From 57ca61c68e2a2d9c9b8537795881346ae9d51c9f Mon Sep 17 00:00:00 2001
From: nyyu <mail@nyyu.dev>
Date: Fri, 18 Apr 2025 07:32:00 +0200
Subject: [PATCH] chore: conf

---
 conf/prometheus/alerts/node-exporter.yml | 4 ++--
 docker-compose.yml                       | 1 +
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/conf/prometheus/alerts/node-exporter.yml b/conf/prometheus/alerts/node-exporter.yml
index d52b34d..8a9eeb0 100644
--- a/conf/prometheus/alerts/node-exporter.yml
+++ b/conf/prometheus/alerts/node-exporter.yml
@@ -59,13 +59,13 @@ groups:
         description: "Disk is too busy (IO wait > 80%)\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"
 
     - alert: HostOutOfDiskSpace
-      expr: '(node_filesystem_avail_bytes{fstype!~"^(fuse.*|tmpfs|cifs|nfs)"} / node_filesystem_size_bytes < .10 and on (instance, device, mountpoint) node_filesystem_readonly == 0)'
+      expr: '(node_filesystem_avail_bytes{fstype!~"^(fuse.*|tmpfs|cifs|nfs|nfs4)"} / node_filesystem_size_bytes < .5 and on (instance, device, mountpoint) node_filesystem_readonly == 0)'
       for: 2m
       labels:
         severity: critical
       annotations:
         summary: Host out of disk space (instance {{ $labels.instance }})
-        description: "Disk is almost full (< 10% left)\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"
+        description: "Disk is almost full (< 5% left)\n  VALUE = {{ $value }}\n  LABELS = {{ $labels }}"
 
     - alert: HostDiskMayFillIn24Hours
       expr: 'predict_linear(node_filesystem_avail_bytes{fstype!~"^(fuse.*|tmpfs|cifs|nfs)"}[1h], 86400) <= 0 and node_filesystem_avail_bytes > 0'
diff --git a/docker-compose.yml b/docker-compose.yml
index 9248ac7..e46ea2a 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -52,6 +52,7 @@ services:
       - '--config.file=/etc/prometheus/prometheus.yml'
       - '--storage.tsdb.path=/prometheus'
       - '--storage.tsdb.retention.time=120d'
+      - '--storage.tsdb.wal-compression-type=zstd'
       - '--web.console.libraries=/etc/prometheus/console_libraries'
       - '--web.console.templates=/etc/prometheus/consoles'
       - '--web.enable-lifecycle'