Operations | Monitoring | ITSM | DevOps | Cloud

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How to Monitor Kubernetes Without an Agent on Every Node

LogicMonitor is an agentless monitoring solution. What we really mean by “agentless” is that we don’t require an agent on every monitored server (physical or virtual). One LogicMonitor Collector - a lightweight application that takes just seconds to install - can monitor hundreds or even thousands of devices, including servers, virtual machines, network switches, storage systems, cloud resources, containers, and more.

Site Reliability Engineering Meets Traditional Operations

Google has effectively made the discipline of site reliability engineering (SRE) a DevOps best practice by publishing two decades’ worth of lessons in keeping alive the most scalable apps on the planet. As more organizations make the shift (or “transformation,” as it were) to becoming IT organizations, the demand for reliability increases substantially for customer-facing services.

ActiveMQ architecture and key metrics

Apache ActiveMQ is message-oriented middleware (MOM), a category of software that sends messages between applications. Using standards-based, asynchronous communication, ActiveMQ allows loose coupling of the elements in an IT environment, which is often foundational to enterprise messaging and distributed applications.

Collecting ActiveMQ metrics

In Part 1 of this series, we looked at how ActiveMQ works, and the key metrics you can monitor to ensure proper performance of your messaging infrastructure. In this post, we’ll show you some of the tools that you can use to collect ActiveMQ metrics. This includes tools that ship with ActiveMQ, and some other tools that make use of Java Management Extensions (JMX) to monitor ActiveMQ brokers and destinations.

How to Diagnose and Fix AWS Lambda Iterator Age

AWS Lambda can use stream based services as invocation sources, essentially making your Lambda function a consumer of those streams. Stream sources include Kinesis Streams and DynamoDB streams. When you allow streams to invoke your Lambda function, Lambda will emit a CloudWatch metric called IteratorAge. In this post, we discuss what this metric is and how to fix it if it’s too high.

Streamlined Kubernetes Cluster Agent

Sematext provides a single pane of glass and machine learning powered alerts for logs, metrics, traces and digital user experience data. The new Sematext agent is fully Docker Engine and Kubernetes-aware. (Re)written in Go, it has a minimal memory and CPU footprint. It also collects Kubernetes metrics in the most optimal fashion possible.