Linux Disk Storage Cheat Sheet/Erase old signatures

Remove existing filesystem, RAID, or partition signatures.

Section: Partitions and Labels

Erase old signatures

bash
bash
sudo wipefs -a /dev/sdb
Explanation

Remove existing filesystem, RAID, or partition signatures.

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Compare similar commands or jump into common fixes when this command is part of a bigger troubleshooting path.

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See what signatures exist before repurposing a disk.
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