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This article explains common Kubernetes DNS resolution failures, both for external domains and internal service discovery addresses, and provides a step‑by‑step troubleshooting workflow that includes checking CoreDNS, examining resolv.conf, adjusting DNS settings, and recreating CoreDNS when necessary.
This guide explains common Kubernetes DNS problems—including failure to resolve external domains, inter‑pod service discovery addresses, and related impacts on applications like Nginx reverse proxies—and provides step‑by‑step troubleshooting procedures such as checking CoreDNS, inspecting resolv.conf, and customizing dnsPolicy and dnsConfig in pod specifications.
This guide walks Kubernetes administrators through the full lifecycle of Process Exporter—from lightweight deployment and RBAC setup, through Prometheus Operator integration and Grafana dashboard creation, to detailed configuration and alerting—enabling precise process‑level monitoring and rapid root‑cause analysis.
This guide walks through installing NFS, configuring a dynamic storage class via Helm, deploying the Elastic Cloud on Kubernetes (ECK) operator, setting up Elasticsearch and Kibana clusters, and installing Filebeat for log collection, including system tuning and Kubernetes manifests for a production‑ready environment.
Starting with Kubernetes 1.24, automatic ServiceAccount token Secrets are deprecated; this guide explains the core changes, shows how to manually create token Secrets, extract tokens, and verify permissions using command‑line, API calls, and RBAC inspection, plus common troubleshooting steps.
This article explains the theory and practical usage of k8gb, a Kubernetes Global Balancer that provides DNS‑based load balancing, fault‑tolerant traffic routing, and seamless failover across multiple clusters to improve resilience, latency, and compliance in cloud‑native environments.
This article analyzes the transition from a tightly coupled storage‑compute architecture to a decoupled model, detailing how Kubernetes, Kyuubi, Celeborn, Blaze, and Hue together solve resource inefficiencies, improve scalability, and boost query performance in modern big‑data environments.
This step‑by‑step guide shows how to use a Helm chart to deploy Filebeat in a Kubernetes cluster, automatically collect container logs, and forward them to a Kafka cluster for reliable, scalable observability.
This article shares Bilibili’s experience migrating its offline big‑data workloads to a cloud‑native Kubernetes environment using the Volcano scheduler, covering migration background, scheduler adaptation, hierarchical queue implementation, over‑commit framework (Amiyad), and future work to improve performance and resource utilization.
This guide walks you through two practical solutions for deploying the massive DeepSeek‑R1 model on Volcengine Cloud—one using Terraform for a quick two‑node GPU setup and another leveraging cloud‑native multi‑node distributed inference with Kubernetes, covering resource sizing, environment preparation, model download, monitoring, autoscaling, and storage acceleration.