OK so you watched:
You put in the time and architected an efficient and performant GlusterFS deployment. Your users are reading and writing, applications are humming along, and Gluster is keeping your data safe.
Well, congratulations you just completed the sprint! Now its time for the marathon.
The often forgotten component of performance tuning is monitoring, you put in all that work up front to get your cluster performing and your users happy, now how do you ensure that this continues and possibly improves? This is all done through continued monitoring and profiling of your storage cluster, clients, and a deeper look at your workload. In this blog we will look at the different metrics you can monitor in your storage cluster, identify which of these are important to monitor, how often to monitor them, and different ways to accomplish this.
Continue reading “Monitoring RHGS”
Eclipse MicroProfile has added a Monitoring specification in its 1.2 release. This allows for a common way of monitoring servers that implement the specification. In this article, you will learn how to monitor MicroProfile 1.2 servers with the popular Prometheus monitoring system.
Continue reading “How to monitor an Eclipse MicroProfile 1.2 server with Prometheus”
John Frizelle, a Mobile Platform Architect at Red Hat, gave a talk on microservices wherein he provided some great advice about microservices. Most importantly, he provided guidance on when, where, and why (or why not) you should deploy them.
Continue reading “The Truth about Microservices”
From a developer’s perspective, “incident management” can be a pretty ambiguous term. While the first thing that comes to mind is receiving and responding to alerts, most IT professionals know it is so much more than that. Effective incident management starts with data collection and continues through alerting, escalation, collaboration, and resolution. At the server level, the most important pieces of incident management are infrastructure monitoring and log management, the vast majority of which are easily configurable on a Red Hat Enterprise Linux system.
When it comes to incident management tools, they can be grouped into two separate categories depending on the security requirements of your organization: internal and external.
Continue reading “Six popular incident management tools for Red Hat Enterprise Linux”
EfficiOS is pleased to announce it is now providing LTTng packages for Red Hat Enterprise Linux 7, available today as part of its Enterprise Packages portal.
EfficiOS specialises in the research and development of open source performance analysis tools. As part of its activities, EfficiOS develops the Linux Tracing Toolkit: next generation for which it provides enterprise support, training and consulting services.
What is tracing?
Tracing is a technique used to understand the behaviour of a software system. In this regard, it is not far removed from logging. However, tracers and loggers are designed to accommodate very different use cases.
Continue reading “LTTng Packages now Available for Red Hat Enterprise Linux 7”