September 2015
Beginner to intermediate
230 pages
4h 47m
English
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Chapter 9. Redis Cluster and Redis Sentinel (Collective Intelligence)
Redis was initially designed to be very lightweight and fast. Previously, the only topology available for anyone using Redis was master/slave, in which the master receives all the writes and replicates the changes to the slave (or slaves). This happens without any sort of automatic failover or data sharding. This topology works well in many scenarios, such as when:
- The master has enough memory to store all of the data that you need
- More slaves can be added to scale reads better or when network bandwidth is a problem (the total read volume is higher than the hardware capability)
- It is acceptable to stop your application when maintenance is required on the master machine
- Data redundancy ...
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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.