On Tuesday 22 January 2008, sftf wrote:
> CM>
> http://oss.oracle.com/projects/btrfs/dist/documentation/btrfs-volumes.html
>
> Allocation Record is similar to LVM's physical extent (PE)

Allocation record is a somewhat generic term.  But, devices will have trees 
recording which space is used, and in that sense it is similar to a PE

> Storage Chunk is similar to LVM's logical extent (LE)

Yes.

> Storage Chunk1+Storage Chunk2+Storage Chunk3+... is similar to LVM's volume
> group (VG)
>
> And filesystem use aggregation of Storage Chunks directly to store metadata
> and data on them.

Yes.

-chris

_______________________________________________
Btrfs-devel mailing list
[email protected]
http://oss.oracle.com/mailman/listinfo/btrfs-devel

Reply via email to