主线程的子线程信息pool-1-thread-1

最新推荐文章于 2025-07-27 16:41:15 发布

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本文详细探讨了主线程如何创建并管理子线程，特别是关注于pool-1-thread-1这种常见线程池中的线程。通过实例分析，解释了子线程在并发执行中的角色，以及它们如何协同工作以提高程序效率。

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11-02 05:19:00.989   912   931 I am_anr  : [0,31740,com.android.vending,952811205,Broadcast of Intent { act=android.intent.action.PACKAGE_REMOVED dat=package:com.android.vending flg=0x4000010 cmp=com.android.vending/com.google.android.finsky.packagemanager.impl.PackageMonitorReceiverImpl$RegisteredReceiver (has extras) }]

"main" prio=5 tid=1 Waiting
  | group="main" sCount=1 dsCount=0 obj=0x7413c688 self=0xf0605400
  | sysTid=31740 nice=0 cgrp=pnpmgr_bg sched=0/0 handle=0xf3aeb534
  | state=S schedstat=( 269936378 1410847 122 ) utm=17 stm=9 core=5 HZ=100
  | stack=0xff7d9000-0xff7db000 stackSize=8MB
  | held mutexes=
  at java.lang.Object.wait!(Native method)
  - waiting on <0x0c15d2f3> (a java.lang.Object)
  at java.lang.Thread.parkFor$(Thread.java:2127)
  - locked <0x0c15d2f3> (a java.lang.Object)
  at sun.misc.Unsafe.park(Unsafe.java:325)
  at java.util.concurrent.locks.LockSupport.park(LockSupport.java:161)
  at java.util.concurrent.FutureTask.awaitDone(FutureTask.java:421)
  at java.util.concurrent.FutureTask.get(FutureTask.java:163)
  at com.google.b.a.a.a.a.a.c.a(SourceFile:44)
  at com.google.b.a.a.a.a.a.c.a(SourceFile:17)
  at com.google.android.finsky.application.FinskyApplication.getResources(SourceFile:-1)
  at org.chromium.net.i.a(SourceFile:11)
  at org.chromium.net.f.<init>(SourceFile:1)
  at com.google.android.finsky.utils.b.a.<init>(SourceFile:2)
  at com.google.android.finsky.application.d.cs(SourceFile:130)
  at com.google.android.finsky.application.d.ba(SourceFile:188)
  - locked <0x06830bb0> (a java.lang.Object)
  at com.google.android.finsky.application.FinskyApplication.onCreate(SourceFile:198)
  at android.app.Instrumentation.callApplicationOnCreate(Instrumentation.java:1024)
  at android.app.ActivityThread.handleBindApplication(ActivityThread.java:5503)
  at android.app.ActivityThread.-wrap2(ActivityThread.java:-1)
  at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1595)
  at android.os.Handler.dispatchMessage(Handler.java:110)
  at android.os.Looper.loop(Looper.java:203)
  at android.app.ActivityThread.main(ActivityThread.java:6251)
  at java.lang.reflect.Method.invoke!(Native method)
  at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1073)
  at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:934)

子线程

"pool-1-thread-1" prio=5 tid=12 Waiting
  | group="main" sCount=1 dsCount=0 obj=0x2ac0a670 self=0xe70d9700
  | sysTid=31756 nice=0 cgrp=pnpmgr_bg sched=0/0 handle=0xd5bda920
  | state=S schedstat=( 3230768 60000 5 ) utm=0 stm=0 core=0 HZ=100
  | stack=0xd5ad8000-0xd5ada000 stackSize=1038KB
  | held mutexes=
  at java.lang.Object.wait!(Native method)
  - waiting on <0x0bce4aba> (a java.lang.Object)
  at java.lang.Thread.parkFor$(Thread.java:2127)
  - locked <0x0bce4aba> (a java.lang.Object)
  at sun.misc.Unsafe.park(Unsafe.java:325)
  at java.util.concurrent.locks.LockSupport.park(LockSupport.java:161)
  at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2035)
  at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:413)
  at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1058)
  at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1118)
  at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:607)
  at java.lang.Thread.run(Thread.java:761)

在com.google.android.finsky主线程在进行getResources方法时候调用多线程方法，等待子线程，由于子线程pool-1-thread-1一直在做多线程耗时操作，导致主线程一直wait，导致ANR发生，当前android-log未打印出信息，但是通过当前的堆栈可以知道耗时操作在play store内部操作，系统未占用过多CPU资源，三方问题，非系统合作apk，无法处理。