Messages in this thread |  | | From | Daniel Phillips <> | Subject | Re: Ext2 directory index, updated | Date | Mon, 5 Nov 2001 02:43:28 +0100 |
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On November 4, 2001 11:09 pm, Christian Laursen wrote: > Daniel Phillips <phillips@bonn-fries.net> writes: > > > ***N.B.: still for use on test partitions only.*** > > It's the first time, I've tried this patch and I must say, that > the first impression is very good indeed. > > I took a real world directory (my linux-kernel MH folder containing > roughly 115000 files) and did a 'du -s' on it. > > Without the patch it took a little more than 20 minutes to complete. > > With the patch, it took less than 20 seconds. (And that was inside uml)
Which kernel are you using? From 2.4.10 on ext2 has an accelerator in ext2_find_entry - it caches the last lookup position. I'm wondering how that affects this case.
-- Daniel - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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