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Red Hat Certified System Administrator EX200 (RHEL 10) · Domain 5: Configure local storage

Listing disks and partitions with lsblk, blkid and fdisk -l

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Last reviewed September 25, 2026 · Leer en español

Before you partition, format or mount anything, you must know exactly which disks exist, how they are divided and what is already in use. Picking the wrong device is the most destructive mistake possible on the exam, so these read-only listing commands are the first thing to run in any storage task.

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