diff --git a/config.gradle b/config.gradle
index 1b6257f0ef..5fbbb59fca 100644
--- a/config.gradle
+++ b/config.gradle
@@ -228,7 +228,7 @@ ext {
             passport_secret              : "com.zhidaoauto:sdk-java:1.0.5-SNAPSHOT",
 
             // 主线程卡顿监测
-            block_detector               : "com.mogo.eagle.core.block:runtime:10.60.0",
+            block_detector               : "com.mogo.eagle.core.block:runtime:10.80.0",
 
             //======================== google auto-service ===============
             google_auto_service          : "com.google.auto.service:auto-service:1.0-rc7",
diff --git a/core/function-impl/mogo-core-function-devatools/src/main/java/com/zhjt/mogo_core_function_devatools/perf/MoGoCpuUsageProviderImpl.kt b/core/function-impl/mogo-core-function-devatools/src/main/java/com/zhjt/mogo_core_function_devatools/perf/MoGoCpuUsageProviderImpl.kt
index 7fbe285425..5a8dedf7f8 100644
--- a/core/function-impl/mogo-core-function-devatools/src/main/java/com/zhjt/mogo_core_function_devatools/perf/MoGoCpuUsageProviderImpl.kt
+++ b/core/function-impl/mogo-core-function-devatools/src/main/java/com/zhjt/mogo_core_function_devatools/perf/MoGoCpuUsageProviderImpl.kt
@@ -15,7 +15,7 @@ internal class MoGoCpuUsageProviderImpl: IMoGoCpuUsageProvider {
 
     private var mainThreadCpuUsage: Long = 0L
 
-    private val maxSize = 500
+    private val maxSize = 50 // 取top50的线程占用
 
     private val map = LinkedHashMap<String, Long>(0, 0.75f, true)
 
@@ -23,16 +23,16 @@ internal class MoGoCpuUsageProviderImpl: IMoGoCpuUsageProvider {
 
     private val builder = ThreadLocal<StringBuilder>()
 
-    private val otherThreadLastTime = ThreadLocal<Long>()
+    private val otherThreadLaunchedTime = ThreadLocal<Long>()
 
     private val mainLooper = Looper.getMainLooper()
 
     override fun onProcessLaunched() {
-        processLaunchTime = SystemClock.elapsedRealtime()
+        processLaunchTime = SystemClock.elapsedRealtimeNanos()
     }
 
     override fun onMainThreadLaunched() {
-        mainThreadStartTime = Debug.threadCpuTimeNanos() / 1000_000
+        mainThreadStartTime = Debug.threadCpuTimeNanos()
     }
 
     override fun updateMainThreadTime() {
@@ -40,20 +40,23 @@ internal class MoGoCpuUsageProviderImpl: IMoGoCpuUsageProvider {
             return
         }
         if (mainThreadStartTime  > 0) {
-            mainThreadCpuUsage = (Debug.threadCpuTimeNanos() / 1000_000 - mainThreadStartTime)
+            val dur = Debug.threadCpuTimeNanos() - mainThreadStartTime
+            if (dur > 0) {
+                mainThreadCpuUsage = dur
+            }
         }
     }
 
     override fun updateOtherThreadTime() {
-        var last = otherThreadLastTime.get()
-        val now = Debug.threadCpuTimeNanos() / 1000_000
+        val last = otherThreadLaunchedTime.get()
+        val now = Debug.threadCpuTimeNanos()
         try {
             if (last == null) {
-                last = now
-                otherThreadLastTime.set(last)
+                otherThreadLaunchedTime.set(now)
+                return
             }
             val duration = now - last
-            if (duration < 1) {
+            if (duration <= 10000) {
                 return
             }
             var builder = builder.get()
@@ -66,14 +69,15 @@ internal class MoGoCpuUsageProviderImpl: IMoGoCpuUsageProvider {
             }
             builder.append(Thread.currentThread().name)
             lock.withLock {
-                while (map.size > maxSize) {
+                while (map.size >= maxSize) {
                     val toEvict = map.entries.iterator().next()
                     map.remove(toEvict.key)
                 }
-                map[builder.toString()] = map.getOrPut(builder.toString()) { 0 } + duration
+                val key = builder.toString()
+                map[key] = map.getOrPut(key) { 0L } + duration
             }
         } finally {
-            otherThreadLastTime.set(now)
+            otherThreadLaunchedTime.set(now)
         }
     }
 
@@ -83,7 +87,7 @@ internal class MoGoCpuUsageProviderImpl: IMoGoCpuUsageProvider {
                 val iterator = map.entries.iterator()
                 val rst = LinkedHashMap<String, Long>()
                 rst["MainThreadUsage"] = mainThreadCpuUsage
-                rst["ProcessUsage"] = SystemClock.elapsedRealtime() - processLaunchTime
+                rst["ProcessUsage"] = SystemClock.elapsedRealtimeNanos() - processLaunchTime
                 while (iterator.hasNext()) {
                     val next = iterator.next()
                     rst[next.key] = next.value