Re: Why the DOS has many ntfs read and write driver,but the linux can't for a long time

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Am Montag, 9. Januar 2006 17:04 schrieb Lee Revell:
> On Mon, 2006-01-09 at 17:02 +0100, Oliver Neukum wrote:
> > Am Montag, 9. Januar 2006 16:15 schrieb Lee Revell:
> > > On Mon, 2006-01-09 at 15:28 +0100, Oliver Neukum wrote:
> > > > Am Montag, 9. Januar 2006 15:18 schrieb Robert Hancock:
> > > > > Yaroslav Rastrigin wrote:
> > > > > > Well, I could find more or less reasonable explanation of this behaviour - different VM policies of two OSes and 
> > > > > > strangely strong and persistent belief "Free RAM is a wasted RAM" among kernel devs. Free RAM is not a wasted RAM, its a memory waiting to be used ! 
> > > > > > Whenever it is needed by apps I'm launching or working with. 
> > > > > 
> > > > > There is no different VM policy here, Windows behaves quite similarly. 
> > > > > It does not leave memory around unused, it uses it for disk cache.
> > > > 
> > > > That doesn't mean that the rate of eviction is the same.
> > > > Is it possible that read-ahead is not aggressive enough?
> > > 
> > > Enough for what?  What is the exact problem you are trying to solve?
> > 
> > Quicker application startup.
> 
> Why do you look to the kernel first?  The obvious explanation is that
> Linux desktop apps are more bloated than their Windows counterparts.

It is the most efficient place. An improvement to the kernel will improve
all starting times.

	Regards
		Oliver
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