From c0344337c86f23330f06f2a3968c2c658fb7cec0 Mon Sep 17 00:00:00 2001
From: ascrutae <nzt48.xin@gmail.com>
Date: Sat, 9 Sep 2017 17:24:04 +0800
Subject: [PATCH] fix issue that cpu metric data is incorrect

---
 .../skywalking/apm/agent/core/jvm/cpu/CPUMetricAccessor.java    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/apm-sniffer/apm-agent-core/src/main/java/org/skywalking/apm/agent/core/jvm/cpu/CPUMetricAccessor.java b/apm-sniffer/apm-agent-core/src/main/java/org/skywalking/apm/agent/core/jvm/cpu/CPUMetricAccessor.java
index e0dc1a6fb..4af6f145c 100644
--- a/apm-sniffer/apm-agent-core/src/main/java/org/skywalking/apm/agent/core/jvm/cpu/CPUMetricAccessor.java
+++ b/apm-sniffer/apm-agent-core/src/main/java/org/skywalking/apm/agent/core/jvm/cpu/CPUMetricAccessor.java
@@ -27,6 +27,6 @@ public abstract class CPUMetricAccessor {
         long now = System.nanoTime();
 
         CPU.Builder cpuBuilder = CPU.newBuilder();
-        return cpuBuilder.setUsagePercent(cpuCost * 1.0d / (now - lastSampleTimeNs) * cpuCoreNum).build();
+        return cpuBuilder.setUsagePercent(cpuCost * 1.0d / ((now - lastSampleTimeNs) * cpuCoreNum)).build();
     }
 }