Linux YUM yum 命令详解

Yum命令

常用yum命令列表

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command is one of:       * install package1 [package2] [...]           * update [package1] [package2] [...]          * update-to [package1] [package2] [...]       * update-minimal [package1] [package2] [...]       * check-update       * upgrade [package1] [package2] [...]       * upgrade-to [package1] [package2] [...]       * distribution-synchronization [package1] [package2] [...]       * remove | erase package1 [package2] [...]       * autoremove [package1] [...]       * list [...]       * info [...]       * provides | whatprovides feature1 [feature2] [...]       * clean [ packages | metadata | expire-cache | rpmdb | plugins | all ]       * makecache [fast]       * groups [...]       * search string1 [string2] [...]       * shell [filename]       * resolvedep dep1 [dep2] [...]          (maintained for legacy reasons only - use repoquery or yum provides)       * localinstall rpmfile1 [rpmfile2] [...]          (maintained for legacy reasons only - use install)       * localupdate rpmfile1 [rpmfile2] [...]          (maintained for legacy reasons only - use update)       * reinstall package1 [package2] [...]       * downgrade package1 [package2] [...]       * deplist package1 [package2] [...]       * repolist [all|enabled|disabled]       * repoinfo [all|enabled|disabled]       * repository-packages <enabled-repoid> <install|remove|remove-or-reinstall|remove-or-distribution-synchronization> [package2] [...]       * version [ all | installed | available | group-* | nogroups* | grouplist | groupinfo ]       * history [info|list|packages-list|packages-info|summary|addon-info|redo|undo|rollback|new|sync|stats]       * load-transaction [txfile]       * updateinfo [summary | list | info | remove-pkgs-ts | exclude-updates | exclude-all | check-running-kernel]       * fssnapshot [summary | list | have-space | create | delete]       * fs [filters | refilter | refilter-cleanup | du]       * check       * help [command]

　　

yum安装

使用yum安装包：

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1	yum install packages

yum更新

yum check-update

使用check-update 检查是否有包需要更新：

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[root@node1 ~]# yum check-update Loaded plugins: fastestmirror Repository mysql80-community is listed more than once in the configuration Loading mirror speeds from cached hostfile  * base: mirrors.aliyun.com  * extras: mirrors.aliyun.com  * updates: mirrors.aliyun.com   NetworkManager.x86_64                                                                                1:1.18.8-2.el7_9                                                                                    updates NetworkManager-libnm.x86_64                                                                          1:1.18.8-2.el7_9                                                                                    updates NetworkManager-team.x86_64                                                                           1:1.18.8-2.el7_9                                                                                    updates NetworkManager-tui.x86_64                                                                            1:1.18.8-2.el7_9                                                                                    updates bash.x86_64                                                                                          4.2.46-35.el7_9                                                                                     updates bind-export-libs.x86_64                                                                              32:9.11.4-26.P2.el7_9.9                                                                             updates binutils.x86_64                                                                                      2.27-44.base.el7_9.1                                                                                updates ca-certificates.noarch                                                                               2021.2.50-72.el7_9                                                                                  updates centos-release.x86_64                                                                                7-9.2009.1.el7.centos                                                                               updates

yum update

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[root@node1 bin]# rpm -qi httpd |grep Version Version     : 2.4.6 [root@node1 bin]# yum info httpd Loaded plugins: fastestmirror Repository mysql80-community is listed more than once in the configuration Loading mirror speeds from cached hostfile  * base: mirrors.aliyun.com  * extras: mirrors.aliyun.com  * updates: mirrors.aliyun.com Installed Packages Name        : httpd Arch        : x86_64 Version     : 2.4.6 Release     : 95.el7.centos Size        : 9.4 M Repo        : installed From repo   : local Summary     : Apache HTTP Server URL         : http://httpd.apache.org/ License     : ASL 2.0 Description : The Apache HTTP Server is a powerful, efficient, and extensible             : web server.   Available Packages Name        : httpd Arch        : x86_64 Version     : 2.4.6 Release     : 97.el7.centos.5 Size        : 2.7 M Repo        : updates/7/x86_64 Summary     : Apache HTTP Server URL         : http://httpd.apache.org/ License     : ASL 2.0 Description : The Apache HTTP Server is a powerful, efficient, and extensible             : web server. [root@node1 ~]# yum update httpd Loaded plugins: fastestmirror Repository mysql80-community is listed more than once in the configuration Loading mirror speeds from cached hostfile  * base: mirrors.aliyun.com  * extras: mirrors.aliyun.com  * updates: mirrors.aliyun.com Resolving Dependencies --> Running transaction check ---> Package httpd.x86_64 0:2.4.6-95.el7.centos will be updated ---> Package httpd.x86_64 0:2.4.6-97.el7.centos.5 will be an update --> Processing Dependency: httpd-tools = 2.4.6-97.el7.centos.5 for package: httpd-2.4.6-97.el7.centos.5.x86_64 --> Running transaction check ---> Package httpd-tools.x86_64 0:2.4.6-95.el7.centos will be updated ---> Package httpd-tools.x86_64 0:2.4.6-97.el7.centos.5 will be an update --> Finished Dependency Resolution   Dependencies Resolved   ================================================================================================================================================================================================================  Package                                           Arch                                         Version                                                     Repository                                     Size ================================================================================================================================================================================================================ Updating:  httpd                                             x86_64                                       2.4.6-97.el7.centos.5                                       updates                                       2.7 M Updating for dependencies:  httpd-tools                                       x86_64                                       2.4.6-97.el7.centos.5                                       updates                                        94 k   Transaction Summary ================================================================================================================================================================================================================ Upgrade  1 Package (+1 Dependent package)   Total download size: 2.8 M Is this ok [y/d/N]: y Downloading packages: Delta RPMs disabled because /usr/bin/applydeltarpm not installed. (1/2): httpd-tools-2.4.6-97.el7.centos.5.x86_64.rpm                                                                                                                                      |  94 kB  00:00:00 (2/2): httpd-2.4.6-97.el7.centos.5.x86_64.rpm                                                                                                                                            | 2.7 MB  00:00:01 ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Total                                                                                                                                                                           2.1 MB/s | 2.8 MB  00:00:01 Running transaction check Running transaction test Transaction test succeeded Running transaction   Updating   : httpd-tools-2.4.6-97.el7.centos.5.x86_64                                                                                                                                                     1/4   Updating   : httpd-2.4.6-97.el7.centos.5.x86_64                                                                                                                                                           2/4   Cleanup    : httpd-2.4.6-95.el7.centos.x86_64                                                                                                                                                             3/4   Cleanup    : httpd-tools-2.4.6-95.el7.centos.x86_64                                                                                                                                                       4/4   Verifying  : httpd-tools-2.4.6-97.el7.centos.5.x86_64                                                                                                                                                     1/4   Verifying  : httpd-2.4.6-97.el7.centos.5.x86_64                                                                                                                                                           2/4   Verifying  : httpd-tools-2.4.6-95.el7.centos.x86_64                                                                                                                                                       3/4   Verifying  : httpd-2.4.6-95.el7.centos.x86_64                                                                                                                                                             4/4   Updated:   httpd.x86_64 0:2.4.6-97.el7.centos.5   Dependency Updated:   httpd-tools.x86_64 0:2.4.6-97.el7.centos.5   Complete! [root@node1 ~]#

　　

yum upgrade

yum upgrade升级软件和update 一样

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[root@node1 yum.repos.d]# yum upgrade httpd Loaded plugins: fastestmirror Loading mirror speeds from cached hostfile  * base: mirrors.aliyun.com  * extras: mirrors.aliyun.com  * updates: mirrors.aliyun.com base                                                                                                                                                                                     | 3.6 kB  00:00:00 extras                                                                                                                                                                                   | 2.9 kB  00:00:00 local                                                                                                                                                                                    | 3.6 kB  00:00:00 updates                                                                                                                                                                                  | 2.9 kB  00:00:00 Resolving Dependencies --> Running transaction check ---> Package httpd.x86_64 0:2.4.6-95.el7.centos will be updated ---> Package httpd.x86_64 0:2.4.6-97.el7.centos.5 will be an update --> Processing Dependency: httpd-tools = 2.4.6-97.el7.centos.5 for package: httpd-2.4.6-97.el7.centos.5.x86_64 --> Running transaction check ---> Package httpd-tools.x86_64 0:2.4.6-95.el7.centos will be updated ---> Package httpd-tools.x86_64 0:2.4.6-97.el7.centos.5 will be an update --> Finished Dependency Resolution   Dependencies Resolved   ================================================================================================================================================================================================================  Package                                           Arch                                         Version                                                     Repository                                     Size ================================================================================================================================================================================================================ Updating:  httpd                                             x86_64                                       2.4.6-97.el7.centos.5                                       updates                                       2.7 M Updating for dependencies:  httpd-tools                                       x86_64                                       2.4.6-97.el7.centos.5                                       updates                                        94 k   Transaction Summary ================================================================================================================================================================================================================ Upgrade  1 Package (+1 Dependent package)   Total download size: 2.8 M Is this ok [y/d/N]: y Downloading packages: Delta RPMs disabled because /usr/bin/applydeltarpm not installed. (1/2): httpd-tools-2.4.6-97.el7.centos.5.x86_64.rpm                                                                                                                                      |  94 kB  00:00:01 (2/2): httpd-2.4.6-97.el7.centos.5.x86_64.rpm                                                                                                                                            | 2.7 MB  00:00:19 ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Total                                                                                                                                                                           147 kB/s | 2.8 MB  00:00:19 Running transaction check Running transaction test Transaction test succeeded Running transaction   Updating   : httpd-tools-2.4.6-97.el7.centos.5.x86_64                                                                                                                                                     1/4   Updating   : httpd-2.4.6-97.el7.centos.5.x86_64                                                                                                                                                           2/4   Cleanup    : httpd-2.4.6-95.el7.centos.x86_64                                                                                                                                                             3/4   Cleanup    : httpd-tools-2.4.6-95.el7.centos.x86_64                                                                                                                                                       4/4   Verifying  : httpd-tools-2.4.6-97.el7.centos.5.x86_64                                                                                                                                                     1/4   Verifying  : httpd-2.4.6-97.el7.centos.5.x86_64                                                                                                                                                           2/4   Verifying  : httpd-tools-2.4.6-95.el7.centos.x86_64                                                                                                                                                       3/4   Verifying  : httpd-2.4.6-95.el7.centos.x86_64                                                                                                                                                             4/4   Updated:   httpd.x86_64 0:2.4.6-97.el7.centos.5   Dependency Updated:   httpd-tools.x86_64 0:2.4.6-97.el7.centos.5   Complete!

　　

yum 卸载

 

yum remove/erase

yum 卸载软件包，这是因为我将其他的repository给disable了，所以只卸载了httpd-2.4.6而 httpd-tools却没有安装，然后我们试着重新安装httpd会报错

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[root@node1 ~]# yum remove httpd Loaded plugins: fastestmirror Repository mysql80-community is listed more than once in the configuration Resolving Dependencies --> Running transaction check ---> Package httpd.x86_64 0:2.4.6-97.el7.centos.5 will be erased --> Finished Dependency Resolution   Dependencies Resolved   ================================================================================================================================================================================================================  Package                                      Arch                                          Version                                                       Repository                                       Size ================================================================================================================================================================================================================ Removing:  httpd                                        x86_64                                        2.4.6-97.el7.centos.5                                         @updates                                        9.4 M   Transaction Summary ================================================================================================================================================================================================================ Remove  1 Package   Installed size: 9.4 M Is this ok [y/N]: y Downloading packages: Running transaction check Running transaction test Transaction test succeeded Running transaction   Erasing    : httpd-2.4.6-97.el7.centos.5.x86_64                                                                                                                                                           1/1 warning: /etc/httpd/conf/httpd.conf saved as /etc/httpd/conf/httpd.conf.rpmsave   Verifying  : httpd-2.4.6-97.el7.centos.5.x86_64                                                                                                                                                           1/1   Removed:   httpd.x86_64 0:2.4.6-97.el7.centos.5   Complete! [root@node1 ~]#

　　

重新尝试安装httpd报错，接着卸载httpd-tools

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#由于之前没有卸载干净，这里在卸载的时候报错了。<br>[root@node1 ~]# yum install httpd Loaded plugins: fastestmirror Repository mysql80-community is listed more than once in the configuration Loading mirror speeds from cached hostfile Resolving Dependencies --> Running transaction check ---> Package httpd.x86_64 0:2.4.6-95.el7.centos will be installed --> Processing Dependency: httpd-tools = 2.4.6-95.el7.centos for package: httpd-2.4.6-95.el7.centos.x86_64 --> Finished Dependency Resolution Error: Package: httpd-2.4.6-95.el7.centos.x86_64 (local)            Requires: httpd-tools = 2.4.6-95.el7.centos            Installed: httpd-tools-2.4.6-97.el7.centos.5.x86_64 (@updates)                httpd-tools = 2.4.6-97.el7.centos.5            Available: httpd-tools-2.4.6-95.el7.centos.x86_64 (local)                httpd-tools = 2.4.6-95.el7.centos  You could try using --skip-broken to work around the problem  You could try running: rpm -Va --nofiles --nodigest<br>#接着卸载httpd-tools [root@node1 ~]# yum remove httpd-tools Loaded plugins: fastestmirror Repository mysql80-community is listed more than once in the configuration Resolving Dependencies --> Running transaction check ---> Package httpd-tools.x86_64 0:2.4.6-97.el7.centos.5 will be erased --> Finished Dependency Resolution   Dependencies Resolved   ================================================================================================================================================================================================================  Package                                          Arch                                        Version                                                       Repository                                     Size ================================================================================================================================================================================================================ Removing:  httpd-tools                                      x86_64                                      2.4.6-97.el7.centos.5                                         @updates                                      168 k   Transaction Summary ================================================================================================================================================================================================================ Remove  1 Package   Installed size: 168 k Is this ok [y/N]: y Downloading packages: Running transaction check Running transaction test Transaction test succeeded Running transaction   Erasing    : httpd-tools-2.4.6-97.el7.centos.5.x86_64                                                                                                                                                     1/1   Verifying  : httpd-tools-2.4.6-97.el7.centos.5.x86_64                                                                                                                                                     1/1   Removed:   httpd-tools.x86_64 0:2.4.6-97.el7.centos.5   Complete!<br>#再次尝试安装httpd,成功安装httpd 和httpd-tools [root@node1 ~]# yum install httpd Loaded plugins: fastestmirror Repository mysql80-community is listed more than once in the configuration Loading mirror speeds from cached hostfile Resolving Dependencies --> Running transaction check ---> Package httpd.x86_64 0:2.4.6-95.el7.centos will be installed --> Processing Dependency: httpd-tools = 2.4.6-95.el7.centos for package: httpd-2.4.6-95.el7.centos.x86_64 --> Running transaction check ---> Package httpd-tools.x86_64 0:2.4.6-95.el7.centos will be installed --> Finished Dependency Resolution   Dependencies Resolved   ================================================================================================================================================================================================================  Package                                            Arch                                          Version                                                    Repository                                    Size ================================================================================================================================================================================================================ Installing:  httpd                                              x86_64                                        2.4.6-95.el7.centos                                        local                                        2.7 M Installing for dependencies:  httpd-tools                                        x86_64                                        2.4.6-95.el7.centos                                        local                                         93 k   Transaction Summary ================================================================================================================================================================================================================ Install  1 Package (+1 Dependent package)   Total download size: 2.8 M Installed size: 9.5 M Is this ok [y/d/N]: y Downloading packages: ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Total                                                                                                                                                                            17 MB/s | 2.8 MB  00:00:00 Running transaction check Running transaction test Transaction test succeeded Running transaction   Installing : httpd-tools-2.4.6-95.el7.centos.x86_64                                                                                                                                                       1/2   Installing : httpd-2.4.6-95.el7.centos.x86_64                                                                                                                                                             2/2   Verifying  : httpd-tools-2.4.6-95.el7.centos.x86_64                                                                                                                                                       1/2   Verifying  : httpd-2.4.6-95.el7.centos.x86_64                                                                                                                                                             2/2   Installed:   httpd.x86_64 0:2.4.6-95.el7.centos   Dependency Installed:   httpd-tools.x86_64 0:2.4.6-95.el7.centos   Complete! [root@node1 ~]#

　　

yum 查询

yum list

yum list 列出 包的信息

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1	yum list [available|installed|extras|updates|obsoletes|all|recent] [pkgspec]

　　

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[root@node1 ~]# yum list httpd Loaded plugins: fastestmirror Loading mirror speeds from cached hostfile  * base: mirrors.aliyun.com  * extras: mirrors.aliyun.com  * updates: mirrors.aliyun.com Installed Packages httpd.x86_64

yum info

　yum info 查询软件的包的详细信息

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[root@node1 ~]# yum info httpd Loaded plugins: fastestmirror Loading mirror speeds from cached hostfile  * base: mirrors.aliyun.com  * extras: mirrors.aliyun.com  * updates: mirrors.aliyun.com Installed Packages Name        : httpd Arch        : x86_64 Version     : 2.4.6 Release     : 97.el7.centos.5 Size        : 9.4 M Repo        : installed From repo   : updates Summary     : Apache HTTP Server URL         : http://httpd.apache.org/ License     : ASL 2.0 Description : The Apache HTTP Server is a powerful, efficient, and extensible             : web server.

　　

yum provides

　yum provides 寻找哪个包提供该文件

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[root@node1 ~]# yum provides /usr/share/httpd Loaded plugins: fastestmirror Loading mirror speeds from cached hostfile  * base: mirrors.aliyun.com  * extras: mirrors.aliyun.com  * updates: mirrors.aliyun.com httpd-2.4.6-95.el7.centos.x86_64 : Apache HTTP Server Repo        : base Matched from: Filename    : /usr/share/httpd       httpd-2.4.6-95.el7.centos.x86_64 : Apache HTTP Server Repo        : local Matched from: Filename    : /usr/share/httpd       httpd-2.4.6-97.el7.centos.x86_64 : Apache HTTP Server Repo        : updates Matched from: Filename    : /usr/share/httpd       httpd-2.4.6-97.el7.centos.1.x86_64 : Apache HTTP Server Repo        : updates Matched from: Filename    : /usr/share/httpd       httpd-2.4.6-97.el7.centos.2.x86_64 : Apache HTTP Server Repo        : updates Matched from: Filename    : /usr/share/httpd

　

yum deplist

yum deplist 查找一个包需要的依赖包的信息

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[root@node1 ~]# yum deplist fio Loaded plugins: fastestmirror Loading mirror speeds from cached hostfile  * base: mirrors.aliyun.com  * extras: mirrors.aliyun.com  * updates: mirrors.aliyun.com package: fio.x86_64 3.7-2.el7   dependency: /bin/sh    provider: bash.x86_64 4.2.46-35.el7_9   dependency: /usr/bin/bash    provider: bash.x86_64 4.2.46-35.el7_9   dependency: /usr/bin/python2.7    provider: python.x86_64 2.7.5-90.el7   dependency: libaio.so.1()(64bit)    provider: libaio.x86_64 0.3.109-13.el7   dependency: libaio.so.1(LIBAIO_0.1)(64bit)    provider: libaio.x86_64 0.3.109-13.el7   dependency: libaio.so.1(LIBAIO_0.4)(64bit)    provider: libaio.x86_64 0.3.109-13.el7   dependency: libc.so.6(GLIBC_2.14)(64bit)    provider: glibc.x86_64 2.17-326.el7_9   dependency: libdl.so.2()(64bit)    provider: glibc.x86_64 2.17-326.el7_9   dependency: libdl.so.2(GLIBC_2.2.5)(64bit)    provider: glibc.x86_64 2.17-326.el7_9   dependency: libibverbs.so.1()(64bit)    provider: libibverbs.x86_64 22.4-6.el7_9   dependency: libibverbs.so.1(IBVERBS_1.0)(64bit)    provider: libibverbs.x86_64 22.4-6.el7_9   dependency: libibverbs.so.1(IBVERBS_1.1)(64bit)    provider: libibverbs.x86_64 22.4-6.el7_9   dependency: libm.so.6()(64bit)    provider: glibc.x86_64 2.17-326.el7_9   dependency: libm.so.6(GLIBC_2.15)(64bit)    provider: glibc.x86_64 2.17-326.el7_9   dependency: libm.so.6(GLIBC_2.2.5)(64bit)    provider: glibc.x86_64 2.17-326.el7_9   dependency: libnuma.so.1()(64bit)    provider: numactl-libs.x86_64 2.0.12-5.el7   dependency: libnuma.so.1(libnuma_1.1)(64bit)    provider: numactl-libs.x86_64 2.0.12-5.el7   dependency: libnuma.so.1(libnuma_1.2)(64bit)    provider: numactl-libs.x86_64 2.0.12-5.el7   dependency: libpmem.so.1()(64bit)    provider: libpmem.x86_64 1.5.1-2.1.el7   dependency: libpmem.so.1(LIBPMEM_1.0)(64bit)    provider: libpmem.x86_64 1.5.1-2.1.el7   dependency: libpmemblk.so.1()(64bit)    provider: libpmemblk.x86_64 1.5.1-2.1.el7   dependency: libpmemblk.so.1(LIBPMEMBLK_1.0)(64bit)    provider: libpmemblk.x86_64 1.5.1-2.1.el7   dependency: libpthread.so.0()(64bit)    provider: glibc.x86_64 2.17-326.el7_9   dependency: libpthread.so.0(GLIBC_2.2.5)(64bit)    provider: glibc.x86_64 2.17-326.el7_9   dependency: libpthread.so.0(GLIBC_2.3.2)(64bit)    provider: glibc.x86_64 2.17-326.el7_9   dependency: librados.so.2()(64bit)    provider: librados2.x86_64 1:10.2.5-4.el7   dependency: librbd.so.1()(64bit)    provider: librbd1.x86_64 1:10.2.5-4.el7   dependency: librdmacm.so.1()(64bit)    provider: librdmacm.x86_64 22.4-6.el7_9   dependency: librdmacm.so.1(RDMACM_1.0)(64bit)    provider: librdmacm.x86_64 22.4-6.el7_9   dependency: librt.so.1()(64bit)    provider: glibc.x86_64 2.17-326.el7_9   dependency: librt.so.1(GLIBC_2.2.5)(64bit)    provider: glibc.x86_64 2.17-326.el7_9   dependency: libz.so.1()(64bit)    provider: zlib.x86_64 1.2.7-20.el7_9   dependency: rtld(GNU_HASH)    provider: glibc.x86_64 2.17-326.el7_9    provider: glibc.i686 2.17-326.el7_9

　　

yum repolist

yum repolist 显示已经配置的资源仓库的信息

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[root@node1 ~]# yum repolist all Loaded plugins: fastestmirror Loading mirror speeds from cached hostfile  * base: mirrors.aliyun.com  * extras: mirrors.aliyun.com  * updates: mirrors.aliyun.com repo id                                                                                    repo name                                                                                             status base/7/x86_64                                                                              CentOS-7 - Base - mirrors.aliyun.com                                                                  enabled: 10,072 centosplus/7/x86_64                                                                        CentOS-7 - Plus - mirrors.aliyun.com                                                                  disabled contrib/7/x86_64                                                                           CentOS-7 - Contrib - mirrors.aliyun.com                                                               disabled !epel/x86_64                                                                               Extra Packages for Enterprise Linux 7 - x86_64                                                        disabled epel-debuginfo/x86_64                                                                      Extra Packages for Enterprise Linux 7 - x86_64 - Debug                                                disabled epel-source                                                                                Extra Packages for Enterprise Linux 7 - x86_64 - Source                                               disabled extras/7/x86_64                                                                            CentOS-7 - Extras - mirrors.aliyun.com                                                                enabled:    512 local                                                                                      local                                                                                                 enabled:  4,070 mysql-cluster-7.5-community/x86_64                                                         MySQL Cluster 7.5 Community                                                                           disabled mysql-cluster-7.5-community-source                                                         MySQL Cluster 7.5 Community - Source                                                                  disabled mysql-cluster-7.6-community/x86_64                                                         MySQL Cluster 7.6 Community                                                                           disabled mysql-cluster-7.6-community-source                                                         MySQL Cluster 7.6 Community - Source                                                                  disabled mysql-cluster-8.0-community/x86_64                                                         MySQL Cluster 8.0 Community                                                                           disabled mysql-cluster-8.0-community-debuginfo/x86_64                                               MySQL Cluster 8.0 Community - Debuginfo                                                               disabled mysql-cluster-8.0-community-source                                                         MySQL Cluster 8.0 Community - Source                                                                  disabled !mysql-connectors-community/x86_64                                                         MySQL Connectors Community                                                                            disabled mysql-connectors-community-debuginfo/x86_64                                                MySQL Connectors Community - Debuginfo                                                                disabled mysql-connectors-community-source                                                          MySQL Connectors Community - Source                                                                   disabled !mysql-tools-community/x86_64                                                              MySQL Tools Community                                                                                 disabled mysql-tools-community-debuginfo/x86_64                                                     MySQL Tools Community - Debuginfo                                                                     disabled mysql-tools-community-source                                                               MySQL Tools Community - Source                                                                        disabled mysql-tools-preview/x86_64                                                                 MySQL Tools Preview                                                                                   disabled mysql-tools-preview-source                                                                 MySQL Tools Preview - Source                                                                          disabled mysql57-community/x86_64                                                                   MySQL 5.7 Community Server                                                                            disabled mysql57-community-source                                                                   MySQL 5.7 Community Server - Source                                                                   disabled !mysql80-community/x86_64                                                                  MySQL 8.0 Community Server                                                                            disabled mysql80-community-debuginfo/x86_64                                                         MySQL 8.0 Community Server - Debuginfo                                                                disabled mysql80-community-source                                                                   MySQL 8.0 Community Server - Source                                                                   disabled updates/7/x86_64                                                                           CentOS-7 - Updates - mirrors.aliyun.com                                                               enabled:  3,891 repolist: 18,545

　　

yum cache

yum clean 

yum clean 清理yum的cache 信息

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1	clean [headers|packages|metadata|dbcache|plugins|expire-cache|all]

　　

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[root@node1 ~]# yum clean all Loaded plugins: fastestmirror Cleaning repos: base extras local updates Cleaning up list of fastest mirrors Other repos take up 168 M of disk space (use --verbose for details)

　　

yum makecache

yum makecache 更新当前repolist里的cache信息

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[root@node1 ~]# yum makecache Loaded plugins: fastestmirror Loading mirror speeds from cached hostfile  * base: mirrors.aliyun.com  * extras: mirrors.aliyun.com  * updates: mirrors.aliyun.com base                                                                                                                                                                                     | 3.6 kB  00:00:00 extras                                                                                                                                                                                   | 2.9 kB  00:00:00 local                                                                                                                                                                                    | 3.6 kB  00:00:00 updates                                                                                                                                                                                  | 2.9 kB  00:00:00 (1/8): local/filelists_db                                                                                                                                                                | 3.3 MB  00:00:00 (2/8): local/other_db                                                                                                                                                                    | 1.3 MB  00:00:00 (3/8): extras/7/x86_64/other_db                                                                                                                                                          | 148 kB  00:00:00 (4/8): extras/7/x86_64/filelists_db                                                                                                                                                      | 277 kB  00:00:01 (5/8): updates/7/x86_64/other_db                                                                                                                                                         | 1.1 MB  00:00:04 (6/8): base/7/x86_64/other_db                                                                                                                                                            | 2.6 MB  00:00:11 (7/8): base/7/x86_64/filelists_db                                                                                                                                                        | 7.2 MB  00:00:29 (8/8): updates/7/x86_64/filelists_db                                                                                                                                                     | 8.7 MB  00:00:34 Metadata Cache Created

 

yum group安装查询

yum group 

yum groups help

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use: mark-blacklist, mark-packages-sync, upgrade, mark-groups-sync-force, mark-install, mark-groups-force, mark-convert, mark-groups, mark-packages, unmark-groups, mark-packages-sync-force, <br>     mark-packages-force, unmark-packages, mark-remove, mark-groups-sync, info, list, mark-convert-blacklist, remove, summary, mark-convert-whitelist, install.

　　

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[root@node1 ~]# yum group list Loaded plugins: fastestmirror There is no installed groups file. Maybe run: yum groups mark convert (see man yum) Loading mirror speeds from cached hostfile  * base: mirrors.aliyun.com  * extras: mirrors.aliyun.com  * updates: mirrors.aliyun.com Available Environment Groups:    Minimal Install    Compute Node    Infrastructure Server    File and Print Server    Basic Web Server    Virtualization Host    Server with GUI    GNOME Desktop    KDE Plasma Workspaces    Development and Creative Workstation Available Groups:    Compatibility Libraries    Console Internet Tools    Development Tools    Graphical Administration Tools    Legacy UNIX Compatibility    Scientific Support    Security Tools    Smart Card Support    System Administration Tools    System Management Done