[Radiance-general] NFS and rpiece

[Jack de Valpine]

Hi Anselmo,

Can you tell us how you have nfs configured, that is what options on the 
server and what options on the clients?

-Jack

Francesco Anselmo wrote:
> Hello everybody,
>
> I'm really sorry to raise this topic again, but I've been doing
> some tests recently with a cluster, and got into this strange problem.
>
> Not using OpenMosix this time, just redhat (after nearly 7 years of 
> debian), nfs mounts and pdsh distributing rpiece through ssh.
>
> I launch the big script, wait, got the image done, looks good, 
> the ambient file is good too but ...
>
> ... but some of the picture tiles, randomly, got rendered twice, 
> three times, four times, so I loose quite a bit of processing power. 
> Just to explain better, the syncronisation file, after the picture
> is completed, looks something like this:
>
>    1   12
>    0    0
>
>    0   11
>    0   10
>    0    9
>    0    9
>    0    8
>    0    8
>    0    8
>    0    8
>    0    8
>    0    8
>    0    8
>    0    8
>    0    0
>    0    7
>    0    1
>    0    6
>    0    4
>    0    5
>    0    2
>    0    3
>
> So tile 0.9 has been done twice, and tile 0.8 has even been done 8
> times!!!
>
> I haven't found an explanation, yet. Has anybody come across a similar
> issue?
>
> I've tried as well directly with ssh, but still the same problem.
>
> Thanks in advance for any input on this.
>
> Have a nice week-end.
>
> --
> Francesco 
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