July 2016
Intermediate to advanced
180 pages
3h 16m
English
Content preview from Monitoring ElasticsearchBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Elasticsearch-head
In Chapter 2, Installation and the Requirements for Elasticsearch, we introduced and installed Elasticsearch-head, and now we will begin examining its features.
The Overview tab
The first tab in Elasticsearch-head is the Overview tab. This tab answers questions such as the following:
- How many nodes are in the cluster?
- Is the cluster in a healthy state?
- Is all of the cluster's data available?
- How many indices are in the cluster, and how big are they?
- How much data is in the cluster?
Users can also use this tab to perform some basic administrative actions (creating indices, deleting indices, and so on).
After loading in sample Twitter data from the previous section, our Overview tab looks like the following:
We can see that three nodes ...
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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.
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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.