December 2015
Intermediate to advanced
176 pages
3h 25m
English
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Choosing the right amount of shards and replicas
If you have a limited dataset and the dataset grows by a small amount, you can use only a single primary shard with a replica. If your dataset is not limited and grows by a large amount, the optimal number of shards is dependent on the target number of nodes.
Actually, a single node can be sufficient for many simple use cases, but to reduce the fault tolerance when considering the nature of distributed architecture and to prevent data loss, you can use more than one node. So, we need to find the answer to the first question: How many nodes will work?
Even to answer this question, we need to find out the answers to a few questions. For example: Do we need to use the non-data node? If we don't need ...
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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.