November 2014
Beginner to intermediate
326 pages
7h 4m
English
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HBase administration tools
Here, we will discuss HBase administrating tools that are already available. We will also study the HBase check (hbck) and the HBase health check script a bit more.
hbck – HBase check
The hbck command is used to check/repair HBase. This command finds out inconsistencies in the HBase cluster, if they exist, and gives a formatted output for them. This command/tool checks for region consistency and table integrity problems. It works in two modes:
- Read-only mode: This only displays inconsistencies if they exist
- Read-write-repair mode: This reports inconsistencies and tries to repair them
It is good to repair inconsistencies that have lower risk while executing a repair hbck command. These region consistency repairs are localized-single-region ...
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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.