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From: Graeme Sheppard <nodes@rillion.net>
To: Neil Brown <neilb@suse.de>
Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org
Subject: Re: Patent or not patent a new idea
Date: Tue, 26 Jun 2007 15:20:09 +1200	[thread overview]
Message-ID: <468085E9.70804@rillion.net> (raw)
In-Reply-To: <18048.30679.872740.744997@notabene.brown>

Neil Brown wrote:
> On Tuesday June 26, nodes@rillion.net wrote:
>> Posting it here seems the best thing to do.
>> 
>> To the inventor goes naming privilege and I'm calling this one softer raid.
>> It is a form of storage raid implemented in software, as contrasted to
>> software and hardware raid which are dependent on using required hardware.
>> 
>> To create a loop filesystem is straight forward. The commands are dd,
>> mkfs.*, mount -o loop. Basically what I propose is that the image file is
>> copied to another harddisk (in the case of ide not on the same cable) and
>> it too is mounted in conjunction of the original with cooperation. When a
>> read request for a block of say 100k is made, the kernel pulls 50k from
>> each disk - maybe a simple doubling of throughput.
> 
> Sounds a lot like "RAIF" - ask google for details.

I did not know about RAIF. RAIF "merges" separate filesystems? That is a
good idea in itself.

My idea is for driver that provides a filesystem from image files it
controls. Because it knows these resources it uses access in tandem to
attain performance.


  reply	other threads:[~2007-06-26  3:20 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-06-25 21:45 Patent or not patent a new idea Graeme Sheppard
2007-06-25 22:04 ` alan
2007-06-25 22:26   ` Graeme Sheppard
2007-06-25 22:33     ` alan
2007-06-25 22:34 ` Attila Kinali
2007-06-25 22:37 ` manningc2
2007-06-26  0:11   ` Bryan Henderson
2007-06-26  1:32 ` Graeme Sheppard
2007-06-26  2:20   ` Neil Brown
2007-06-26  3:20     ` Graeme Sheppard [this message]
2007-06-26  3:38       ` Neil Brown
2007-06-26  4:22         ` Graeme Sheppard
2007-06-26  4:33           ` Neil Brown
2007-06-26 16:53         ` Bryan Henderson
2007-06-26 17:38           ` Andreas Dilger

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