on Sun, Nov 11, 2001 at 04:35:06PM +0100, Eduard Bloch (edi@gmx.de) wrote: > #include <hallo.h> > Karsten M. Self wrote on Sun Nov 11, 2001 um 03:49:33AM: > > > > the list and searched for that entry. Ext3 stores the position the > > > last found entry, so when accessing again, the search begins an this > > > position and you get your entry wery fast, in best case within the > > > first search loop. > > > > My understanding is that the difference between ext2 and ext3 is the > > presence and use of the .journal file. The issue of list access > > Basicaly yes, but they did also tune the driver a bit. > > > remains, and in particular, random file selects, inserts, and deletes, > > must operate on the list. > > Of course, the random access does not profit from the trick, but > list operations on large directories where ext2 sucked so much. > > > I'd be more convinced of your argument if you'd provide a reference to > > ext3 docs describing the behavior you mention. > > Well, it was discussed even on debian-devel. > > file:///usr/doc/kernel-patch-ext3-2.4/changelog.gz (see 0.9.10) > http://lists.debian.org/debian-devel/2001/debian-devel-200108/msg01303.html > http://lists.debian.org/debian-devel/2001/debian-devel-200108/msg01238.html Interesting, thanks, I've read both, will look into it. -- Karsten M. Self <kmself@ix.netcom.com> http://kmself.home.netcom.com/ What part of "Gestalt" don't you understand? Home of the brave http://gestalt-system.sourceforge.net/ Land of the free Free Dmitry! Boycott Adobe! Repeal the DMCA! http://www.freesklyarov.org Geek for Hire http://kmself.home.netcom.com/resume.html
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