From: "Eric Van Hensbergen" <ericvh@gmail.com>
To: "Al Boldi" <a1426z@gawab.com>
Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [RFC] VFS: FS CoW using redirection
Date: Sat, 8 Jul 2006 13:32:15 -0500 [thread overview]
Message-ID: <a4e6962a0607081132u4558473cgf89b8b25fcea317d@mail.gmail.com> (raw)
In-Reply-To: <200607082041.54489.a1426z@gawab.com>
On 7/8/06, Al Boldi <a1426z@gawab.com> wrote:
>
> Copy on Write is a neat way to quickly achieve a semi-clustered system, by
> mounting any shared FS read-only and redirecting writes to some perClient
> FS.
>
> Would this redirection be easy to implement into the VFS?
>
There are a variety of solutions that have been proposed or are
available to do this sort of thing. You may want to start by looking
at unionfs and mapfs. There are also folks looking at doing this from
the block layer (look at the dm-userspace + cowd as well as evms and
lvm snapshots).
-eric
next prev parent reply other threads:[~2006-07-08 18:32 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-07-08 17:41 [RFC] VFS: FS CoW using redirection Al Boldi
2006-07-08 18:32 ` Eric Van Hensbergen [this message]
2006-07-09 12:50 ` Al Boldi
2006-07-11 19:57 ` Al Boldi
2006-08-23 17:24 ` Jörn Engel
2006-08-23 18:05 ` Josef Sipek
2006-08-26 19:05 ` Al Boldi
2006-08-27 17:15 ` Jörn Engel
2006-08-28 2:10 ` Josef Sipek
2006-07-09 2:53 ` Shaya Potter
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