Re: [rfc] Near-constant time directory index for Ext2

Martin Mares
2001-02-21T21:09:35Z

Hello!

> Have You tried to use skiplists ?
> In 93 I've coded a skiplist based directory access for Minix and it gave very
> interesting performances.
> Skiplists have a link-list like performance when linear scanned, and overall
> good performance in insertion/seek/delete.

Skip list search/insert/delete is O(log N) in average as skip lists are just a
dynamic version of interval bisection. Good hashing is O(1).

Have a nice fortnight
--
Martin `MJ' Mares <mj@ucw.cz> <mj@suse.cz> http://atrey.karlin.mff.cuni.cz/~mj/
Entropy isn't what it used to be.