export MAIN_PROGRAM=com.test.theClassEntry ps -ef | grep "java" > SomeFile num=$(wc -l SomeFile | awk '{print $1}') if [ $num -gt 0 ] then echo "the java process is running" > $LOGFILE exit 1 else nohup $JAVA_CMD -Xmx10g -Dflag=true -classpath "$CLASSPATH" $MAIN_PRO...
This is the first step in verifying whether SSH is currently running. We’re looking for the status of the sshd process. This guide detailsworking with Linux processes. Use the ps command to list all the processes and filter the output using grep to check if the SSH process is running. $...
You can often tell if you’re running a name server caching daemon when you see 127.0.0.1 (localhost) in your /etc/resolv.conf file or when you see 127.0.0.1 show up as the server if you run nslookup -debug host. 传统DNS配置存在两个主要问题。 首先,本地机器不会缓存名称服务器的响应,...
The tiptop program provides a dynamic real-time view of the tasks running in the system. tiptop is very similar to top (1), but the information displayed comes from hardware counters. 内存相关 free slabtop usage: slabtop [options] options: --delay=n, -d n delay n seconds between updat...
Also, make sure the cron service is running. You can useservice cron statuswith Debian, Ubuntu, and SUSE orservice crond statuswith RHEL, CentOS, and Oracle Linux to check the status of this service. If the service doesn't exist, you can install the binaries and start the service by usi...
Check the container version If you want to know the version of SQL Server in a running container, run the following command to display it. Replace<Container ID or name>with the target container ID or name. Replace<password>with the SQL Server password for the system administrator (sa) accoun...
The MBR system ID is just a number; for example, 83 is a Linux partition and 82 is Linux swap. Therefore, parted attempts to determine a filesystem on its own. If you absolutely must know the system ID for an MBR, use fdisk -l 注意分区列出的文件系统不一定是大多数 MBR 条目中定义的...
When you need to troubleshoot a network service, the first step is to ensure that the service is running. If the service has an initialization (init) script installed, you can use the service command to start, stop, and check the status of the service. T
--> Running transaction check ---> Package glibc.i686 0:2.17-105.el7 will be installed --> Processing Dependency: glibc-common = 2.17-105.el7 for package: glibc-2.17-105.el7.i686 ---> Package nss-softokn-freebl.i686 0:3.16.2.3-13.el7_1 will be installed --> Finished Dependency Resol...
An Ubuntu system running systemd That works for Linux distributions using systemd but what if you are using some other init system? Let's discuss that part as well Checking the init system in Linux Remember that the init is the first process to start in your Linux system. ...