[Pvfs2-users] I'm in the dark, need someone to shed some light

Rob Ross rross at mcs.anl.gov
Tue May 13 14:11:25 EDT 2008


Hi Henk,

Can you provide more information on the system that you're using  
(Linux version, # of nodes, type of nodes, type of storage, rate of I/ 
O to local storage, network type, units on the below measurements)?

Thanks,

Rob

On May 13, 2008, at 12:26 PM, belcampo wrote:
> Hi all,
>
> Have 2.7.1 installed and see things I don't understand, maybe  
> someone could shed some light ?
>
> Copying dvd.iso with cp -r from pvfs2 to local takes 1:34.79
> Local extracting of audio and video takes 2:47.63
> From pvfs2 the same action takes approx 2:40:00
> After 8 minutes 5% is done.
>
> Henk Schoneveld
>
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