继续更改上面1.10.2的优先级使他们俩的优先级差不多
1 package com.cky.prioritydemo; 2 3 /** 4 * Created by edison on 2017/12/3. 5 */ 6 public class PriorityTest { 7 public static void main(String[] args) { 8 for (int i = 0; i < 5; i++) { 9 MyThread1 th1 = new MyThread1(); 10 th1.setPriority(5); 11 th1.start(); 12 MyThread2 th2 = new MyThread2(); 13 th2.setPriority(6); 14 th2.start(); 15 } 16 } 17 }
C:itsoftjdkinjava -Didea.launcher.port=7539 "-Didea.launcher.bin.path=C:itsoftideaIntelliJ IDEA 2016.3.3in" -Dfile.encoding=UTF-8 -classpath "C:itsoftjdkjrelibcharsets.jar;C:itsoftjdkjrelibdeploy.jar;C:itsoftjdkjrelibextaccess-bridge-32.jar;C:itsoftjdkjrelibextcldrdata.jar;C:itsoftjdkjrelibextdnsns.jar;C:itsoftjdkjrelibextjaccess.jar;C:itsoftjdkjrelibextjfxrt.jar;C:itsoftjdkjrelibextlocaledata.jar;C:itsoftjdkjrelibext ashorn.jar;C:itsoftjdkjrelibextsunec.jar;C:itsoftjdkjrelibextsunjce_provider.jar;C:itsoftjdkjrelibextsunmscapi.jar;C:itsoftjdkjrelibextsunpkcs11.jar;C:itsoftjdkjrelibextzipfs.jar;C:itsoftjdkjrelibjavaws.jar;C:itsoftjdkjrelibjce.jar;C:itsoftjdkjrelibjfr.jar;C:itsoftjdkjrelibjfxswt.jar;C:itsoftjdkjrelibjsse.jar;C:itsoftjdkjrelibmanagement-agent.jar;C:itsoftjdkjrelibplugin.jar;C:itsoftjdkjrelib esources.jar;C:itsoftjdkjrelib t.jar;C:多线程核心技术第一章outproduction第一章;C:itsoftideaIntelliJ IDEA 2016.3.3libidea_rt.jar" com.intellij.rt.execution.application.AppMain com.cky.prioritydemo.PriorityTest thread 1 use time=516 thread 1 use time=531 thread 2 use time=547 thread 2 use time=578 thread 1 use time=578 thread 1 use time=578 thread 2 use time=594 thread 1 use time=594 thread 2 use time=594 thread 2 use time=594 Process finished with exit code 0
结果说明线程的优先级与打印顺序无关，不要将两者的关系关联，他们的关系有不确定性和随机性