Fredric News

Tag: SystemOps

  • HomeLab OPNsense Topology: WAN, LAN, DMZ

    💡 HomeLab OPNsense Topology: WAN, LAN, DMZ — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for HomeLab OPNsense Topology: WAN, LAN, DMZ. L2 – NIC Definition L3 – IP band definition Total Interface name type NAT main purpose Band Allocation Use and Description WAN WAN Destination DHCP External Internet use /…

  • Object Storage Archi: S3 APIs vs Block/File

    💡 Object Storage Archi: S3 APIs vs Block/File — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Object Storage Archi: S3 APIs vs Block/File. Why Netflix can provide optimal performance even when using Object Storage The reason why Netflix can provide excellent streaming performance and minimal buffering while using Object Storage…

  • cert-manager ClusterIssuer: ACME HTTP01

    💡 cert-manager ClusterIssuer: ACME HTTP01 — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for cert-manager ClusterIssuer: ACME HTTP01. References and Guidelines (NOTE) – ClusterIssuer is not limited to the Namespace and acts as a certification authority for issuing certificates across the entire cluster.– Issuer only adds Namespace information. Self-Sign Issuer bash…

  • Kubernetes NetworkPolicy Manifest: Traffic

    💡 Kubernetes NetworkPolicy Manifest: Traffic — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Kubernetes NetworkPolicy Manifest: Traffic. The Notion API rate limit was reached. Wait at least 7 seconds before retrying this tool call. Do not retry immediately or in parallel. {“error”:{“code”:”rate_limited”,”classification”:”rate_limit”,”operation”:”fetch”,”message”:”The Notion API rate limit was reached.”,”impact”:”The requested tool…

  • Bash Script User Confirmation Prompts (Y/n)

    💡 Bash Script User Confirmation Prompts (Y/n) — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Bash Script User Confirmation Prompts (Y/n). The Notion API rate limit was reached. Wait at least 7 seconds before retrying this tool call. Do not retry immediately or in parallel. {“error”:{“code”:”rate_limited”,”classification”:”rate_limit”,”operation”:”fetch”,”message”:”The Notion API rate limit…

  • Spring Boot Actuator Dynamic Logger Level

    💡 Spring Boot Actuator Dynamic Logger Level — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Spring Boot Actuator Dynamic Logger Level. The Notion API rate limit was reached. Wait at least 7 seconds before retrying this tool call. Do not retry immediately or in parallel. {“error”:{“code”:”rate_limited”,”classification”:”rate_limit”,”operation”:”fetch”,”message”:”The Notion API rate limit…

  • Spring Data JPA Archi: Persistence & Lazy

    💡 Spring Data JPA Archi: Persistence & Lazy — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Spring Data JPA Archi: Persistence & Lazy. The Notion API rate limit was reached. Wait at least 7 seconds before retrying this tool call. Do not retry immediately or in parallel. {“error”:{“code”:”rate_limited”,”classification”:”rate_limit”,”operation”:”fetch”,”message”:”The Notion API…

  • Docker Socket Permissions & iptables

    💡 Docker Socket Permissions & iptables — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Docker Socket Permissions & iptables. The Notion API rate limit was reached. Wait at least 6 seconds before retrying this tool call. Do not retry immediately or in parallel. {“error”:{“code”:”rate_limited”,”classification”:”rate_limit”,”operation”:”fetch”,”message”:”The Notion API rate limit was reached.”,”impact”:”The…

  • DevStack Single-Node OpenStack Setup

    💡 DevStack Single-Node OpenStack Setup — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for DevStack Single-Node OpenStack Setup. The Notion API rate limit was reached. Wait at least 7 seconds before retrying this tool call. Do not retry immediately or in parallel. {“error”:{“code”:”rate_limited”,”classification”:”rate_limit”,”operation”:”fetch”,”message”:”The Notion API rate limit was reached.”,”impact”:”The requested tool…

  • Kubespray Deployment SSH Timeout & Package

    💡 Kubespray Deployment SSH Timeout & Package — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Kubespray Deployment SSH Timeout & Package. The Notion API rate limit was reached. Wait at least 6 seconds before retrying this tool call. Do not retry immediately or in parallel. {“error”:{“code”:”rate_limited”,”classification”:”rate_limit”,”operation”:”fetch”,”message”:”The Notion API rate limit…