From: Eric Sandeen <sandeen@redhat.com>
To: "Theodore Ts'o" <tytso@mit.edu>
Cc: Ext4 Developers List <linux-ext4@vger.kernel.org>
Subject: Re: [PATCH] ext4: add max_dir_size_kb mount option
Date: Fri, 10 Aug 2012 14:38:10 -0500 [thread overview]
Message-ID: <50256322.9040409@redhat.com> (raw)
In-Reply-To: <1344626638-31548-1-git-send-email-tytso@mit.edu>
On 8/10/12 2:23 PM, Theodore Ts'o wrote:
>
> So it is useful, in cloud server/data center environments, to be able
> to set a filesystem-wide cap on the maximum size of a directory, to
> ensure that directories never get larger than a sane size. We do this
> via a new mount option, max_dir_size_kb. If there is an attempt to
> grow the directory larger than max_dir_size_kb, the system call will
> return ENOSPC instead.
Can the commit message also describe more about the problem: how bad
it is, the root cause, and why it's so hard to fix properly?
Please also update Documentation/filesystems/ext4.txt so people
know for sure what the use & intent of this new knob is.
I guess it's self explanatory in the name but docs are easy & good.
-Eric
next prev parent reply other threads:[~2012-08-10 19:38 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-10 19:23 [PATCH] ext4: add max_dir_size_kb mount option Theodore Ts'o
2012-08-10 19:38 ` Eric Sandeen [this message]
2012-08-10 19:59 ` Theodore Ts'o
2012-08-10 20:16 ` Eric Sandeen
2012-08-10 21:59 ` Theodore Ts'o
2012-08-10 20:11 ` Jeff Moyer
2012-08-10 21:58 ` Theodore Ts'o
2012-08-10 23:14 ` Andreas Dilger
2012-08-11 1:40 ` [PATCH -v2] " Theodore Ts'o
2012-08-11 3:22 ` Andreas Dilger
2012-08-11 19:26 ` Theodore Ts'o
2012-08-11 21:10 ` Andreas Dilger
2012-08-11 21:13 ` Ted Ts'o
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=50256322.9040409@redhat.com \
--to=sandeen@redhat.com \
--cc=linux-ext4@vger.kernel.org \
--cc=tytso@mit.edu \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.