if you want HA, then do you want to deploy journal node on the DN? On Aug 8, 2013 5:09 PM, "ch huang" <justlo...@gmail.com> wrote:
> hi,all: > My company need build a 10 node hadoop cluster (2 namenode and > 8 datanode & node manager ,for both data storage and data analysis ) ,we > have hbase ,hive on the hadoop cluster, 10G data increment per day. > we use CDH4.3 ( for dual - namenode HA),my plan is > > name node & resource manager > dual Quad Core > 24G RAM > 2 * 500GB SATA DISK (JBOD) > > datanode & node manager > dual Quad Core > 24G RAM > 2 * 1TGB SATA DISK (JBOD) > > > my question is > 1, if resource manager need a dedicated server? ( i plan to put RM with > one of NN) > 2, if the RAM is enough for RM + NN machine? > 3,RAID is need for NN machine? > 4,is it ok if i place JN on other node(DN or NN) > 5, how much zookeeper server node i need? > 6,i want to place yarn proxy server and mapreduce history server with > another NN,is it ok? > > > > >
