Both issues seems to be related to nagios group not being present. If you do a groupadd nagios and restart the installation you should be fine.
I believe I've seen that it was fixed in 1.6.1 Olivier On 9 Jun 2014 20:03, "Anisha Agarwal" <aagar...@hexiscyber.com> wrote: > Hi, > > I am getting some errors installing Nagios, and map reduce client on > 1.6.0. > Attaching the logs. > > HDFS, Ganglia installation was fine without any errors. > > Thanks, > Anisha > -- 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.