From f588f7f8d4414e9fab2cc16f711c14547cd32dd0 Mon Sep 17 00:00:00 2001
From: Cooldude2606 <25043174+Cooldude2606@users.noreply.github.com>
Date: Tue, 2 Jun 2026 22:49:45 +0100
Subject: [PATCH] Guard against div0 in cpuUsage (#918)

---
 packages/lib/src/system_collectors.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/packages/lib/src/system_collectors.ts b/packages/lib/src/system_collectors.ts
index 7369ecc4..adadc0ad 100644
--- a/packages/lib/src/system_collectors.ts
+++ b/packages/lib/src/system_collectors.ts
@@ -132,7 +132,9 @@ export async function gatherSystemInfo(
 	const currentIdleCpuMs = cpus.map(({ times }) => times.idle);
 	const deltaTotalCpuMs = minZip(previousTotalCpuMs, currentTotalCpuMs).map(([prev, curr]) => curr - prev);
 	const deltaIdleCpuMs = minZip(previousIdleCpuMs, currentIdleCpuMs).map(([prev, curr]) => curr - prev);
-	const cpuUsage = minZip(deltaTotalCpuMs, deltaIdleCpuMs).map(([total, idle]) => (total - idle) / total);
+	const cpuUsage = minZip(deltaTotalCpuMs, deltaIdleCpuMs).map(
+		([total, idle]) => (total <= 0 ? 0 : (total - idle) / total)
+	);
 	previousTotalCpuMs = currentTotalCpuMs;
 	previousIdleCpuMs = currentIdleCpuMs;
 	const stats = await fs.statfs(".");