Encyclopedia
Partition alignment
Proper alignment of partitions in data storage device
Partition alignment is the proper alignment of partitions to the boundaries available in a data storage device.
Examples include the following:
- 4 KB sector alignment with hard disk drives supporting Advanced Format (AF)
- Track partition alignment, partitions starting on track boundaries on hard disk drives
- Cylinder partition alignment, partitions starting on logical or physical cylinder boundaries on hard disk drives
- SSD partition alignment, partitions starting on NVM boundaries (with typically 4 KB to 1 MB in LBAs size) on SSDs and other flash-based memory devices
- RAID stripe alignment, partition alignment based on stripe boundaries
Sources and credits
This article is adapted from the Wikipedia article “Partition alignment”, written by its contributors and licensed under CC BY-SA 4.0. Fathomly has changed the layout, removed citation markers, navigation and maintenance notices, and adjusted punctuation. This adapted version is shared under the same license. For references, see the original article.
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