Linux

01. Automatically Mount =>vi/etc/fstab files1th field: Partition device file name or UUID (hard disk universal unique identification code)2nd field: mount point3rd field: File system name4th field: Mount parameters5th field: Specifies whether the

In Unix-like systems, you can use top to view information such as system resources, processes, memory consumption, and so on. View network status You can use Netstat, nmap and other tools. To see real-time network traffic, monitor TCP/IP

Note: The operation of any disk may damage the data inside, please back up the data in advance, remember! Remember! Remember!0x00: Preface.In the Linux use process, found a file is very large, such as 5G, but there are two physical disk one Left 4 G,

touch    new file touch  filename such as:touch file1           New file named File1 in the current directory Note: 1) The same directory cannot create a file with the same name 2) the file name of Linux is case-sensitive mv       Modify the file

Parse Library:/etc/passwd,/etc/group of group names and groupsCertification library:/etc/shadow,/etc/gshadow group password related content storage locationFiles related to user accounts and group accounts

# Installation DependenciesYum install rpm-build python2-devel sshpass pyyaml python-jinja2 Python-paramiko python-six python2-cryptographygit clone git://github.com/ansible/ansible.gitCD ansible/Make rpmCD rpm-build/sudo rpm-uvh

The method is too many, first simple to concise and gradual.1.[Email protected] ~]# ifconfig eth0|grep ' inet addr: ' # # #过滤不是IP地址的行inet addr:192.168.16.100 bcast:192.168.16.255 mask:255.255.255.0Or[Email protected] ~]# ifconfig eth0|sed-n ' 2p ' #

GoalBe familiar with the commands commonly used by LinuxLsClearCdPwdMkdirTouchRmCpMvTreechmodFindGrepredirectSoft connections, hard linksCompressionShutdownRebootW.H.O.ExitpasswdSudo1> viewing file information: lsLS is the abbreviation of the

Linux Task Scheduler Cron[Email protected] ~]# CRONTAB-ENo crontab for root-using an empty oneThis is done 3 o'clock in the morning every day.0 3 * * */usr/bin/touch/root/123.txt &>/dev/nullStart the service[Email protected] ~]# systemctl start

Postfix and Devecot Sending and receiving mailThe Mail Application protocol includes:a Simple Mail Transfer Protocol ( SMTP): Used to send or relay e-mail,port:Third edition Post Office Protocol ( POP3): Used to store messages on the server to the

1. Show current GPU usageNvidia-smi2. Usage of the periodic input GPUUse the watch command to periodically output GPU usage$ Whatis WatchWatch (1)-Execute a program periodically, showing output fullscreen$watchUsage:Watch [Options] CommandOptions:-B,

1. Check if the FTP-related RPM package is installed (if the following prompts indicate that the relevant RPM package has been installed) [email protected] ~]# which VSFTPD/usr/sbin/vsftpd[Email protected] ~]# Rpm-qa | grep vsftpdvsftpd-2.2.2-14.

Dear friends, after a day of time, Xiao Xiao came again.Last time we talked about the history of Linux, let's talk about the installation of Linux systems today.Because Xiao Xiao's computer monitor is 4K, there is no way to find the normal display,

Transferred from: http://blog.csdn.net/u013982161/article/details/52654256Name:Pmap-report memory Map of a process (view information about the image of the processes)UsagePmap [-X |-d] [-Q] PIDs ...Pmap-vOption meaning-X Extended Show the extended

In the work and daily programming often need to determine the size of the file, some basic view of the way to do a summary.A. Linux shell EnvironmentDF can view the first-level folder size, usage scale, file system and its hang-in points, but there

Vim Editor can be entered in command mode: wq! Save ExitYou can modify file permissions with the chmod command.The chmod command is very important for changing the access rights of a file or directory. Users use it to control access to files or

OpenCV (open source computer Vision Library) is a BSD-licensed (open source) distributed cross-platform computer Vision Library with C ++,c,python and Java interfaces that can run on Linux, Windows, Mac OS and Android OS. The OPENCV is designed to

Linux and Windows inter-pass filesUser profile and password configuration filesUser Group ManagementUser ManagementLinux and Windows inter-pass filesYum Install-y Lrzsz650) this.width=650; "src=" https://s4.51cto.com/oss/201710/30/c770212e2226d0c20b9

Configure LAN and Internet access (CentOS) and vmwarecentos for Linux in VMware An important operation to use a Linux system is to enable the Linux system to access the Internet. Only the Linux system can access the Internet to download many

Installation and explanation of CentOS7 AB stress test Apache Benchmark (AB) is a self-contained stress testing tool in the Apache installation package. It is easy to use. Install and use AB in centOS7 Note: I personally found that the