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--- linux:notes:drive_wipe [2024/10/16 19:44] – Sean Rhone
+++ linux:notes:drive_wipe [2024/10/23 14:48] (current) – [4K Sectors] Sean Rhone
@@ Line 7: / Line 7: @@
   * Ideally use [[linux;distros;opensuse_tumbleweed_gnome#gnome_live|openSUSE Tumbleweed's latest GNOME Live image]] on USB due to it having up-to-date tools, a GUI, and USB data persistence ((can copy a command into Terminal and run it on one machine, boot the drive on another machine, and use Terminal history to re-run the command; it's quite convenient :p))
   * TODO: Leap GNOME: https://download.opensuse.org/download/distribution/openSUSE-stable/live/openSUSE-Leap-15.6-GNOME-Live-x86_64-Media.iso
+====== Notes ======
+  * [[linux:notes:ufs_freebsd_mount|FreeBSD UFS mount]] (from Linux LiveUSB)
+  * [[linux:notes:disk_gpt_format|Disk Format (GPT)]]
+  * [[linux:notes:rsync_nas|Drive-to-drive rsync]]
 ====== Tools ======
 <code>sudo zypper install 'nvme-cli' -y && sync</code>
+<code>sudo dnf install nvme-cli hdparm -y && sync</code>
 <code>sudo apt install 'nvme-cli' -y && sync</code>
-<code>sudo dnf install nvme-cli hdparm -y && sync</code>
+===== Dell Fan Speed =====
+  * 2024/10: Seemingly broken in new-ish/6.11+ kernels but works fine from 6.6(?) in oS Leap 15.6
+  sudo smbios-thermal-ctl --set-thermal-mode='performance'
 ====== Suspend/Wake ======
@@ Line 39: / Line 51: @@
 ====== Drive Wipe ======
-===== Notes =====
+===== NVMe =====
-  * 2024/05/02: TODO: Try ''nvme sanitize''
+==== Check LBA Formats ====
-==== 4K Sectors ====
+  * Switching is done with ''nvme format --lbaf=1''
-  * https://steamcommunity.com/discussions/forum/1/4739473745776804012/?tscn=1641033020#c3203747342915419588
+<code>sudo nvme id-ns '/dev/nvme0' --namespace-id='1' --human-readable</code>
-  * https://steamcommunity.com/discussions/forum/1/3203745634155479256
-  * :!: Steam and Oculus were **known** to be broken with 4K sector size on Windows 11
+<code>sudo smartctl --all '/dev/nvme0'</code>
-  * Steam and Oculus worked fine with 4K sector size on Windows 10 LTSC 2021 and Linux
-  * iTunes possibly fails with 4K sectors due to Bonjour and dnssd.dll ([[https://www.techpowerup.com/forums/threads/setting-4k-sector-size-on-nvme-ssds-does-performance-actually-change.289757/page-3#post-4981622|thread]])
-  * See [[#sector_size]] to check or switch to available sector disk formats
+==== nvme0 ====
-===== nvme0 =====
+  * This is using LBA Format ''0''
+  * Last tested: ''Samsung Electronics Co Ltd NVMe SSD Controller PM9A1/PM9A3/980PRO'' (only 1 LBA Format at ''512'')
-  * :!: This is using LBA Format ''1'' for 4K sector size
+<code>sudo blkdiscard --force --verbose '/dev/nvme0n1' && sudo nvme format '/dev/nvme0' --force --namespace-id='1' --lbaf='0' --reset --ses='1' --pil='0' --pi='0' --ms='0' && sudo rm -f '/sys/firmware/efi/efivars/'* || sync</code>
-<code>sudo blkdiscard --force --verbose '/dev/nvme0n1' && sync && sudo nvme format '/dev/nvme0' --force --namespace-id='1' --lbaf='1' --reset --ses='1' --pil='0' --pi='0' --ms='0' && sudo rm -f '/sys/firmware/efi/efivars/'* || sync</code>
+=== Individual ===
-<code>sudo blkdiscard --force --verbose '/dev/nvme0n1' && sync</code>
+<code>sudo blkdiscard --force --verbose '/dev/nvme0n1'</code>
-<code>sudo nvme format '/dev/nvme0' --force --namespace-id='1' --lbaf='1' --reset --ses='1' --pil='0' --pi='0' --ms='0' && sync</code>
+<code>sudo nvme format '/dev/nvme0' --force --namespace-id='1' --lbaf='0' --reset --ses='1' --pil='0' --pi='0' --ms='0'</code>
 <code>sudo wipefs --all --force '/dev/nvme0n1'</code>
-==== LBA 0 ====
+<code>sudo dd if='/dev/zero' of='/dev/nvme0n1' count='1024'</code>
-  * :!: This is using LBA Format ''0'' for 512 sector size
+===== sda/b/c =====
-<code>sudo blkdiscard --force --verbose '/dev/nvme0n1' && sync && sudo nvme format '/dev/nvme0' --force --namespace-id='1' --lbaf='0' --reset --ses='1' --pil='0' --pi='0' --ms='0' && sudo rm -f '/sys/firmware/efi/efivars/'* || sync</code>
+==== LBA Formats ====
-<code>sudo nvme format '/dev/nvme0' --force --namespace-id='1' --lbaf='0' --reset --ses='1' --pil='0' --pi='0' --ms='0' && sync</code>
+=== Check ===
-===== nvme1 =====
+****
-  * :!: This is using LBA Format ''0''
+<code>sudo smartctl --all '/dev/sda'</code>
-<code>sudo blkdiscard --force --verbose '/dev/nvme1n1' && sync && sudo nvme format '/dev/nvme1' --force --namespace-id='1' --lbaf='0' --reset --ses='1' --pil='0' --pi='0' --ms='0' && sudo rm -f '/sys/firmware/efi/efivars/'* || sync</code>
+=== Switch ===
-<code>sudo blkdiscard --force --verbose '/dev/nvme1n1' && sync</code>
+****
-<code>sudo nvme format '/dev/nvme1' --force --namespace-id='1' --lbaf='0' --reset --ses='1' --pil='0' --pi='0' --ms='0' && sync</code>
+<code>sudo hdparm --set-sector-size '4096' '/dev/sda'</code>
-<code>sudo wipefs --all --force '/dev/nvme1n1'</code>
+==== sda ====
-===== sda =====
+****
-<code>sudo blkdiscard --force --verbose '/dev/sda' && sync && sudo hdparm --user-master u --security-set-pass 'x' '/dev/sda' && sudo hdparm --user-master u --security-erase 'x' '/dev/sda' && sudo hdparm --user-master u --security-set-pass 'x' '/dev/sda' && sudo hdparm --user-master u --security-erase-enhanced 'x' '/dev/sda' && sudo rm -f '/sys/firmware/efi/efivars/'* || sync</code>
+<code>sudo blkdiscard --force --verbose '/dev/sda' && sudo hdparm --user-master u --security-set-pass 'x' '/dev/sda' && sudo hdparm --user-master u --security-erase 'x' '/dev/sda' && sudo hdparm --user-master u --security-set-pass 'x' '/dev/sda' && sudo hdparm --user-master u --security-erase-enhanced 'x' '/dev/sda' && sudo rm -f '/sys/firmware/efi/efivars/'* || sync</code>
-<code>sudo blkdiscard --force --verbose '/dev/sda' && sync</code>
+=== Individual ===
-<code>sudo hdparm --user-master u --security-set-pass 'x' '/dev/sda' && sudo hdparm --user-master u --security-erase 'x' '/dev/sda' && sync</code>
+<code>sudo blkdiscard --force --verbose '/dev/sda'</code>
-<code>sudo hdparm --user-master u --security-set-pass 'x' '/dev/sda' && sudo hdparm --user-master u --security-erase-enhanced 'x' '/dev/sda' && sync</code>
+<code>sudo hdparm --user-master u --security-set-pass 'x' '/dev/sda' && sudo hdparm --user-master u --security-erase 'x' '/dev/sda'</code>
+<code>sudo hdparm --user-master u --security-set-pass 'x' '/dev/sda' && sudo hdparm --user-master u --security-erase-enhanced 'x' '/dev/sda'</code>
 <code>sudo wipefs --all --force '/dev/sda'</code>
-===== sdb =====
+<code>sudo dd if='/dev/zero' of='/dev/sda' count='1024'</code>
+==== sdb ====
+****
+<code>sudo blkdiscard --force --verbose '/dev/sdb' && sudo hdparm --user-master u --security-set-pass 'x' '/dev/sdb' && sudo hdparm --user-master u --security-erase 'x' '/dev/sdb' && sudo hdparm --user-master u --security-set-pass 'x' '/dev/sdb' && sudo hdparm --user-master u --security-erase-enhanced 'x' '/dev/sdb' && sudo rm -f '/sys/firmware/efi/efivars/'* || sync</code>
-<code>sudo blkdiscard --force --verbose '/dev/sdb' && sync && sudo hdparm --user-master u --security-set-pass 'x' '/dev/sdb' && sudo hdparm --user-master u --security-erase 'x' '/dev/sdb' && sudo hdparm --user-master u --security-set-pass 'x' '/dev/sdb' && sudo hdparm --user-master u --security-erase-enhanced 'x' '/dev/sdb' && sudo rm -f '/sys/firmware/efi/efivars/'* || sync</code>
+=== Individual ===
-<code>sudo blkdiscard --force --verbose '/dev/sdb' && sync</code>
+<code>sudo blkdiscard --force --verbose '/dev/sdb'</code>
-<code>sudo hdparm --user-master u --security-set-pass 'x' '/dev/sdb' && sudo hdparm --user-master u --security-erase 'x' '/dev/sdb' && sync</code>
+<code>sudo hdparm --user-master u --security-set-pass 'x' '/dev/sdb' && sudo hdparm --user-master u --security-erase 'x' '/dev/sdb'</code>
-<code>sudo hdparm --user-master u --security-set-pass 'x' '/dev/sdb' && sudo hdparm --user-master u --security-erase-enhanced 'x' '/dev/sdb' && sync</code>
+<code>sudo hdparm --user-master u --security-set-pass 'x' '/dev/sdb' && sudo hdparm --user-master u --security-erase-enhanced 'x' '/dev/sdb'</code>
 <code>sudo wipefs --all --force '/dev/sdb'</code>
-===== sdc =====
+<code>sudo dd if='/dev/zero' of='/dev/sdb' count='1024'</code>
-<code>sudo blkdiscard --force --verbose '/dev/sdc' && sync && sudo hdparm --user-master u --security-set-pass 'x' '/dev/sdc' && sudo hdparm --user-master u --security-erase 'x' '/dev/sdc' && sudo hdparm --user-master u --security-set-pass 'x' '/dev/sdc' && sudo hdparm --user-master u --security-erase-enhanced 'x' '/dev/sdc' && sudo rm -f '/sys/firmware/efi/efivars/'* || sync</code>
+==== sdc ====
-<code>sudo blkdiscard --force --verbose '/dev/sdc' && sync</code>
+****
-<code>sudo hdparm --user-master u --security-set-pass 'x' '/dev/sdc' && sudo hdparm --user-master u --security-erase 'x' '/dev/sdc' && sync</code>
+<code>sudo blkdiscard --force --verbose '/dev/sdc' && sudo hdparm --user-master u --security-set-pass 'x' '/dev/sdc' && sudo hdparm --user-master u --security-erase 'x' '/dev/sdc' && sudo hdparm --user-master u --security-set-pass 'x' '/dev/sdc' && sudo hdparm --user-master u --security-erase-enhanced 'x' '/dev/sdc' && sudo rm -f '/sys/firmware/efi/efivars/'* || sync</code>
-<code>sudo hdparm --user-master u --security-set-pass 'x' '/dev/sdc' && sudo hdparm --user-master u --security-erase-enhanced 'x' '/dev/sdc' && sync</code>
+=== Individual ===
-<code>sudo wipefs --all --force '/dev/sdc'</code>
+<code>sudo blkdiscard --force --verbose '/dev/sdc'</code>
-====== Sector Size ======
+<code>sudo hdparm --user-master u --security-set-pass 'x' '/dev/sdc' && sudo hdparm --user-master u --security-erase 'x' '/dev/sdc'</code>
-  * https://community.wd.com/t/sn550-why-it-uses-512b-sector-instead-of-4096/250724
+<code>sudo hdparm --user-master u --security-set-pass 'x' '/dev/sdc' && sudo hdparm --user-master u --security-erase-enhanced 'x' '/dev/sdc'</code>
-  * https://filers.blogspot.com/2018/12/how-to-format-nvme-drive.html
-  * https://wiki.archlinux.org/title/Advanced_Format
-  * https://unix.stackexchange.com/questions/562571/switching-hdd-sector-size-to-4096-bytes
-  * https://www.thomas-krenn.com/en/wiki/Advanced_Sector_Format_of_Block_Devices
-===== NVMe =====
+<code>sudo wipefs --all --force '/dev/sdc'</code>
-<code>sudo nvme id-ns '/dev/nvme0' --namespace-id='1' --human-readable</code>
+<code>sudo dd if='/dev/zero' of='/dev/sdc' count='1024'</code>
-<code>sudo smartctl --all '/dev/nvme0'</code>
+====== Sector Size Notes ======
-===== sda =====
+===== 4K Sectors =====
-<code>sudo smartctl --all '/dev/sda1'</code>
+  * https://steamcommunity.com/discussions/forum/1/4739473745776804012/?tscn=1641033020#c3203747342915419588
+  * https://steamcommunity.com/discussions/forum/1/3203745634155479256
-<code>sudo hdparm --set-sector-size '4096' '/dev/sda'</code>
+  * :!: Steam and Oculus were **known** to be broken with 4K sector size on Windows 11
+  * Steam and Oculus worked fine with 4K sector size on Windows 10 LTSC 2021 and Linux
+  * iTunes possibly fails with 4K sectors due to Bonjour and dnssd.dll ([[https://www.techpowerup.com/forums/threads/setting-4k-sector-size-on-nvme-ssds-does-performance-actually-change.289757/page-3#post-4981622|post]])
+===== Sector Size =====
+  * https://community.wd.com/t/sn550-why-it-uses-512b-sector-instead-of-4096/250724
+  * https://filers.blogspot.com/2018/12/how-to-format-nvme-drive.html
+  * https://wiki.archlinux.org/title/Advanced_Format
+  * https://unix.stackexchange.com/questions/562571/switching-hdd-sector-size-to-4096-bytes
+  * https://www.thomas-krenn.com/en/wiki/Advanced_Sector_Format_of_Block_Devices