Yum配置文件位于
/etc/yum.conf和/etc/yum.repos.d/CentOS-Base.repo目录下使用yum时注意:必须使用root身份来执行yum;yum配置文件内的镜像站点必须能与自己进行网络连接;镜像站点越近,带宽越大越好,方便下载。[root@localhost
~]#
yum [options]
COMMAND 软件
List of Commands:install:Install
a
package
or
packages
on
your
system
update:Update
a
package
or
packages
on
your
system
remove:移出某个软件,后跟软件名称
search:Search
package
details
for
the
given
string 搜索某个软件或重要关键字
list:List
a
package
or
groups
of
packages列出yum所管理的软件名称与版本,www.linuxidc.com类似于rpm –qa
info:Display
details
about
a
package
or
group
of
packages,类似于rpm –qai
clean:Remove
cached
data 下载文件被放置在/var/cache/yum中,可以使用clean清除。
check-update:Check
for
available
package
updates
Groupinfo:Display
details
about
a
package
group
groupinstall Install
the
packages
in
a
group
on
your
system
grouplist:List
available
package
groups
groupremove:Remove
the
packages
in
a
group
from
your
system
groupupdate:升级整个软件群组
help:Display
a
helpful
usage
message
Deplist:List
a
package"s
dependencies
列出软件包的依赖关系,在使用本地源软件包进行安装时,可以查看依赖关系
Downgrade:downgrade
a
package
Erase:Remove
a
package
or
packages
from
your
system
localinstall:Install
a
local
RPM安装本地的rpm软件包
makecache:Generate
the
metadata
cache 生成数据缓存
provides:Find
what
package
provides
the
given
value 找到包提供的给定值
reinstall:reinstall
a
package 重装软件包
repolist:Display the configured software repositories
resolvedep:Determine
which
package
provides
the
given
dependency
shell:Run
an
interactive
yum
shell
upgrade:Update
packages
taking
obsoletes
into
account
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