I apologize again for my trivial question. I understood that hadoop/giraph works creating containers on datanodes. Hadoop creates a container for application master, then giraph creates a container for the master. Furthermore giraph creates a number of container for workers corresponding to -w parameter.
Il giorno gio 30 ago 2018 alle ore 15:50 Cristina Bovi <crist...@gmail.com> ha scritto: > I'm using giraph-1.3 built with yarn profile. For starting I configured 1 > namenode and 2 datanodes on a ec2 cluster. > My application properly works, I launched giraph with -w 2 because I have > two datanodes. > > In userlogs of datanode1 I found log of first worker. > in userlogs of datanode2 I found log of second worker and log of master > too. > > I expected to find log of master in the namenode i.e. I expected that > master runs on namenode. Is it right? > > Maybe I have to configure another datanode and then I will find master > logs on this new datanode? > > -- > Cristina Bovi > -- Cristina Bovi
