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SubjectRe: [Ext2-devel] [RFC 0/13] extents and 48bit ext3
Stephen C. Tweedie wrote:
> Hi,
>
> On Fri, 2006-06-09 at 16:04 -0400, Jeff Garzik wrote:
>
>> Consider a blkdev of size S1. Using LVM we increase that value under
>> the hood to size S2, where S2 > S1. We perform an online resize from
>> size S1 to S2. The size and alignment of any new groups added will
>> different from the non-resize case, where mke2fs was run directly on a
>> blkdev of size S2.
>
> No, they won't. We simply grow the last block group in the filesystem
> up to the size where we'd naturally add another block group anyway; and
> then, we add another block group exactly where it would have been on a
> fresh mkfs.

Yes but the inodes per group etc. would differ.

Jeff



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