6 Linux IPC Mechanisms: When to Use Each
Pick the right Linux IPC mechanism for your task: pipes for streaming, sockets for client-server, shared memory for throughput, signals for notifications.
Tag: Linux kernel modules
Automatic Kernel Module Blacklisting for Sysadmins
Sysadmins automating kernel module blacklisting must verify each module’s purpose before fleet deployment to avoid silent boot failures and outages.
Lsmod vs Modprobe: List Loaded Kernel Modules
lsmod lists what the kernel loaded right now; modprobe loads modules and resolves dependencies. Learn which tool does what and why modprobe list doesn’t exist.
Rocky Linux: Remove Old Kernels Safely in 5 Steps
Use uname and DNF to remove old Rocky Linux kernels safely, preserve a rollback option, and avoid deleting files from /boot or /lib/modules by hand.
Ubuntu Modules-Load.d: Autoload Kernel Modules at Boot
Use /etc/modules-load.d/.conf files with systemd-modules-load.service to persistently autoload kernel modules on Ubuntu. Step-by-step setup and troubleshooting.
How to Load Linux Kernel Modules With Modprobe
Use modprobe to load Linux kernel modules safely with dependency resolution. This guide covers the commands, diagnostics, and configuration you need.
Where Linux Kernel GPLv2 Licensing Is Defined
The kernel’s COPYING file states GPL-2.0-only with the syscall note. Use official tree paths to verify files, headers, and modules for legal research.
Fix Kernel Module Load Jobs: Diagnose Boot Delays
Kernel module load jobs hang boot. Read the logs with journalctl, identify the failing module with modprobe, and fix it without masking systemd.
Kernel Missing or Contains Errors: Diagnose the Boot Chain
Kernel is missing or contains errors usually signals a boot loader mismatch, not a lost file. Learn which link in the boot chain broke and how to fix it.
Linux Kernel Failures: A Reliable Debugging Workflow
Start with logs, reproduce the failure, decode oops traces, and use dynamic debug, symbols, kdump, or git bisect to isolate the kernel bug safely.
Linux Kernel Modules: Load, Unload, and Troubleshoot
Master kernel modules with lsmod, modprobe, and dmesg. Learn to load drivers, manage dependencies, and fix load failures without rebooting your system.