hi, i am learning hadoop and currently doing python map reduce tutorial. i am
trying to understand the difference of having a map and reduce files.
i am assumingwhen we lunch the scripts.The mapper.py script goes to all the
machines at the same time and all start printing at the same time, and
Hi,
For this amount of nodes, I'd go with automation tools like
Ansible[1]/Puppet[2]/Rex[3]. They can install necessary packages, setup
/etc/hosts and make per-node settings.
Ansibles has a nice playbook
(https://github.com/analytically/hadoop-ansible) you can start with and
Puppet isn't short
Hello.
I have been working on Hadoop for a while. As of now I have implemented 2
small-scale clusters, each consisting of 3 nodes. I am looking for a way to
achieve communication between these 2 clusters for coordination purposes.
Is there any valuable resource/weblink for the same? If so, I would
Hi, one of my NM nodes periodically exit with this error log
https://paste.ee/p/hc104
Anyone have idea about this?
Thank you.
-
To unsubscribe, e-mail: user-unsubscr...@hadoop.apache.org
For additional commands, e-mail: