Shulou(Shulou.com)06/02 Report--

Configuration file for yum

Global configuration: / etc/yum.conf yum

Cachedir: package cache directory

Keepcache: whether the cache is saved, 1 is saved and 0 is not saved

Debuglevel: debug level (default is 2)

Logfile: log file path

Gpgcheck: whether to check the key, a way to verify the integrity of the software

Warehouse configuration: / etc/yum.repo.d/name.repo yum

[name]: warehouse id

Name: warehouse name

Baseurl: the address of the warehouse

Gpgkey: public key address. You can add a key address if you need to check integrity.

Enable: whether to open the current warehouse

Gpgcheck: whether to use key authentication

Yum command

1. Enable and disable warehouses

Disable warehouse: yum-config-manager-- disable "warehouse name"

Enable warehouse: yum-config-manager-- enable "warehouse name"

two。 Display a list of software repositories

Yum repolist

3. Display a list of software packages

Yum list

4. Install, uninstall and update

Installation: yum install package1 package2... -y

Reinstall: yum reinstall package

Uninstall: yum remove package

Update: yum update package

Downgrade: yum downgrage package

Check for available updates: yum check-update

5. Cache command

Clear cache: yum clean all

Build cache: yum makecache

6. View dependencies

Yum deplist package1

7. Package group related commands

Install: yum groupinstall group1 [group2] [...]

Update yum groupupdate group1 [group2] [...]

List yum grouplist [hidden] [groupwildcard] [...]

Delete yum groupremove group1 [group2] [...]

Information yum groupinfo group1 [...]

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