CentOS

Linux Common commands for testing network bandwidth and viewing network conditions

environment ： This test environment is CentOS7_x86_64 Method 1 ：1, Common commands for testing network bandwidth ( Including installation and use...
2022-03-15 18:06 views 20

linux Study notes ——boost Installation and of Library gcc Upgrade of

I'm learning linux system C++ During network development ,boost The installation of the library took me a lot of time . I will record my experienc...
2021-12-01 10:07 views 21

centos Accidental deletion recovery

If in centos Under system , You accidentally deleted a file or directory ( for example ：rm -rf test.txt ), Then don't panic , Calm down first , Le...
2021-01-08 19:40 views 31

CentOS Compile and install gcc 4.9.0

Due to compilation nodejs 5.1 need 4.7 Above gcc, and CentOS Self contained gcc Version only 4.3, Therefore, you need to manually compile and inst...
2020-08-19 02:41 views 217

centos7 Common commands of firewall

CentOS7 use systemctl Command to manage a single service of the system , stay CentOS7 In terms of firewalld（ firewall ） Service opening , close , T...
2020-07-30 07:38 views 25

centos Common commands of firewall

Centos7 View the open ports corresponding to the firewall to view the ports that have been opened firewall-cmd --list-ports Open port firewall-cmd ...
2020-07-30 07:38 views 32

Centos7 Common firewall configuration commands

Port conflict due to recent build environment , So summarize this article , I hope there is something wrong with it , Please point out , I'll corr...
2020-07-30 07:38 views 40

CentOS6 and CentOS7 Firewall differences and common commands

One ,CentOS6 and CentOS7 The difference between firewalls uses different firewall tools ：CentOS6 The built-in firewall tool is iptables,CentOS7 Th...
2020-07-30 07:38 views 48

CentOS Remote copy of common commands (scp)

1. Background as a back-end development or operation and maintenance engineer , Server is a technology we must firmly grasp . In this section, we ...
2020-07-30 07:38 views 43

docker mongodb Data backup and recovery

Initially set the password of the database ： root/123456 , Table name is ：testDB1. query docker Operation of docker ps2. get into mongodb Conta...
2020-07-25 23:28 views 44
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