Messages in this thread | | | Date | Thu, 22 Feb 2001 01:20:57 -0600 | From | Bill Wendling <> | Subject | Re: [rfc] Near-constant time directory index for Ext2 |
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Also sprach H. Peter Anvin: } Martin Mares wrote: } > } > Hello! } > } > > True. Note too, though, that on a filesystem (which we are, after all, } > > talking about), if you assume a large linear space you have to create a } > > file, which means you need to multiply the cost of all random-access } > > operations with O(log n). } > } > One could avoid this, but it would mean designing the whole filesystem in a } > completely different way -- merge all directories to a single gigantic } > hash table and use (directory ID,file name) as a key, but we were originally } > talking about extending ext2, so such massive changes are out of question } > and your log n access argument is right. } > } } It would still be tricky since you have to have actual files in the } filesystem as well. } But that's just a user space issue, isn't it.
(Just kidding :-)
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