How to Detect and Fix Bad Sectors on Linux with badblocks and smartmontools

This guide explains what bad sectors are, why they matter, and provides step‑by‑step Linux commands using badblocks and smartmontools to scan disks, list faulty blocks, and mark them as unusable, helping administrators maintain storage health.

bad sectorsbadblocksdisk health

0 likes · 5 min read

How to Detect and Fix Bad Sectors on Linux with badblocks and smartmontools

Liangxu Linux

Jul 6, 2025 · Operations

How to Detect and Fix Bad Sectors on Linux with badblocks & smartmontools

Learn step-by-step how to identify and handle bad sectors on Linux disks using the badblocks utility and Smartmontools, covering device listing, scanning commands, marking defective blocks, and performing SMART health checks to maintain storage reliability and prevent hardware failures.

bad sectorsbadblocksdisk health

0 likes · 6 min read

How to Detect and Fix Bad Sectors on Linux with badblocks & smartmontools

Liangxu Linux

Jun 23, 2025 · Operations

Detect and Fix Bad Sectors on Linux with badblocks and Smartmontools

Learn step-by-step how to identify and handle bad sectors on Linux disks using the badblocks utility and Smartmontools, covering device enumeration, scanning commands, interpreting results, and marking defective blocks as unusable to maintain storage performance and prevent hardware failure.

bad sectorsbadblocksdisk health

0 likes · 6 min read

Detect and Fix Bad Sectors on Linux with badblocks and Smartmontools