I don't find information about this error

[Jordi Marcé Nogué]

Matthew Knepley wrote:
> 1) The error message is wrong. I fixed this in the dev tree.
> 
> 2) 'fill' is the fill ratio for speculative allocation. It looks like
>     you gave PETSC_DEFAULT which is invalid. You need to
>     give a real number (the ratio of the final to initial allocation)
>     so it should be > 1.0.


Ok. I write "1" and runs. You guessed, after I writed 
"PETSC_DEFAULT".... but, I don't know/understand the value of "fill". 
There is a default value for this parameter??? What is the best input???

thanks,
jordi

PD: the solution was easy but the message "Nonconforming object sizes!" 
confused me.

> 
>      Matt
> 
> On 7/14/06, *Jordi Marcé Nogué* <jordi.marce at upc.edu 
> <mailto:jordi.marce at upc.edu>> wrote:
> 
> 
>     Hello,
> 
>     I'm using Petsc 2.3.1 in Debian (updated by apt-get) and I don't find
>     information in the web and in the troubleshooting section about this
>     error message:
> 
>      > [0]PETSC ERROR: MatMatMult() line 6543 in src/mat/interface/matrix.c
>      > [0]PETSC ERROR: Nonconforming object sizes!
>      > [0]PETSC ERROR: fill=-2 must be > 0.0!
> 
>     Maybe you know what does it mean because I've tried a lot of thing in my
>     code to solve this problem :-((( My Matrices have the same dimension.
> 
>     regards,\j
> 
> 
> 
>     --
>     Jordi Marcé-Nogué
>     Dept. Resistència de Materials i Estructures a l'Enginyeria
>     Universitat Politècnica de Catalunya (UPC)
> 
>     Edifici T45 - despatx 137
>     ETSEIAT (Terrassa)
> 
>     phone: +34 937 398 728
>     mail: jordi.marce at upc.edu <mailto:jordi.marce at upc.edu>
> 
> 
> 
> 
> -- 
> "Failure has a thousand explanations. Success doesn't need one" -- Sir 
> Alec Guiness


-- 
Jordi Marcé-Nogué
Dept. Resistència de Materials i Estructures a l'Enginyeria
Universitat Politècnica de Catalunya (UPC)

Edifici T45 - despatx 137
ETSEIAT (Terrassa)

phone: +34 937 398 728
mail: jordi.marce at upc.edu