August 2019
Intermediate to advanced
256 pages
6h 43m
English
book
Hands-On Enterprise Java Microservices with Eclipse MicroProfile
by Cesar Saavedra, Heiko W. Rupp, Jeff Mesnil, Pavol Loffay, Antoine Sabot-Durand, Scott Stark
Content preview from Hands-On Enterprise Java Microservices with Eclipse MicroProfile
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MicroProfile Metrics
MicroProfile Metrics exposes the metric data (often called telemetry) of the running server, for example, CPU and memory usage, and the thread count. This data is then often fed into charting systems to visualize metrics over time or to serve capacity-planning purposes; of course, they also serve to notify DevOps people when the values go outside a predefined threshold range.
The Java Virtual Machine had a way to expose data for a long time via MBeans and the MBeanServer. Java SE 6 saw the introduction of an (RMI-based) remote protocol for all VMs defining how to access the MBean Server from remote processes. Dealing with this protocol is difficult and does not fit in with today's HTTP-based interactions.
The other pain ...
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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.