From: Bodo Eggert <7eggert@gmx.de>
To: Chris Friesen <cfriesen@nortel.com>
Cc: Bodo Eggert <7eggert@gmx.de>,
Geert Uytterhoeven <geert@linux-m68k.org>,
linux-kernel@vger.kernel.org, jeffschroeder@computer.org
Subject: Re: [PATCH] use tmpfs for rootfs v2
Date: Fri, 17 Oct 2008 00:45:22 +0200 (CEST) [thread overview]
Message-ID: <alpine.LSU.0.999.0810170025090.14480@be1.lrz> (raw)
In-Reply-To: <48F7A971.3040500@nortel.com>
On Thu, 16 Oct 2008, Chris Friesen wrote:
> Bodo Eggert wrote:
> > Having tmpfs as the root filesystem allows you to get rid of the now unused
> > ramfs and free some kernel memory. On my system, that's about 5198 bytes
> > compared to having a ramfs root.
>
> If you're not using swap, I assume the memory usage of tmpfs and ramfs would
> be identical?
I'd rather think having ACL, security labels etc. pp. will make tmpfs use
more memory per file or directory. If you have no use for tmpfs' features,
you should use ramfs. But if you do want to use tmpfs in your system,
my guess is you'll be most likely be better off using no ramfs.
--
Good programming is 99% sweat and 1% coffee.
next prev parent reply other threads:[~2008-10-16 22:34 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-16 12:03 [PATCH] use tmpfs for rootfs Bodo Eggert
2008-10-16 13:10 ` Geert Uytterhoeven
2008-10-16 17:35 ` Bodo Eggert
2008-10-16 17:39 ` [PATCH] use tmpfs for rootfs v2 Bodo Eggert
2008-10-16 20:52 ` Chris Friesen
2008-10-16 22:45 ` Bodo Eggert [this message]
2008-10-16 21:03 ` Jeff Schroeder
2008-10-16 22:53 ` Bodo Eggert
2008-10-17 11:16 ` [PATCH] use tmpfs for rootfs v3 Bodo Eggert
2008-10-19 18:12 ` Mike Frysinger
2008-10-20 18:13 ` Bodo Eggert
2008-10-22 19:03 ` Mike Frysinger
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