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May 5, 2026 · Operations

From 3.10 to 6.14: A Linux Kernel Upgrade Pitfall Diary – Save 10 Sleepless Nights

This 6,000‑word guide walks through why and how to upgrade Linux kernels—from 3.10 to 6.14—covering pre‑upgrade checks, CentOS/RHEL and Ubuntu/Debian procedures, manual compilation, a production‑ready checklist, common failures, and a reliable rollback plan.