Kubernetes

How do I manage persistent storage in Kubernetes?

Managing persistent storage in Kubernetes involves several steps to ensure data durability, availability, and scalability for your workloads. Here’s a comprehensive guide: 1. Understand Kubernetes Storage Concepts Kubernetes provides abstractions to handle storage requirements: – PersistentVolume (PV): Represents a piece of storage in the cluster. It can be backed by local storage, NFS, iSCSI, cloud […]

How do I configure IT infrastructure for real-time collaboration tools?

Configuring IT infrastructure for real-time collaboration tools requires careful planning, implementation, and optimization to ensure high performance, reliability, scalability, and security. Here’s a step-by-step approach tailored to your role as an IT manager responsible for datacenters, servers, storage, virtualization, and related technologies: 1. Assess Requirements Collaboration Tools: Identify the tools (e.g., Microsoft Teams, Zoom, Slack, […]

What are the best practices for IT asset management?

As an IT manager responsible for a wide range of infrastructure components, effective IT asset management (ITAM) is crucial for ensuring the efficiency, security, and scalability of your environment. Below are the best practices to help you successfully manage your IT assets: 1. Implement a Centralized IT Asset Management System Use an ITAM software or […]

How do I implement custom metrics in Kubernetes Horizontal Pod Autoscaler (HPA)?

Implementing custom metrics in Kubernetes Horizontal Pod Autoscaler (HPA) allows you to scale your application based on metrics that are specific to your use case rather than default metrics like CPU or memory usage. Here’s a step-by-step guide to implementing custom metrics for HPA: 1. Understand HPA and Custom Metrics HPA relies on the Kubernetes […]

How do I configure Kubernetes taints and tolerations for node scheduling?

Configuring Kubernetes taints and tolerations is a powerful way to control pod scheduling on specific nodes in your cluster. Here’s a step-by-step guide to help you configure them effectively. 1. Understand Taints and Tolerations Taints are applied to nodes to mark them as unschedulable for certain pods. Tolerations are applied to pods to allow them […]

How do I troubleshoot kubelet service failures on Kubernetes nodes?

Troubleshooting kubelet service failures on Kubernetes nodes requires a systematic approach to identify and resolve the underlying issue. Below is a structured guide that you can follow as an IT Manager responsible for Kubernetes infrastructure: 1. Check Kubelet Service Status Use systemctl to check if the kubelet service is running: bash systemctl status kubelet Look […]

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