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From: Pavel Machek <pavel@ucw.cz>
To: Steve Longerbeam <stevel@mvista.com>
Cc: LKML <linux-kernel@vger.kernel.org>
Subject: Re: new special filesystem for consideration in 2.6/2.7
Date: Fri, 5 Mar 2004 23:09:51 +0100	[thread overview]
Message-ID: <20040305220950.GA5352@openzaurus.ucw.cz> (raw)
In-Reply-To: <40462AA1.7010807@mvista.com>

Hi!

> (PRAMFS). It was originally developed for three major consumer
> electronics companies for use in their smart cell phones
> and other consumer devices.
> 
> An intro to PRAMFS along with a technical specification
> is at the SourceForge project web page at
> http://pramfs.sourceforge.net/. A patch for 2.6.3 has
> been released at the SF project site.

Well, I'd certainly love to see some usable linux cell phones. 
(Well, one such beast in my pocket would probably be enough :-)
(Is there a way to make linux cell phone without second
cpu just for GSM stack?)

Comments about pramfs: RAM is not really random access,
you'll find that doing byte-sized random reads is way slower
than linear read,
but you are right that it is very different from disk.

How do you handle powerfail in the middle of write?
Do you run fsck or do you have some kind of logging?


-- 
64 bytes from 195.113.31.123: icmp_seq=28 ttl=51 time=448769.1 ms         


  parent reply	other threads:[~2004-03-06 12:43 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-03-03 18:57 Steve Longerbeam
2004-03-05 18:09 ` Steve Longerbeam
2004-03-05 18:42   ` Dave Jones
2004-03-05 18:59     ` Steve Longerbeam
2004-03-07  3:06       ` Mike Fedyk
2004-03-18 19:28         ` Tim Bird
2004-03-05 22:09 ` Pavel Machek [this message]
2004-03-08 17:57   ` Steve Longerbeam
2004-03-08 22:35     ` Pavel Machek
2004-03-07  9:49 ` Christoph Hellwig
2004-03-07 10:10   ` Willy Tarreau
2004-03-08 18:42   ` Steve Longerbeam
2004-03-11 12:34     ` Adrian Bunk
2004-03-05 18:53 Steve Kenton
2004-03-07  3:07 ` Mike Fedyk
2004-03-08  0:07 Stephen M. Kenton
2004-03-08 18:37 ` Steve Longerbeam

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