November 2014
Beginner to intermediate
164 pages
3h 32m
English
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Cluster monitoring
In large distributed systems, an administrator handles the difficult task of being aware of the overall status of the system, as well as knowing about each server separately. In disaster-like situations, it is difficult to know when and how it got started just by looking at a handful of raw logfiles.
HBase cluster (another distributed system running on top of Hadoop) administrators need to continuously ensure that the cluster is up and operating as expected. For such difficult tasks, HBase provides a large number of metrics that provide details regarding their current status.
There are different solutions provided that can be further grouped into graphing and monitoring solutions or both. Here, graphing solutions, such as Ganglia ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.