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From Kiran Ayyagari <kayyag...@apache.org>
Subject Re: [Index] OneLevel index removal, performances
Date Wed, 11 Apr 2012 16:04:37 GMT
yeap, pleased to see the improvement in performance, considering the
amount of effort you put in
thanks Emmanuel

On Wed, Apr 11, 2012 at 8:25 PM, Emmanuel L├ęcharny <elecharny@gmail.com> wrote:
> Hi guys,
>
> Kiran and I conducted some quick performance tests to compare the numbers we
> get with the server with no OneLevel index compared to the trunk before the
> merge. It's quite interesting :
>
> Operation (before/after) per second
>
> Add : 222/264 (me) 649/746 (Kiran)
> Delete : 156/191 (me) 442/544 (Kiran)
> Search : 5215/5214 (me) 19932/20335 (Kiran)
> Move : 308/303 (me)
> Rename : 380/392 (me)
> MoveAndRename : 204/275 (me)
>
> My machine is an old Linux computer with an old CPU, Kiran has a quad core
> recent computer.
>
> The modifications are now around 20% faster (add/delete). The Move operation
> has been deeply modified and is not optimal in the new operation. We can
> most certainly improve it.
>
> The very nice point is that searches are not slowed down by the removal of
> the index.
>
> Let's expect that the subLevelIndex removal will carry some new perf
> improvements !
>
> --
> Regards,
> Cordialement,
> Emmanuel L├ęcharny
> www.iktek.com
>



-- 
Kiran Ayyagari

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