Observability
eBPF explained: programs in the Linux kernel to observe without instrumenting
What eBPF is, how a program is verified and then run in the kernel, hook points (kprobes, uprobes, tracepoints, XDP), maps, CO-RE and what it changes for …
Guides & insights
A library for curious minds
Systems & Linux
Linux system architecture: kernel, boot and directory tree
Understand how a Linux server works: kernel and user space, the UEFI, GRUB, initramfs and systemd boot sequence, the FHS directory tree, /proc and /sys, a…
Learning never stops