Summary of java process usage
This article mainly introduces how Java obtains the current process ID and the process IDs of all Java processes. It has certain reference value. Interested friends can refer to it. The first is to obtain the Java process ID of the current Java running. This It is common on the Internet, that is, the Java program itself prints out the process ID: package com.test; import java.lang.management.ManagementFactory; import java.lang.management.RuntimeMXBean; public class Target { public static void main(String[] args) throws InterruptedException
1. 10 recommended articles about process ID
Introduction: This article mainly introduces how Java obtains the current process ID and the process IDs of all Java processes. It has certain reference value and interested friends can refer to it. The first thing is to get the Java process ID of the current Java running. This is common on the Internet, that is, the Java program itself prints out the process ID: package com.test;import java.lang.management.ManagementFactory;impor...
2. How does Java get the current process ID and the process IDs of all Java processes
Introduction: This article mainly introduces how Java obtains the current process ID and the process ID of all Java processes. It has certain reference value. Interested friends can refer to it
Introduction: Output the jstack information of the process through ps to java process number. The jstack information is the thread stack information of the Java process. This information can be used to analyze Java thread blocking and other issues.
4. Hadoop pseudo-distributed operation
##Introduction: Hadoop can run in the so-called pseudo-distributed mode on a single node. At this time, each Hadoop daemon runs as an independent Java process. This article configures Hadoop pseudo-distributed mode through automated scripts. The test environment is Centos 6.3 and Hadoop 1.2.1 in VMware. Other versions have not been tested. The pseudo-distributed configuration script includes configuring core-site.
5. WAS cluster series (7): Cluster construction: Step 5: WAS patch installation
Introduction: Before installation, check the "Task Manager", if there is a java process, close it, and close WAS related services . Find the WAS update wizard startup item in the start menu, as shown below: vcD4KPHA+o6gxo6mhorWvs/awstewvefD5rrzo6y147v3obDPwtK7sr2hsb+qyryjrLW9yOfPwr3nw+a0pqOs0aHU8cn9vLbP7sS/teOjqNa7xNzR
## 6.WAS cluster series (1) :Uninstall
[Related Q&A Recommendations]:
User permissions - Are there any differences between processes started by different users under the Linux system? Deletion of the java process. java - The relationship between processes and threads in jvm and processes and threads in the operating system
java - Different linux users use the jps command to view the process and the results are different
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