From: Thomas Gleixner <tglx@linutronix.de>
To: "Brian T." <btuch@usa.net>, linux-mtd@lists.infradead.org
Subject: Re: jffs2 compression question
Date: Thu, 17 Apr 2003 22:16:17 +0200 [thread overview]
Message-ID: <200304172216.17590.tglx@linutronix.de> (raw)
In-Reply-To: <002001c30514$f78e78a0$150a0ac0@jbmsoft.com>
On Thursday 17 April 2003 21:10, Brian T. wrote:
> Hi,
>
> I have jffs2 running on a 2.4.20 kernel custom Embedded box with 16MB ROM
> (Intel flash) and 32MB RAM. The file system is about 52% full, and has
> about 22MB of free RAM. When I copy 4 ~1.6MB programs over to the ROMFS I
> loose about 3MB of space with compression. The system however also uses
> another ~3MB RAM once the files are done being copied. My question is,
> when does (if ever) that 3MB RAM get freed up? If I delete the files I
> just copied, the RAM appears to be freed up. If I reboot the unit, the
> RAM gets reset back to the original 22MB RAM free.
Have you taken the +/- buffers/cache into account ?
--
Thomas
________________________________________________________________________
linutronix - competence in embedded & realtime linux
http://www.linutronix.de
mail: tglx@linutronix.de
prev parent reply other threads:[~2003-04-17 19:16 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-04-17 19:10 jffs2 compression question Brian T.
2003-04-17 19:23 ` Russ Dill
2003-04-17 20:16 ` Thomas Gleixner [this message]
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