The information provided in this page might be out-of-date. Please see a newer version at Step-by-Step Guide to Setting Up an R-Hadoop System.
After setting up an R Hadoop system on a single computer, it is easy to switch Hadoop from single-node mode to cluster mode by following the instructions on the Tech Tots blog, and they are summarized to 6 steps below.
2.2 Masters and slaves files
- file "masters": IP address or hostname of namenode (master machine)
- file "slaves": a list of IP addresses or hostnames of datanodes (slave machines)
Monitor nodes and jobs with browser:
Stop Hadoop and MapReduce
For more details, please check
- http://techtots.blogspot.com.au/2011/12/setting-up-hadoop-in-clustered-mode.html; and
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