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[linux-lvm] Insufficient suitable allocatable extents for logical volume



Why does this happen? I think it has something to do with the fact that I set the lv to striped.

TIA,
Ron

# lvm version
  LVM version:     2.02.54(1) (2009-10-26)
  Library version: 1.02.39 (2009-10-26)
  Driver version:  4.17.0

(Yes, I know it's old.  Blame Ubuntu)

# vgdisplay data_vg
  --- Volume group ---
  VG Name               data_vg
  System ID
  Format                lvm2
  Metadata Areas        12
  Metadata Sequence No  6
  VG Access             read/write
  VG Status             resizable
  MAX LV                0
  Cur LV                1
  Open LV               0
  Max PV                0
  Cur PV                12
  Act PV                12
  VG Size               5.46 TiB
  PE Size               8.00 MiB
  Total PE              715392
  Alloc PE / Size       476928 / 3.64 TiB
  Free  PE / Size       238464 / 1.82 TiB
  VG UUID               NPgp1H-6kkG-c4wL-KNyT-AVoh-Frlb-4nvfiT


# lvextend -v -l+100%FREE data_vg/data_lv
    Finding volume group data_vg
  Using stripesize of last segment 8.00 MiB
    Archiving volume group "data_vg" metadata (seqno 6).
  Extending logical volume data_lv to 5.46 TiB
Insufficient suitable allocatable extents for logical volume data_lv: 238464 more required


# lvextend -v -l+50%FREE data_vg/data_lv
    Finding volume group data_vg
  Using stripesize of last segment 8.00 MiB
    Archiving volume group "data_vg" metadata (seqno 6).
  Extending logical volume data_lv to 4.55 TiB
Insufficient suitable allocatable extents for logical volume data_lv: 119232 more required

# lvextend -v -l+10%FREE data_vg/data_lv
    Finding volume group data_vg
  Using stripesize of last segment 8.00 MiB
Rounding size (500774 extents) down to stripe boundary size for segment (500768 extents)
    Archiving volume group "data_vg" metadata (seqno 6).
  Extending logical volume data_lv to 3.82 TiB
Insufficient suitable allocatable extents for logical volume data_lv: 23840 more required

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