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From: "Xuân Baldauf" <xuan--2005.07.02--reiserfs-list--namesys.com@baldauf.org>
To: Edward Shishkin <edward@namesys.com>
Cc: Keven Murphy <murphyk@gdls.com>, reiserfs-list@namesys.com
Subject: Re: How to user reiser4 and crypt plugin ??
Date: Sat, 02 Jul 2005 14:12:11 +0200	[thread overview]
Message-ID: <42C6849B.1080800@baldauf.org> (raw)
In-Reply-To: <42C16B43.7060706@namesys.com>

Edward Shishkin wrote:

> Keven Murphy wrote:
>
>> Hello,
>>
>> I have read so much about reiser4 and the crypto plugin. What I have not
>> found is any docs on how to set up a partition using the plugin.
>>  
>>
>
> Hello. Crypto transform is unsupported for a while,

That's too bad. Because if you do not use the latest machines (e.g. only 
1 GHz CPU), you get, with cheap hard disks, 42 MB/s without encryption 
but only 12 MB/s with aes-cbc-essiv:sha256 (using dm-crypt). Thus, 
encryption seriously sacrifies performance. If you could limit 
performance-sacrificing to data which is really important (say: /home or 
/etc, but not /usr or /bin), performance would suffer less. Encryption 
should be orthogonal to the volume|partition the data is stored on. So 
I'm looking forward to (transparent) file level encryption becoming 
usable. :-)

> only compression (still not
> for product using). The docs are under  construction.
>
> Thanks,
> Edward.

ciao,
Xuân.

>
>
>> I have the modules installed and I have created a reiser4 filesystem. 
>> I am
>> not sure what I need to do next.
>>
>> Thanks from a reiser newbie,
>>
>> Keven Murphy
>> murphyk@gdls.com
>>
>> Murphy's Law
>> ((U+C+I)x(10-S))/20xAx1/(1-sin(F/10))
>> U = Urgency    C = Complexity
>> I = Importance S = Skill
>> F = Frequency  A = Aggravation
>>
>>
>> This is an e-mail from General Dynamics Land Systems. It is for the 
>> intended recipient only and may contain confidential and privileged 
>> information.  No one else may read, print, store, copy, forward or 
>> act in reliance on it or its attachments.  If you are not the 
>> intended recipient, please return this message to the sender and 
>> delete the message and any attachments from your computer. Your 
>> cooperation is appreciated.
>>
>>
>>  
>>
>
>
>


      parent reply	other threads:[~2005-07-02 12:12 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-06-28 15:00 How to user reiser4 and crypt plugin ?? Keven Murphy
2005-06-28 15:22 ` Edward Shishkin
2005-06-28 15:38   ` Keven Murphy
2005-06-28 16:22     ` Edward Shishkin
2005-06-28 17:59     ` Hubert Chan
2005-06-28 19:24       ` David Masover
2005-06-28 19:42         ` Hubert Chan
2005-06-28 20:15           ` Gregory Maxwell
2005-06-29  1:19             ` Hubert Chan
2005-07-02 12:12   ` Xuân Baldauf [this message]

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