linux-ext4 - Re: [RFC] [PATCH] Documentation/filesystems/ext4.txt

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Date:	Thu, 12 Oct 2006 16:18:44 +0200
From:	Valerie Clement <valerie.clement@...l.net>
To:	Dave Kleikamp <shaggy@...tin.ibm.com>
Cc:	Andrew Morton <akpm@...l.org>, suparna@...ibm.com,
	ext4 development <linux-ext4@...r.kernel.org>
Subject: Re: [RFC] [PATCH] Documentation/filesystems/ext4.txt

Dave Kleikamp wrote:

> +2.2 Candidate features for future inclusion
> +
> +There are several under discussion, whether they all make it in is
> +partly a function of how much time everyone has to work on them:
> +
> +* improved file allocation (multi-block alloc, delayed alloc; basically done)
> +* fix 32000 subdirectory limit (patch exists, needs some e2fsck work)
> +* nsec timestamps for mtime, atime, ctime, create time (patch exists,
> +  needs some e2fsck work)
> +* inode version field on disk (NFSv4, Lustre; prototype exists)
> +* reduced mke2fs/e2fsck time via uninitialized groups (prototype exists)
> +* journal checksumming for robustness, performance (prototype exists)
> +* persistent file preallocation (e.g for streaming media, databases)

Could you add "support of larger block group size" ?
Currently, a prototype exists, but we still have tests to do.

Thanks,
   Valérie
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