From dce2127401cede02fbe3e42a82f8dd09e2363e41 Mon Sep 17 00:00:00 2001
From: th0ughtcrime <98361438+th0ughtcrime@users.noreply.github.com>
Date: Sun, 2 Oct 2022 23:25:35 +0300
Subject: [PATCH] mdadm: add sudo, add --zero-superblock example (#8618)

---
 pages/linux/mdadm.md | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/pages/linux/mdadm.md b/pages/linux/mdadm.md
index 4ff47b73f..daaf85183 100644
--- a/pages/linux/mdadm.md
+++ b/pages/linux/mdadm.md
@@ -5,24 +5,28 @@
 
 - Create array:
 
-`mdadm --create {{/dev/md/MyRAID}} --level {{raid_level}} --raid-devices {{number_of_disks}} {{/dev/sdXN}}`
+`sudo mdadm --create {{/dev/md/MyRAID}} --level {{raid_level}} --raid-devices {{number_of_disks}} {{/dev/sdXN}}`
 
 - Stop array:
 
-`mdadm --stop {{/dev/md0}}`
+`sudo mdadm --stop {{/dev/md0}}`
 
 - Mark disk as failed:
 
-`mdadm --fail {{/dev/md0}} {{/dev/sdXN}}`
+`sudo mdadm --fail {{/dev/md0}} {{/dev/sdXN}}`
 
 - Remove disk:
 
-`mdadm --remove {{/dev/md0}} {{/dev/sdXN}}`
+`sudo mdadm --remove {{/dev/md0}} {{/dev/sdXN}}`
 
 - Add disk to array:
 
-`mdadm --assemble {{/dev/md0}} {{/dev/sdXN}}`
+`sudo mdadm --assemble {{/dev/md0}} {{/dev/sdXN}}`
 
 - Show RAID info:
 
-`mdadm --detail {{/dev/md0}}`
+`sudo mdadm --detail {{/dev/md0}}`
+
+- Reset disk by deleting RAID metadata:
+
+`sudo mdadm --zero-superblock {{/dev/sdXN}}`