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Kubernetes Monitoring Considerations and Required Permissions

Kubernetes Monitoring Considerations Kubernetes Monitoring Dependencies The following image displays how LogicMonitor’s application runs in your cluster as a pod. Note: LogicMonitor’s Kubernetes monitoring integration is an add-on feature called LM Container. You may contact your Customer Success Manager (CSM) for more information. LogicMonitor Portal Permissions Kubernetes Cluster Permissions  There are minimum permissions that are … Continued

Resource Sizing for Performance Optimization and Tuning Recommendations

The following table provides guidelines on provisioning resources for LogicMonitor components to have optimum performance and reliable monitoring for the Kubernetes cluster: Collector Size Medium Large  Maximum Resources with 1 collector replica 1300 resources 3600 resources Argus and CSC Version Argus Version – v7.1.2CSC Version – v3.1.2 Argus Version – v7.1.2CSC Version – v3.1.2 Collector … Continued

Kubernetes and LM Containers Key Concepts and Terms

Concepts or Terms Description Cluster A set of machines, called nodes, that run containerized applications managed by Kubernetes. Container  A lightweight and portable executable image that contains software and all of its dependencies. In LogicMonitor, containers are discovered for each monitored pod. Node A node is a worker machine in Kubernetes. Pod The smallest and … Continued

Kubernetes API Server Monitoring

The API server is the front end of the Kubernetes Control Plane. It exposes the HTTP API interface, allowing you, other internal components of Kubernetes, and external components to establish communication. For more information, see Kubernetes API from Kubernetes documentation.  The following are the benefits of using Kubernetes API Server:  Use Case for Monitoring Kubernetes API Server Consider a … Continued

Kubernetes Control Plane Monitoring Overview

A Kubernetes cluster consists of worker machines that are divided into worker nodes and control plane nodes. Worker nodes host your pods and the applications within them, whereas the control plane node manages the worker nodes and the Pods in the cluster. The Control Plane is an orchestration layer that exposes the API and interfaces to define, deploy, and manage … Continued

Kubernetes Scheduler Monitoring

The Kubernetes Scheduler is a core component of Kubernetes, which assigns pods to nodes through a scheduling process based on available resources and constraints. Monitoring the Kubernetes Scheduler service is crucial in determining its ability to efficiently use resources and handle requests at acceptable performance levels. The following are the benefits of using Kubernetes Scheduler:  Use Case for … Continued

Troubleshooting Common Kubernetes Issues

Multiple Operation Updates get Generated for Annotations and Labels Cause If an annotation or label updates on a Kubernetes resource frequently (every 1 minute), then multiple operation updates occur despite no considerable changes. Resolution Add annotations.ignore and labels.ignore fields with variables (displayed in the following table) under argus.monitoring section to ignore unnecessary updates of annotations or labels using Helm. For more information on syntax, … Continued

Upgrading LM Container Charts

Requirements for Upgrading LM Container Charts Methods of LM Container Charts Upgrade You can upgrade LM Container Charts as follows: Upgrading LM Container Charts using Upgrade Wizard Upgrading LM Container Charts using Command-Line Interface For more information on the list of values and their descriptions used in the lm-container-configuration.yaml file, see Values Schema Reference from ArtifactHUB. For more … Continued

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