Tag: PostMortem
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Ubuntu Package Lock (dpkg/apt lock) Release
💡 Ubuntu Package Lock (dpkg/apt lock) Release — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Ubuntu Package Lock (dpkg/apt lock) Release. If ssh login is not possible as root vi /etc/ssh/sshd_config bash Copy … PermitRootLogin yes #if no … Or passwd may not be set. Internet connection problem References and…
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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…
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Docker Compose Port Conflict & Networking
💡 Docker Compose Port Conflict & Networking — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Docker Compose Port Conflict & Networking. Overview If the following error occurs when running after installation txt Copy Traceback (most recent call last): File “/usr/bin/docker-compose”, line 6, in <module> from pkg_resources import load_entry_point File “/usr/lib/python3/dist-packages/pkg_resources/__init__.py”,…
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Web Portal CORS Policy & API Reverse Proxy
💡 Web Portal CORS Policy & API Reverse Proxy — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Web Portal CORS Policy & API Reverse Proxy. Local Login Failed References and Guidelines (NOTE) Login is the holy trinity of DB-Keycloak-Vault (Why vault?) localhost keycloakClient authentication failed for development, AdminAPi/LoginServiceImple.java:568 Rationale A…
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Harbor Container Registry T-Shoot & Recovery
💡 Harbor Container Registry T-Shoot & Recovery — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Harbor Container Registry T-Shoot & Recovery. When: docker push Issue: unknown blob () bash Copy docker push my-harbor/base/ubuntu:latest >>> The push refers to repository [my-harbor/base/ubuntu] a46a5fb872b5: Pushing [==================================================>] 80.62MB unknown blob Given Use Bitnami Helmchart…
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Jekyll Static Blog Build T-Shoot & Ruby Gems
💡 Jekyll Static Blog Build T-Shoot & Ruby Gems — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Jekyll Static Blog Build T-Shoot & Ruby Gems. Rationale bash Copy ❯ jekyll serve Configuration file: /Users/mh/workspaces/myeong-han.github.io/_config.yml Source: /Users/mh/workspaces/myeong-han.github.io Destination: /Users/mh/workspaces/myeong-han.github.io/_site Incremental build: disabled. Enable with –incremental Generating… done in 0.266 seconds. Auto-regeneration:…
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Linux Error Resolution: Resource Unavailable
💡 Linux Error Resolution: Resource Unavailable — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Linux Error Resolution: Resource Unavailable. resource temporarily unavailable Resource usage limit needs to be lifted: transport endpoint is not connected Requires unmounting filesystem: fues overview: filesystem check: If the issue is wsl related: