From 8537b6fbbf0e8b847be1d29befae31a01d0e4959 Mon Sep 17 00:00:00 2001
From: CorentinMre <72888555+CorentinMre@users.noreply.github.com>
Date: Sun, 12 Oct 2025 11:59:31 +0200
Subject: [PATCH] fix: use actual memory usage excluding cache/buffers in
 monitoring

- Replace v.Used with (Total - Available) calculation
- Provides accurate memory usage for monitoring alerts
- Prevents false alerts caused by Linux cache/buffers
- Aligns with 'free -h' available memory metric
---
 apps/monitoring/monitoring/monitor.go | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/apps/monitoring/monitoring/monitor.go b/apps/monitoring/monitoring/monitor.go
index 0beb4320f..eef1e5d85 100644
--- a/apps/monitoring/monitoring/monitor.go
+++ b/apps/monitoring/monitoring/monitor.go
@@ -130,7 +130,8 @@ func GetServerMetrics() database.ServerMetric {
 	}
 
 	memTotalGB := float64(v.Total) / 1024 / 1024 / 1024
-	memUsedGB := float64(v.Used) / 1024 / 1024 / 1024
+	memAvailableGB := float64(v.Available) / 1024 / 1024 / 1024
+	memUsedGB := memTotalGB - memAvailableGB
 	memUsedPercent := (memUsedGB / memTotalGB) * 100
 
 	var networkIn, networkOut float64