Practical DevOps Architecture

Nov 10, 2025 · Operations

Convert MBR to GPT and Resize Linux Partitions Without Data Loss

This guide walks you through checking the current partition layout, converting an MBR‑styled disk to GPT using fdisk and GNU Parted, recreating the partition, formatting it with ext4, mounting it, and finally expanding the filesystem to utilize the full cloud‑disk capacity, all while preserving existing data.