最近用socket编写了一个服务端程序,监听1024端口,检测客户端发来的请求,所在Linux里写启动和停止的脚本: 在Eclipse里java写好程序,右击导出生成 Runnable JAR file 然后socketServer.jar上传到服务器即可. 1.启动 startup.sh # ---------------------------------------------------- # Start script for the Socekt Server # ----------
1.如果双击startup.bat,窗口一闪而过,可以在命令行里面启动startup.bat: 2.如果命令行里面启动startup.bat情况还是这样,就可以在bat命令后面加上pause.这样就不会一闪而过了: 3.为何startup无法启动?? 首先错误如下: The JAVA_HOME environment variable is not defined correctly This environment variable is needed to
今天启动hbase shell,输入hbase命令时报错: ERROR [regionserver/regionserver1/172.18.0.61:16020] reggionserver.HRegionServer: Shutdown / close of WAL failed: org.apache.hadoop.hdfs..server.namenode.LeaseExpiredException: No lease on /hbase/WALs/regionserver1.shaad