From 3962b3a0f6cde1fb60520df3e11dfc0ac96f3a25 Mon Sep 17 00:00:00 2001
From: cryptogopher <cryptogopher@noreply.me>
Date: Sun, 8 Feb 2026 17:39:15 +0100
Subject: [PATCH] Add integrity layer presence check

---
 _posts/sysadm/2023-09-15-lvm-cheat-sheet.tl | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/_posts/sysadm/2023-09-15-lvm-cheat-sheet.tl b/_posts/sysadm/2023-09-15-lvm-cheat-sheet.tl
index a5f4f88..83f4081 100644
--- a/_posts/sysadm/2023-09-15-lvm-cheat-sheet.tl
+++ b/_posts/sysadm/2023-09-15-lvm-cheat-sheet.tl
@@ -65,6 +65,11 @@ If RAID1 with integrity LV requires refresh (partial synchronization) due to
 e.g.  device write errors, but both PVs are otherwise available, take the
 following steps to fix it:
 
+* check if integrity layer is present:
+{% highlight bash %}
+# lvs -o+raidintegritymode
+{% endhighlight %}
+
 * remove integrity layer:
 {% highlight bash %}
 # lvconvert --raidintegrity n vgdev/backup