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From Anders Morken <ander...@stud.ntnu.no>
Subject Re: [jira] Commented: (DERBY-2118) Change some boundary checks in ArrayInputStream to ASSERTs to improve performance
Date Tue, 28 Nov 2006 11:53:30 GMT
Dyre Tjeldvoll (JIRA):
>     [ http://issues.apache.org/jira/browse/DERBY-2118?page=comments#action_12453889 ]

>             
> Dyre Tjeldvoll commented on DERBY-2118:
> ---------------------------------------
> 
> The requested performance numbers:
> 
> Average of ten 100 sec runs on trunk vs average of ten 100 sec runs with patch:
> 
> Select:
> dt136804@siv04~$ fstat select_bln479573.log select_ASSERT479573.log |dc
> bln:
> 23099.613
> exp:
> 23516.291
> %chg:
> 1.803
> f(1,18):
> 10.741

...I may be slow - I don't understand a thing of this. I'd love a little
explanation of what those numbers represent, and what "bln" and "exp"
is - and maybe what f(1,18) is..? =)

Thanks,
-- 
Anders Morken

My opinions may have changed, but not the fact that I am right!

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