Re: Increasing number of inodes after format?

From: Dave Kleikamp
Date: Wed Jun 09 2004 - 18:59:14 EST


On Tue, 2004-06-08 at 16:27, Timothy Miller wrote:
> I was involved in a discussion a while back where it was explained that
> ext2/3 allocate a certain maximum number of inodes at format time, and
> you cannot increase that number later.
>
> It was also mentioned that one or more of the journaling file systems
> (XFS, JFS, Reiser, etc.) either dynamically allocated inodes or could
> increase the maximum later if the pre-allocated set got used up.
>
> Could someone please repeat for me which filesystems have dynamic
> maximum inode counts?

JFS dynamically allocates inodes as needed. An inode extent (consisting
of 32 inodes) will also be freed if all of its inodes are freed.
--
David Kleikamp
IBM Linux Technology Center

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