From 6ba208a4559f600c1b34fb878174589b581b3bbf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Cl=C3=A9ment=20D=C3=A9siles?=
 <1536672+cdesiles@users.noreply.github.com>
Date: Fri, 18 Sep 2026 18:35:04 +0200
Subject: [PATCH] docs(zfs): link pool capacity metric to Grafana alerts

---
 roles/zfs/README.md | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/roles/zfs/README.md b/roles/zfs/README.md
index 8c3df94..11d5fb3 100644
--- a/roles/zfs/README.md
+++ b/roles/zfs/README.md
@@ -57,6 +57,9 @@ otherwise.
 These feed the **ZFS - Pools & Datasets** Grafana dashboard. node_exporter's
 built-in `--collector.zfs` exposes ARC, I/O and pool state only, not capacity.
 
+`zfs_pool_capacity_percent` also drives Grafana capacity alerts (80/90/95%
+tiers) to ntfy, provisioned by the `grafana` role — see `roles/grafana/README.md`.
+
 Tunables (`defaults/main.yml`): `zfs_metrics_enabled`, `zfs_metrics_dir`,
 `zfs_metrics_script_path`, `zfs_metrics_interval`.