按照教程http://cn.soulmachine.me/blog/20140205/搭建总是出现如下问题: 2014-04-13 23:53:45,450 INFO org.apache.hadoop.hdfs.server.common.Storage: Lock on /home/hadoop/local/var/hadoop/hdfs/datanode/in_use.lock acquired by nodename 19771@node-10-00.example.com 2014-0
在Linux系统下,遇到过这样的问题,项目中使用 ./shutdown.sh 关闭Tomcat失败 Using CATALINA_BASE: /usr/local/tomcat Using CATALINA_HOME: /usr/local/tomcat Using CATALINA_TMPDIR: /usr/local/tomcat/temp Using JRE_HOME: /usr/java/jdk1.7.0_80 Using CLASSPATH: /usr/local/tomcat/bin
package test; import javax.servlet.*; public class MyCode implements ServletContextListener { //当Tomcat启动时会执行contextInitialized() public void contextInitialized(ServletContextEvent e) { new MyThread().start(); } public void contextDestroyed(ServletCo