I just took a look at the source code. It seems like there is some code in configure scripts that can be used to start the secondary namenode unfortunately there is no hadoop-secondarynamenode role defined.
So I believe it's not possible to start a Hadoop cluster that has a secondarynamenode. Tom have you used this in the past? -- Andrei On Wed, Jul 13, 2011 at 2:26 PM, John Conwell <j...@iamjohn.me> wrote: > I'm not sure what you mean by that. Let me rephrase...can I use whirr to > launch a cluster that has a secondarynamenode? > > On Wed, Jul 13, 2011 at 2:14 PM, Andrei Savu <savu.and...@gmail.com> wrote: >> >> The secondary namenode is not started by the hadoop install / >> configure scripts. >> >> -- Andrei Savu / andreisavu.ro >> >> On Wed, Jul 13, 2011 at 2:05 PM, John Conwell <j...@iamjohn.me> wrote: >> > Does whirr support secondarynamenode instances for a hadoop cluster? If >> > so, >> > what are the configuration parameters in the whirr config file? >> > >> > -- >> > >> > Thanks, >> > John C >> > > > > > -- > > Thanks, > John C >