcme_size:           80
    sub_layout:
      lmm_magic:         0x0BD10BD0
      lmm_seq:           0x200000402
      lmm_object_id:     0x3
      lmm_fid:           [0x200000402:0x3:0x0]
      lmm_stripe_count:  2
      lmm_stripe_size:   1048576
      lmm_pattern:       raid0
      lmm_layout_gen:    0
      lmm_stripe_offset: 1
      lmm_objects:
      -   0: { l_ost_idx:   1, l_fid: [0x2c0000401:0x4:0x0] }
      -   1: { l_ost_idx:   0, l_fid: [0x280000401:0x3:0x0] }

  - lcme_id:             196611
    lcme_mirror_id:      3
    lcme_flags:          init
    lcme_extent.e_start: 0
    lcme_extent.e_end:   EOF
    lcme_offset:         336
    lcme_size:           72
    sub_layout:
      lhm_magic:         0x0BD70BD0
      lhm_pattern:       hsm
      lhm_length:        56
      lhm_type:          0x00000003 (pccro)
      lhm_flags:         exists,archived,pccro,0x109
      lhm_archive_id:    0
      lhm_archive_ver:   0
      lhm_archive_uuid:  ''

FLR layout info after PCC-RO detach '/mnt/lustre/f21b.sanity-pcc':
/mnt/lustre/f21b.sanity-pcc
composite_header:
  lcm_magic:         0x0BD60BD0
  lcm_size:          408
  lcm_flags:         ro,pccro
  lcm_layout_gen:    3
  lcm_mirror_count:  3
  lcm_entry_count:   3
components:
  - lcme_id:             65537
    lcme_mirror_id:      1
    lcme_flags:          init
    lcme_extent.e_start: 0
    lcme_extent.e_end:   EOF
    lcme_offset:         176
    lcme_size:           80
    sub_layout:
      lmm_magic:         0x0BD10BD0
      lmm_seq:           0x200000402
      lmm_object_id:     0x3
      lmm_fid:           [0x200000402:0x3:0x0]
      lmm_stripe_count:  2
      lmm_stripe_size:   4194304
      lmm_pattern:       raid0
      lmm_layout_gen:    0
      lmm_stripe_offset: 0
      lmm_objects:
      -   0: { l_ost_idx:   0, l_fid: [0x280000401:0x2:0x0] }
      -   1: { l_ost_idx:   1, l_fid: [0x2c0000401:0x3:0x0] }

  - lcme_id:             131074
    lcme_mirror_id:      2
    lcme_flags:          init
    lcme_extent.e_start: 0
    lcme_extent.e_end:   EOF
    lcme_offset:         256
    lcme_size:           80
    sub_layout:
      lmm_magic:         0x0BD10BD0
      lmm_seq:           0x200000402
      lmm_object_id:     0x3
      lmm_fid:           [0x200000402:0x3:0x0]
      lmm_stripe_count:  2
      lmm_stripe_size:   1048576
      lmm_pattern:       raid0
      lmm_layout_gen:    0
      lmm_stripe_offset: 1
      lmm_objects:
      -   0: { l_ost_idx:   1, l_fid: [0x2c0000401:0x4:0x0] }
      -   1: { l_ost_idx:   0, l_fid: [0x280000401:0x3:0x0] }

  - lcme_id:             196611
    lcme_mirror_id:      3
    lcme_flags:          init
    lcme_extent.e_start: 0
    lcme_extent.e_end:   EOF
    lcme_offset:         336
    lcme_size:           72
    sub_layout:
      lhm_magic:         0x0BD70BD0
      lhm_pattern:       hsm
      lhm_length:        56
      lhm_type:          0x00000003 (pccro)
      lhm_flags:         exists,archived,pccro,0x109
      lhm_archive_id:    0
      lhm_archive_ver:   0
      lhm_archive_uuid:  ''

FLR layout after PCC-RO attach '/mnt/lustre/f21b.sanity-pcc' again:
/mnt/lustre/f21b.sanity-pcc
composite_header:
  lcm_magic:         0x0BD60BD0
  lcm_size:          408
  lcm_flags:         ro,pccro
  lcm_layout_gen:    3
  lcm_mirror_count:  3
  lcm_entry_count:   3
components:
  - lcme_id:             65537
    lcme_mirror_id:      1
    lcme_flags:          init
    lcme_extent.e_start: 0
    lcme_extent.e_end:   EOF
    lcme_offset:         176
    lcme_size:           80
    sub_layout:
      lmm_magic:         0x0BD10BD0
      lmm_seq:           0x200000402
      lmm_object_id:     0x3
      lmm_fid:           [0x200000402:0x3:0x0]
      lmm_stripe_count:  2
      lmm_stripe_size:   4194304
      lmm_pattern:       raid0
      lmm_layout_gen:    0
      lmm_stripe_offset: 0
      lmm_objects:
      -   0: { l_ost_idx:   0, l_fid: [0x280000401:0x2:0x0] }
      -   1: { l_ost_idx:   1, l_fid: [0x2c0000401:0x3:0x0] }

  - lcme_id:             131074
    lcme_mirror_id:      2
    lcme_flags:          init
    lcme_extent.e_start: 0
    lcme_extent.e_end:   EOF
    lcme_offset:         256
    lcme_size:           80
    sub_layout:
      lmm_magic:         0x0BD10BD0
      lmm_seq:           0x200000402
      lmm_object_id:     0x3
      lmm_fid:           [0x200000402:0x3:0x0]
      lmm_stripe_count:  2
      lmm_stripe_size:   1048576
      lmm_pattern:       raid0
      lmm_layout_gen:    0
      lmm_stripe_offset: 1
      lmm_objects:
      -   0: { l_ost_idx:   1, l_fid: [0x2c0000401:0x4:0x0] }
      -   1: { l_ost_idx:   0, l_fid: [0x280000401:0x3:0x0] }

  - lcme_id:             196611
    lcme_mirror_id:      3
    lcme_flags:          init
    lcme_extent.e_start: 0
    lcme_extent.e_end:   EOF
    lcme_offset:         336
    lcme_size:           72
    sub_layout:
      lhm_magic:         0x0BD70BD0
      lhm_pattern:       hsm
      lhm_length:        56
      lhm_type:          0x00000003 (pccro)
      lhm_flags:         exists,archived,pccro,0x109
      lhm_archive_id:    0
      lhm_archive_ver:   0
      lhm_archive_uuid:  ''

FLR layout info after PCC-RO detach '/mnt/lustre/f21b.sanity-pcc':
/mnt/lustre/f21b.sanity-pcc
composite_header:
  lcm_magic:         0x0BD60BD0
  lcm_size:          408
  lcm_flags:         ro,pccro
  lcm_layout_gen:    3
  lcm_mirror_count:  3
  lcm_entry_count:   3
components:
  - lcme_id:             65537
    lcme_mirror_id:      1
    lcme_flags:          init
    lcme_extent.e_start: 0
    lcme_extent.e_end:   EOF
    lcme_offset:         176
    lcme_size:           80
    sub_layout:
      lmm_magic:         0x0BD10BD0
      lmm_seq:           0x200000402
      lmm_object_id:     0x3
      lmm_fid:           [0x200000402:0x3:0x0]
      lmm_stripe_count:  2
      lmm_stripe_size:   4194304
      lmm_pattern:       raid0
      lmm_layout_gen:    0
      lmm_stripe_offset: 0
      lmm_objects:
      -   0: { l_ost_idx:   0, l_fid: [0x280000401:0x2:0x0] }
      -   1: { l_ost_idx:   1, l_fid: [0x2c0000401:0x3:0x0] }

  - lcme_id:             131074
    lcme_mirror_id:      2
    lcme_flags:          init
    lcme_extent.e_start: 0
    lcme_extent.e_end:   EOF
    lcme_offset:         256
    lcme_size:           80
    sub_layout:
      lmm_magic:         0x0BD10BD0
      lmm_seq:           0x200000402
      lmm_object_id:     0x3
      lmm_fid:           [0x200000402:0x3:0x0]
      lmm_stripe_count:  2
      lmm_stripe_size:   1048576
      lmm_pattern:       raid0
      lmm_layout_gen:    0
      lmm_stripe_offset: 1
      lmm_objects:
      -   0: { l_ost_idx:   1, l_fid: [0x2c0000401:0x4:0x0] }
      -   1: { l_ost_idx:   0, l_fid: [0x280000401:0x3:0x0] }

  - lcme_id:             196611
    lcme_mirror_id:      3
    lcme_flags:          init
    lcme_extent.e_start: 0
    lcme_extent.e_end:   EOF
    lcme_offset:         336
    lcme_size:           72
    sub_layout:
      lhm_magic:         0x0BD70BD0
      lhm_pattern:       hsm
      lhm_length:        56
      lhm_type:          0x00000003 (pccro)
      lhm_flags:         exists,archived,pccro,0x109
      lhm_archive_id:    0
      lhm_archive_ver:   0
      lhm_archive_uuid:  ''