Re: Page cache using B-trees benchmark results

[Bill Davidsen <davidsen@tmr.com>]

Vishal Patil wrote:
> Folks
>
> I am attaching the benchmark results for Page Cache Implementation
> using B-trees. I basically ran the tio (threaded i/o) benchmark
> against my kernel (with the B-tree implementation) and the Linux
> kernel shipped with FC5. Radix tree implementation is definately
> better however the B-tree implementation did not suck that bad :)
>
> Also I attaching a new patch which was used for measuring the
> benchmarks. Also henceforth changes to the page will be tracked using
> the projected hosted at http://code.google.com/p/btreepc
Thanks for this. I guess a purist would say that you need to run against 
the base kernel and base kernel plus your patches, but these numbers are 
certainly enough to support your conclusion.

What's next?

--
Bill Davidsen <davidsen@tmr.com>
  Obscure bug of 2004: BASH BUFFER OVERFLOW - if bash is being run by a
normal user and is setuid root, with the "vi" line edit mode selected,
and the character set is "big5," an off-by-one errors occurs during
wildcard (glob) expansion.

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