[StarCluster] Spot cluster - head node as spot instance

[Olivier Grisel]

2013/1/21 Ed Morris <ecm200 at gmail.com>:
> Hi.
>
> Does anyone know if it is possible to specify the head node as a spot
> instance when creating a spot cluster, as well as the compute nodes?
>
> In the manual, it states that the head node is specified as an on-demand
> instance for cluster stability, however, the way we use it, this is not
> required and we'd like to access the greater cost savings by having the
> entire cluster as spot instances.

You can use the  --force-spot-master flag to launch the master node as
a spot instance:

starcluster start --force-spot-master -b 0.1 -c clustertemplate clustername

--
Olivier
http://twitter.com/ogrisel - http://github.com/ogrisel