Yum (Yellowdog Update Modified)

Patching a server is an important task for Linux system administrators in order to make the system more stable and perform better. Manufacturers often release some security / high-risk patches, the software needs to be upgraded to guard against potential security risks. Yum (Yellowdog Update Modified) is an RPM package management tool used on CentOS […]

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MySQL backup command mysqldump parameters and examples

MySQL backup command mysqldump parameters and examples 1. Grammar options -h, –host=name CPU name -P[ port_num], –port=port_num The TCP / IP port number used to connect to the MySQL server –master-data This option adds the location and filename of the binlog to the output. If it is equal to 1, it will be printed as […]

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CentOS 7 through nmcli team to achieve multiple network card binding

CentOS 7 through nmcli team to achieve multiple network card binding nmcli con add type team con-name team0 ifname team0 config ‘{“runner”:{“name”:”roundrobin”}}’ Run ip link command to view the interface available in the system 1, create a bond card nmcli con add type team con-name team0 ifname team0 config ‘{ “runner”: { “name”: “roundrobin”}}’ various […]

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