[mpich-discuss] mpd.hosts file

[Reuti]

Hi,

Am 03.12.2008 um 10:08 schrieb Waruna Ranasinghe:

> Hi all,
> In my cluster I have 3 machines.
> two one core machines and one 2 core machine
>
> here is my mpd.hosts file
>
> mynode1:2
> mynode2:1
> mynode3:1
>
> but when i'm issue the command ' mpdboot -n 4 -f ~/mpd.hosts'

you need only three daemons running I think:

$ mpdboot -n 3 -f ~/mpd.hosts

While using 4 for mpiexec.

-- Reuti

> it gives the following error
>
> totalNum=4  num hosts=3
> there are not enough hosts on which to start all processes
>
> Please let me know, how to use both the cores in a core-2-duo machine
>
> Thank You,
> Waruna
>
>