Linux

################################################################################################To modify the firewall and host name:Virtual Machine Server0:Firewall-cmd--set-default-zone=trustedVim/etc/hostnameServer0.example.comVirtual Machine

We know that the most basic responsibility of the OPS engineer (Operations) is to be responsible for the stability of the service and to ensure the high availability of the entire service, while continuously optimizing the system architecture,

To open the Terminal method:1. Shortcut key ALT+F2 Open the running window, enter gnome-terminal in it, return2. Desktop or directory blank section right: click Open in Terminal3. Use the shortcut key on the active terminal: Ctrl+shift+nUse terminal

There are a lot of search tools in Linux, and today we mainly explain locate,find two tools.1.Locate(1) Querying system for pre-built file index database/var/lib/mlocate/mlocate.dbNote : If this file is deleted, locate will not be able to use it.

Introduction to common memory anomaly verification tools and methods under LinuxExceptions caused by memory anomalies are often difficult to verify, and this article describes the verification tools and methods for various common memory anomalies

One, the load of the executable program 1. preprocessing, compiling, linkinggcc –e –o hello.cpp hello.c //预处理gcc -x cpp-output -S -o hello.s hello.cpp //编译 gcc -x assembler -c hello.s -o hello.o-m32 //汇编gcc -o hello hello.o

I. Installation of CUDASpecific installation process See my other blog, ubuntu16.04 installation configuration deep learning environmentSecond, installation TensorFlow1. Specific installation process In fact, the official website is written in more

Tag: Row ext uses RAS get Jason to manipulate pattern hisIt feels so foolish to press the author, I still put the things I feel goodDisplay the current time in a specific formatThe following methods can be used to display the current time in a

Reprint Please specify source: http://www.cnblogs.com/blazer/p/7808639.htmlA more general method, all the system has been encoded, all the conversion, from the results to filter the encoding you need.If you execute: SH test.sh t1.csv, the

###############################################################################Configuring aggregation connections (NIC bindings)Team, aggregation connections (also known as Link aggregation)– A virtual network card formed with multiple network

The basis for Linux BSP development is to deal with Gpio, which summarizes the knowledge of the Gpio control of a development board over the next few days.The company's development Board is DTB mode, first, enter the Dts,dtsi file to view the module

Modified date and time of Linux learning commandsI. Date and time modification1. View time and date[[email protected] ~]# dateFriday, November 03, 2017 11:39:49 CSTOr[Email protected] ~]# clockNovember 03, 2017 Friday 11:42 52 sec -1.563496

User and Group ManagementWhy should I have user and group management?For Security and task assignment (identity authentication)Form:AAA (Cisco developed and established):1, Authentication (authentication): Verify that the user can gain access.2.

Official website: https://github.com/trimpsyw/adore-ngInstallation:[Email protected] ~]# Unzipadore-ng-master.zip[Email protected] ~]# Cdadore-ng-master[[email protected] adore-ng-master]

　　Basic syntax format for iptablesiptables [-t table name] command options [link name] [conditional match] [-j target action or jump]Description: The table name, the chain name is used to specify the tables and chains that the Iptables command

Admin options and colors for delegatesBasic format of the command line:Command word "Options" "Parameter 1" "Parameter 2" ...ls: View all files (under current directory);-L: Display in long format;-A: Displays all, containing hidden files that begin

Resolve network packet loss problems in linuxRecently, I encountered problems in my business. I found that the value of overruns is constantly increasing. I learned some related knowledge.It is found that the number is constantly increasing. G, I

Linux Command Line test network speed In many cases, we need to test the uplink and downlink bandwidths of Linux servers. Speedtest.net may be one of the most widely used websites ".Speedtest.net provides a command line version-speedtest-cli. The

Nginx service and compilation and installation, Nginx service compilation and InstallationChapter 2 Nginx1.1 nginx Concept Nginx ("engine x") is an open-source, high-performance, high-concurrency WWW Service and proxy service software with high

Build an EwoMail email server using CentOSIt takes only a few steps to build an email server. Generally, many software and configuration files need to be installed to build an email server in Linux, so we can use an open source email server software