Disk wiping: Difference between revisions
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* To wipe an HDD by writing zeros to it: | * To wipe an HDD by writing zeros to it: | ||
:<code># ddrescue -f /dev/zero /dev/ | :<code># ddrescue -f /dev/zero /dev/adaX</code> | ||
:The average speed is above 100 MB/s, so 1 TB takes about 2-3 hours. | :The average speed is above 100 MB/s, so 1 TB takes about 2-3 hours. | ||
* To wipe an Intel/Solidigm Data Center SSD by the [https://www.solidigm.com/support-page/drivers-downloads/ka-00085.html Solidigm Storage Tool] (on Linux): | * To wipe an Intel/Solidigm Data Center SSD by the [https://www.solidigm.com/support-page/drivers-downloads/ka-00085.html Solidigm Storage Tool] (on Linux): | ||
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* To wipe a SSD by the ATA Security Erase command: | * To wipe a SSD by the ATA Security Erase command: | ||
#Delete all partitions and destroy the partitioning scheme | #Delete all partitions and destroy the partitioning scheme | ||
#:<code>gpart destroy -F adaX</code> | #:<code># gpart destroy -F adaX</code> | ||
#Make sure the drive is not frozen and support "enhanced erase" | #Make sure the drive is '''not frozen''' and support '''"enhanced erase"''' | ||
#:<code># camcontrol security adaX</code> | #:<code># camcontrol security adaX</code> | ||
#Issue the ATA Secure Erase command | |||
#Issue the ATA Secure Erase command | |||
#:<code># camcontrol security adaX -U user -s Erase -h Erase</code> | #:<code># camcontrol security adaX -U user -s Erase -h Erase</code> | ||
[[Category: FreeBSD]] | [[Category: FreeBSD]] | ||
[[Category: Linux]] | [[Category: Linux]] | ||
[[Category: Hardware]] | [[Category: Hardware]] | ||
Latest revision as of 20:37, 15 May 2026
- To wipe an HDD by writing zeros to it:
# ddrescue -f /dev/zero /dev/adaX- The average speed is above 100 MB/s, so 1 TB takes about 2-3 hours.
- To wipe an Intel/Solidigm Data Center SSD by the Solidigm Storage Tool (on Linux):
- Delete all partitions
# sst delete --ssd <index>
- The
<index>can be found by using the command # sst show --ssd
- The
- To wipe a SSD by the ATA Security Erase command:
- Delete all partitions and destroy the partitioning scheme
# gpart destroy -F adaX
- Make sure the drive is not frozen and support "enhanced erase"
# camcontrol security adaX
- Issue the ATA Secure Erase command
# camcontrol security adaX -U user -s Erase -h Erase