You can run all master services on a single node or if was you I will run the datanode / nodemananger on every nodes.
Kind regards Olivier On 6 Apr 2014 05:26, "Alex Lee" <eliy...@hotmail.com> wrote: > Trying to install hadoop by horton, there some many master services, such > as HDFS, Yarn+mapreduce, Nagios, Ganglia, Hive, Hbase and Pig as the image > below. > http://postimg.org/image/pwbv6go33/ > > Currently, only have 4 nodes, and as below, 3 nodes may ocuppy by master > services, and only 1 node left for datanode. > http://postimg.org/image/gsdr8h719/ > > Does all the master services neccessary. After searching, seem all > neccessary. Can all the master services put into one node, if they are not > cost much resources. Or even master services are distrbuted for 3 nodes, I > still can distribute data services into 3 or 4 nodes. > > Any suggestion, thanks. > -- CONFIDENTIALITY NOTICE NOTICE: This message is intended for the use of the individual or entity to which it is addressed and may contain information that is confidential, privileged and exempt from disclosure under applicable law. If the reader of this message is not the intended recipient, you are hereby notified that any printing, copying, dissemination, distribution, disclosure or forwarding of this communication is strictly prohibited. If you have received this communication in error, please contact the sender immediately and delete it from your system. Thank You.
