"blocker" runnable java.lang.Thread.State: RUNNABLE at com.jiuqi.hcl.javadump.Blocker$1.run(Blocker.java:23) - locked <0x00000000eb8eff68> (a java.lang.Object) "blockee-11" waiting for monitor entry java.lang.Thread.State: BLOCKED (on object monitor) at com.jiuqi.hcl.javadump.Blocker$...
打开thread_dump.txt文件,查看其中的堆栈信息,找到包含Waiting on condition关键字的线程。 步骤三:定位问题所在 分析Waiting on condition的线程堆栈信息,找到问题所在的代码位置。 步骤四:解决问题 根据定位到的问题所在,编写代码或调整配置来解决问题。 3. 甘特图 步骤一步骤二步骤三步骤四整件事情的流程Java jstack ...
➜ ~ps-ef |grepjava50122812261011:48PM ttys0000:52.81/Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/bin/java -XstartOnFirstThread -Xms1024m -Xmx2048m -XX:MaxPermSize=256m -Dhttps.protocols=TLSv1,TLSv1.1,TLSv1.2-Djava.library.path=./../libswt/osx64/ -DKETTLE_HOME...
* Created by leboop on 2019/1/16. */ public class DeadLock implements Runnable { private String a = ""; private String b = ""; public DeadLock(String a, String b) { this.a = a; this.b = b; } public static void main(String[] args) { new Thread(new DeadLock("A", "B")...
TagDescription -m prints mixed mode (both Java and native C/C++ frames) stack trace. -h Prints a help message. -help Prints a help message. SEE ALSOpstack (1) c (1) jps (1) jsadebugd (1)Mixed mode stack trace, the -m option, does not work with the remote debug server. ...
JavaTest Message: Test threw exception: java.lang.RuntimeException^M The reason being because on Windows aarch64 the "_thread_in_java" jhsdb jstack frame does not contain a stack trace, eg: Working Windows x64: "main" #1 prio=5 tid=0x0000022d22aad8c0 nid=23884 runnable [0x000000000000000...
This output tends to be a but more useful thanps ax | grep clojure, as it hides the often noisy JVM options like classpath, properties, and heap size. Once you have found the pid withjcmd, you can invokejstack. $ jstack2330Full thread dump OpenJDK64-Bit GraalVM CE19.1.0(25.212-b03-...
使用BTrace进行拦截调试:alien:Tomcat 性能监控与调优:alien:Nginx 性能监控与调优:alien:JVM 层 GC 调优:alien:JAVA代码层调优:alien:👽 1.JVM的参数类型 标准参数(各版本中保持稳定) -help -server -client -version -showversion -cp -classpath
jvm的-X参数是非标准参数,在不同版本的jvm中,参数可能会有所不同,可以通过java - X查看非标准参数。 [root@node01 test]# java ‐X ‐Xmixed 混合模式执行 (默认) ‐Xint 仅解释模式执行 ‐Xbootclasspath:<用 : 分隔的目录和 zip/jar 文件> 设置搜索路径以引导类和资源 ‐Xbootclasspath/a:<用 :...
* Created by leboop on 2019/1/16. */ public class DeadLock implements Runnable { private String a = ""; private String b = ""; public DeadLock(String a, String b) { this.a = a; this.b = b; } public static void main(String[] args) { ...