We look at the Pod Lifecycle Event Generator (PLEG) module in Kubernetes and show how to troubleshoot various issues.
TLDR: Write a C program that calls the syscall getdents directly, with a large buffer size, ignore entries with inode == 0.
An agile sprint: crafting a prototype within 24 hours, a well-functioning service within 4 weeks and a stable, scalable video conference solution within 6 weeks.An agile sprint: crafting a prototype within 24 hours, a well-functioning service within 4 weeks and a stable, scalable video conference solution within 6 weeks.
Using Linux & bumped into journald? Learn what it is, what are its benefits & more. We also analyze the journald vs syslog battle (see why journald wins!)
On any server, the logs can start to add up and take considerable amount of disk space. Systemd conveniently stores these in /var/log/journal and has a systemctl command to help clear them. Take this example: $ du -hs /var/log/journal/ 4.1G /var/log/journal/ 4.1GB worth of journal files, with the oldest dating back over 2 months. $ …
Log every executed command to syslog (a.k.a. Snoopy Logger).
Portainer is an open-source lightweight management UI which allows you to easily manage your Docker host or Swarm cluster
A command line tool to view namespaces and cgroups, useful for low-level container prodding.
upd89 is a system update management for debian based systems. It consists of two components: the control center and agents.
A terminal based search engine for bash commands
http-prompt - HTTPie + prompt_toolkit = an interactive command-line HTTP client featuring autocomplete and syntax highlighting