bookmarks

OS and CLI

Linux

• Boot
  • Linux Boot Process Part 1, Part 2
  • All-Stages-of-Linux-Booting-Process
  • systemd boot process in Linux
• Memory:
  • How Much Memory Does the Process Really Take on Linux?
  • Как Linux работает с памятью
  • Memory by Florent Brunea
    • Part 1: Memory Types
    • Part 2: Understanding Process memory
    • Part 3: Managing memory
• Load Average:
  • Load Average в Linux: разгадка тайны
  • Linux Load Averages: Solving the Mystery
  • Что такое Load Average и какую информацию он несет
• Disks
  • Understanding disk usage
  • Кое-что об inode
• Swap
  • Почему линукс использует swap-файл
    • part1
    • part2
• Misc
  • Linux-insides en ru
  • Linux process priorities demystified
  • How to Trace Linux System Calls in Production with Minimal Impact on Performance
  • htop explained
  • The UNIX who command
  • Socat
  • VMstat explained
• Control groups:
  • part 1: On the history of process grouping
  • part 2: On the different sorts of hierarchies
  • part 3: First steps to control
  • part 4: On accounting
  • part 5: The cgroup hierarchy
  • part 6: A look under the hood
  • part 7: To unity and beyond
• Etc
  • Where does my computer get the time from?
  • SSL\TLS certificates stores
  • How to Set Environment Variables in Linux and Mac: The Missing Manual
  • Bash: about .bashrc, .bash_profile, .profile, /etc/profile, etc/bash.bashrc and others
  • How are Unix pipes implemented?
  • systemd playground
  • Avoiding complexity with systemd
  • A Complete Guide to Managing Log Files with Logrotate

CLI

• Shell style guide
• The Art of Command Line
• Console services
• An Opinionated Guide to xargs
• BASH:
  • Bash Job Control
  • Bash coprocess
  • Pure bash bible
  • BASH Cheatsheet
  • BASH script template
  • Bash hackers wiki
  • Modern Bash (Zsh) Scripting
  • https://betterdev.blog/minimal-safe-bash-script-template/
• SED:
  • Sed - An Introduction and Tutorial by Bruce Barnett
  • sed, a stream editor
  • F’Awk Yeah! Advanced sed and awk Usage
• AWK
  • AWK in 20 mins
• Find:
  • A BIG collection of Unix/Linux 'find' command examples
• ZSH
  • awesome-zsh-plugins

SED\AWK\Perl\Bash\Curl oneliners

• Sed oneliners explained:
  1. File Spacing, Numbering and Text Conversion and Substitution
  2. Selective Printing of Certain Lines
  3. Selective Deletion of Certain Lines and Special Applications
  4. Part I: File Spacing, Numbering and Text Conversion and Substitution
  5. Part II: Selective Printing of Certain Lines
  6. Part III: Selective Deletion of Certain Lines and Special Applications
• AWK oneliners explained:
  1. File Spacing, Numbering and Calculations
  2. Text Conversion and Substitution
  3. Selective Printing and Deleting of Certain Lines
  4. String creation, array creation and update on selective printing of certain lines
• Perl oneliners explained
  1. File spacing
  2. Line Numbering
  3. Calculations
  4. String and Array Creation
  5. Text conversion and substitution 6 Selective printing and deleting of lines
  6. Handy Regular Expressions
  7. A Collection of Handy Perl Scripts
• Bash onliners (in progress...)
  1. Working with files
  2. Working with strings
  3. All about redirections
  4. Working with history
  5. Navigating around
• Curl cookbook

Networking

• 1,000,000 Concurrent Connections
• Everything curl
• High Performance Browser Networking
• How 1500 bytes became the MTU of the internet
• Cheat Sheet on Curl Performance Metrics: how to benchmark server latency with curl ru
• rsync
  • How rsync works
  • The fastest remote directory rsync over ssh
• SDSM
• TCP connection in slow motion
• Network address translation
  • part1
  • part2
  • part3
  • part4
• Maximizing TCP Throughput in Linux: Understanding and Tuning Send and Receive Buffers
• How NAT traversal works?
• VXLAN & Linux
• Введение в VxLAN
• Introduction to Linux interfaces for virtual networking
• Multi-tier load-balancing with Linux
• iproute2:
  • Task-centered iproute2 manual
  • Task-centered iproute2 user guide
• Что обозначает вывод «ss -s»
• DNS Lookup:
  • Anatomy of a Linux DNS Lookup – Part I
  • Anatomy of a Linux DNS Lookup – Part II
  • Anatomy of a Linux DNS Lookup – Part III
  • Anatomy of a Linux DNS Lookup – Part IV
  • Anatomy of a Linux DNS Lookup – Part V
• ipv4 route lookuop
• URLs: It's complicated...
• What's in a hostname?

LB/HA

• The Patterns of Scalable, Reliable, and Performant Large-Scale Systems
• Introduction to modern network load balancing and proxying ru

VPN

• Understanding systemd-resolved, Split DNS, and VPN Configuration
• Wireguard
  • Route-based VPN on Linux with WireGuard
  • An introduction to WireGuard VPN

Proxy

Traefik

• Traefik v2 guide by examples
• The Cloud Native Edge Router

Nginx

• Check configs pip install gixy
• Nginx Configuration Snippets
• Nginx Admin's Handbook
• Nginx config generator
• Nginx tuning

Services

• Selfhosted services

Mail

• Your E-Mail Validation Logic is Wrong

Message Queue

• Почему Kafka такая быстрая

DB

• MongoDB
  • Виды репликации в MongoDB
  • Кластерные возможности MongoDB 🎥

DevOps

Ansible

• Ansible Vagrant Examples
• Ansible идемпотентный | 🎥
• Creating your first Ansible module
• Deep dive into Ansible ad hoc commands
• Testing
  • Podman and molecule
    • Developing and Testing Ansible Roles with Molecule and Podman - Part 1
    • Developing and Testing Ansible Roles with Molecule and Podman - Part 2

Service Discovery

• Service Discovery в распределенных системах на примере Consul

Docker

• Различия между Docker, containerd, CRI-O и runc
• Containers from Scratch
• How Docker Container Networking Works - Mimic It Using Linux Network Namespaces
• Docker swarm:
  • Docker Swarm – Single Node
  • Docker Swarm – Multiply Nodes
  • Docker Swarm – Bridge Network
  • Docker Swarm – Overlay Network
• Docker overlay networks
  • Deep dive into Docker Overlay Networks : Part 1
  • Deep dive into Docker Overlay Networks : Part 2
  • Deep dive into Docker Overlay Networks : Part 3
    • youtube
• Container Networking Is Simple!
• Docker resource management via Cgroups and systemd
• Introduction to container DNS

Dockerless

• Dockerless
  • part 1: Which tools to replace Docker with and why
  • part 2: How to build container image for Rails application without - Docker and Dockerfile
  • part 3: Moving development environment to containers with -Podman
• The tool that really runs your containers: deep dive into runc and OCI specifications
• Docker Images Without Docker — A Practical Guide
• Building containers without Docker

Monitoring

• Prometheus

  • PromQL Cheat Sheet
  • Replace and remove a label in a Prometheus Query
  • Monitoring Linux Processes using Prometheus and Grafana
  • Prometheus Monitoring : The Definitive Guide in 2019
  • The Definitive Guide To InfluxDB In 2019
  • Complete Node Exporter Mastery with Prometheus
  • Taking advantage of relabeling
    • youtube
  • Sample prometheus configuration explained
  • Monitoring-kubernetes-with-prometheus: examples
  • Анализ TSDB в Prometheus 2
  • Prometheus federation LAB
  • How to troubleshoot remote write issues in Prometheus
  • How relabeling in Prometheus works
  • Prometheus Cheat Sheet - How to Join Multiple Metrics (Vector Matching)
  • Understanding the Prometheus rate() function
  • Monitoring as Code на базе VictoriaMetrics и Grafana
  • Prometheus TSDB
    • Part 1: The Head Block
    • Part 2: WAL and Checkpoint
    • Part 3: Memory Mapping of Head Chunks from Disk
    • Part 4: Persistent Block and its Index
    • Part 5: Queries
  • Prometheus alert examples
    • https://awesome-prometheus-alerts.grep.to/
    • https://monitoring.mixins.dev/

• Elastiсsearch+Fluentd+Kibana

  • Part 1
  • Part 2
  • Part 3
  • Sources

• Мониторинг веб проектов

  • Мониторинг всех слоев web-проекта
  • Типовое внедрение мониторинга, pdf
  • Мониторинг Postgresql: запросы
  • Мониторинг сетевого стека linux
  • Tracking request duration with Prometheus

• metrics_ru_faq

IaC

• Соглашения об именовании в Terraform

GitOps

• Что же такое GitOps? (https://habr.com/ru/company/flant/blog/458878/)

SRE

• Linkedin school of SRE
• Your Percentiles are incorrect P99 of the times
• SLO Alerting for Mortals

Security

• RBAC like it was meant to be
• selinux
  • Selinux notebook
• HTTP
  • HTTP Headers
• PKI
  • How TLS works
  • A complete overview of SSL/TLS and its cryptographic system
  • How does https work
  • Illustrated X.509 Certificate
• SSH
  • Comparing SSH Keys - RSA, DSA, ECDSA, or EdDSA?
• Auth
  • OAuth Access Token Implementation
  • OAuth 2.0 Client Authentication
• 10 Useful Sudoers Configurations for Setting ‘sudo’ in Linux
• Vault
  • Managing SSH Access at Scale with HashiCorp Vault

Dev

• Command Line Interface Guidelines
• Git:
  • Скринкаст по GIT
  • Git series 1/3:
    • part1: Understanding git for real by exploring the .git directory
    • part2: Rebase and the golden rule explained
    • part3: Mastering git rebase
  • Git hooks
  • Visual GIT guide
  • All needed git commands in one script
  • 7 Git tricks that changed my life
• The Architecture of Open Source Applications
• Make:
  • Makefile tutorial
  • New make
  • Начало работы с Makefile
  • Makefile cheatsheets
• DEB build:
  • Build debian packages for simple shell scripts
  • NFPM
  • Pragmatic Debian packaging
• REST
  • JSON API – работаем по спецификации
• Commits
  • Conventional Commits
• Versioning
  • Семантическое Версионирование 2.0.0
  • Debian Version Numbers
  • Fedora Versioning Examples
• VIM
  • Is Vim Really Not For You? A Beginner Guide
  • A Vim Guide for Intermediate Users
  • 5 lines I put in a blank .vimrc
• Python
  • Creating the Perfect Python Dockerfile
  • Production Recipes: Flask App

Softskills

• Teamlead
• Sysadmin interview questions
• Reverse interview

Other

• https://github.com/alex/what-happens-when
• https://github.com/trimstray/the-book-of-secret-knowledge
• Build a Hugo static site in your browser using GitHub Codespaces - https://shotor.com/blog/build-a-hugo-static-site-in-your-browser-using-github-codespaces/
• Compression Tools Compared https://www.linuxjournal.com/article/8051

VSCode

• Visual Studio Code is unable to watch for file changes in this large workspace" (error ENOSPC)