Thank you for the tutorial.In my multinode hadoop installation everything is working fine except when I run start-yarn.sh.My resource manager started on master node correctly but on name nodes I am not able to see any nodemanager. When I checked my log files I saw the following errors "NodeManager doesn't satisfy minimum allocations".Similary I have also seen this in my log file "Initialized nodemanager for null: physical-memory=-1 virtual-memory=-2 virtual-cores=-1" I have no idea why its initializing with these values can you please help me to figure out this issue.? ... View more