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fix(lvm): align offset to PE size to avoid LV allocation failure (#3603)

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Screamnox 2025-06-17 14:26:16 +02:00 committed by GitHub
parent 4d0a6ceb62
commit 973f4af1f5
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1 changed files with 10 additions and 1 deletions
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11
archinstall/lib/disk/filesystem.py
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@ -1,5 +1,6 @@
from __future__ import annotations
import math
import time
from pathlib import Path
@ -195,7 +196,15 @@ class FilesystemHandler:
desired_size = sum([vol.length for vol in vg.volumes], Size(0, Unit.B, SectorSize.default()))
delta = desired_size - avail_size
max_vol_offset = delta.convert(Unit.B)
delta_bytes = delta.convert(Unit.B)
# Round the offset up to the next physical extent (PE, 4 MiB by default)
# to ensure lvcreate`s internal rounding doesn`t consume space reserved
# for subsequent logical volumes.
pe_bytes = Size(4, Unit.MiB, SectorSize.default()).convert(Unit.B)
pe_count = math.ceil(delta_bytes.value / pe_bytes.value)
rounded_offset = pe_count * pe_bytes.value
max_vol_offset = Size(rounded_offset, Unit.B, SectorSize.default())
max_vol = max(vg.volumes, key=lambda x: x.length)