JFFS3 & performance

Artem B. Bityuckiy dedekind at infradead.org
Wed Jan 12 13:45:58 EST 2005


On Wed, 12 Jan 2005, [iso-8859-1] Jörn Engel wrote:

> On Wed, 12 January 2005 18:33:33 +0000, Artem B. Bityuckiy wrote:
> >
> > Hmm. I think about the intermediate stage. I mean that block is good at 
> > one moment, and it is bad at another moment. But *when* it become bad? Is 
> > this only during erase? If so, you're probably right. But I'm not sure. Is 
> > there some stage when block still contain crucial data, but is already 
> > bad? If it is, CRC will cach this.
> 
> According to the paper, all but soft errors only occur during erase
> and write.  So we're safe ...
> 
> ... or Toshiba lied to us.
> 
Still not sure. This is not standed explicitly...
To be honest, I would be happy if you are right - this would simplify 
things.

> Jörn
> 
> -- 
> The only real mistake is the one from which we learn nothing.
> -- John Powell
> 

--
Best Regards,
Artem B. Bityuckiy,
St.-Petersburg, Russia.




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