Re: [ROOT] runnig time varing with #histo

From: Rene Brun (Rene.Brun@cern.ch)
Date: Mon Jul 19 2004 - 16:23:48 MEST


Catherine,

Could you send the shortest possible running script reproducing this problem?

Rene Brun

Catherine Silvestre wrote:
> 
>  Hi everyone,
> 
>  I have a program which fills in many histograms (55 histograms being
>  TH1F or TH2F) without doing special calculations or being complex.
> 
>  I don't anderstand why if I fill only 47 histograms it takes 50s to run
>  and if I fill 48 it takes 300s... And it doesnt care about which
>  histograme are in the 40 or in the 41...
>  Is there any special memory allowance that would explain this fenomenon
>  ?
> Is it something about using TH2 ?
> 
>  Thanks,
> 
>  - Catherine
> 
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