[root@localhost ~]# ls
anaconda-ks.cfg yum-3.4.3-158.el7.centos.noarch.rpm yum-updateonboot-1.1.31-45.el7.noarch.rpm
initial-setup-ks.cfg yum-metadata-parser-1.1.4-10.el7.x86_64.rpm yum-utils-1.1.31-45.el7.noarch.rpm
python-urlgrabber-3.10-8.el7.noarch.rpm yum-plugin-fastestmirror-1.1.31-45.el7.noarch.rpm
[root@localhost ~]# rpm -ivh yum-3.4.3-158.el7.centos.noarch.rpm
warning: yum-3.4.3-158.el7.centos.noarch.rpm: Header V3 RSA/SHA256 Signature, key ID f4a80eb5: NOKEY
error: Failed dependencies:
rpm >= 0:4.11.3-22 is needed by yum-3.4.3-158.el7.centos.noarch
yum-metadata-parser >= 1.1.0 is needed by yum-3.4.3-158.el7.centos.noarch
yum-plugin-fastestmirror is needed by yum-3.4.3-158.el7.centos.noarch
[root@localhost ~]# LS
bash: LS: command not found...
Similar command is: 'ls'
[root@localhost ~]# ls
anaconda-ks.cfg yum-3.4.3-158.el7.centos.noarch.rpm yum-updateonboot-1.1.31-45.el7.noarch.rpm
initial-setup-ks.cfg yum-metadata-parser-1.1.4-10.el7.x86_64.rpm yum-utils-1.1.31-45.el7.noarch.rpm
python-urlgrabber-3.10-8.el7.noarch.rpm yum-plugin-fastestmirror-1.1.31-45.el7.noarch.rpm
[root@localhost ~]# ls |grep yum
yum-3.4.3-158.el7.centos.noarch.rpm
yum-metadata-parser-1.1.4-10.el7.x86_64.rpm
yum-plugin-fastestmirror-1.1.31-45.el7.noarch.rpm
yum-updateonboot-1.1.31-45.el7.noarch.rpm
yum-utils-1.1.31-45.el7.noarch.rpm
[root@localhost ~]# ls |grep yum |xargs rpm -ivh
warning: yum-3.4.3-158.el7.centos.noarch.rpm: Header V3 RSA/SHA256 Signature, key ID f4a80eb5: NOKEY
error: Failed dependencies:
rpm >= 0:4.11.3-22 is needed by yum-3.4.3-158.el7.centos.noarch        rpm >= 0:4.11.3-22，这句话意思是需要rpm-4.11.3-22的包。为了理解这句话，查阅了一个小时资料。
[root@localhost ~]# wget http://mirrors.163.com/centos/7/os/x86_64/Packages/rpm-4.11.3-32.el7.x86_64.rpm
--2018-07-10 05:17:15-- http://mirrors.163.com/centos/7/os/x86_64/Packages/rpm-4.11.3-32.el7.x86_64.rpm
Resolving mirrors.163.com (mirrors.163.com)... 59.111.0.251
Connecting to mirrors.163.com (mirrors.163.com)|59.111.0.251|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 1217728 (1.2M) [application/x-redhat-package-manager]
Saving to: ‘rpm-4.11.3-32.el7.x86_64.rpm’

100%[============================================================================================================>] 1,217,728 2.40MB/s in 0.5s

2018-07-10 05:17:16 (2.40 MB/s) - ‘rpm-4.11.3-32.el7.x86_64.rpm’ saved [1217728/1217728]

[root@localhost ~]# ls
anaconda-ks.cfg rpm-4.11.3-32.el7.x86_64.rpm yum-plugin-fastestmirror-1.1.31-45.el7.noarch.rpm
initial-setup-ks.cfg yum-3.4.3-158.el7.centos.noarch.rpm yum-updateonboot-1.1.31-45.el7.noarch.rpm
python-urlgrabber-3.10-8.el7.noarch.rpm yum-metadata-parser-1.1.4-10.el7.x86_64.rpm yum-utils-1.1.31-45.el7.noarch.rpm
[root@localhost ~]# rpm -ivh rpm-4.11.3-32.el7.x86_64.rpm      安装是不行的。。需要升级
warning: rpm-4.11.3-32.el7.x86_64.rpm: Header V3 RSA/SHA256 Signature, key ID f4a80eb5: NOKEY
Preparing... ################################# [100%]
file /bin/rpm from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/bin/rpm2cpio from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/bin/rpmdb from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/bin/rpmkeys from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/aarch64-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/alpha-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/alphaev5-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/alphaev56-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/alphaev6-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/alphaev67-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/alphapca56-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/amd64-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/armv3l-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/armv4b-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/armv4l-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/armv5tejl-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/armv5tel-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/armv6l-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/armv7hl-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/armv7hnl-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/armv7l-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/athlon-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/geode-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/i386-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/i486-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/i586-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/i686-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/ia32e-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/ia64-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/noarch-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/pentium3-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/pentium4-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/ppc-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/ppc32dy4-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/ppc64-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/ppc64iseries-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/ppc64p7-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/ppc64pseries-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/ppc8260-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/ppc8560-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/ppciseries-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/ppcpseries-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/s390-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/s390x-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/sh-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/sh3-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/sh4-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/sh4a-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/sparc-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/sparc64-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/sparc64v-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/sparcv8-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/sparcv9-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/sparcv9v-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/platform/x86_64-linux/macros from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/lib/rpm/rpmrc from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/br/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/ca/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/cs/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/da/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/de/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/el/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/eo/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/es/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/fi/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/fr/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/is/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/it/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/ja/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/ko/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/ms/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/nb/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/nl/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/pl/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/pt/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/pt_BR/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/ru/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/sk/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/sl/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/sr/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/sr@latin/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/sv/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/te/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/tr/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/uk/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/zh_CN/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/locale/zh_TW/LC_MESSAGES/rpm.mo from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
file /usr/share/man/man8/rpm.8.gz from install of rpm-4.11.3-32.el7.x86_64 conflicts with file from package rpm-4.11.1-16.el7.x86_64
[root@localhost ~]# ls |grep yum |xargs rpm -ivh
warning: yum-3.4.3-158.el7.centos.noarch.rpm: Header V3 RSA/SHA256 Signature, key ID f4a80eb5: NOKEY
error: Failed dependencies:
rpm >= 0:4.11.3-22 is needed by yum-3.4.3-158.el7.centos.noarch
[root@localhost ~]# ls
anaconda-ks.cfg rpm-4.11.3-32.el7.x86_64.rpm yum-plugin-fastestmirror-1.1.31-45.el7.noarch.rpm
initial-setup-ks.cfg yum-3.4.3-158.el7.centos.noarch.rpm yum-updateonboot-1.1.31-45.el7.noarch.rpm
python-urlgrabber-3.10-8.el7.noarch.rpm yum-metadata-parser-1.1.4-10.el7.x86_64.rpm yum-utils-1.1.31-45.el7.noarch.rpm
[root@localhost ~]# rpm -Uvh rpm-4.11.3-32.el7.x86_64.rpm --nodeps                 升级包
warning: rpm-4.11.3-32.el7.x86_64.rpm: Header V3 RSA/SHA256 Signature, key ID f4a80eb5: NOKEY
Preparing... ################################# [100%]
Updating / installing...
1:rpm-4.11.3-32.el7 ################################# [ 50%]
Cleaning up / removing...
2:rpm-4.11.1-16.el7 ################################# [100%]
[root@localhost ~]# ls |grep yum |xargs rpm -ivh 　　　　　　　　好了，，这样就能安装呢
warning: yum-3.4.3-158.el7.centos.noarch.rpm: Header V3 RSA/SHA256 Signature, key ID f4a80eb5: NOKEY
Preparing... ################################# [100%]
Updating / installing...
1:yum-metadata-parser-1.1.4-10.el7 ################################# [ 20%]
2:yum-plugin-fastestmirror-1.1.31-4################################# [ 40%]
3:yum-3.4.3-158.el7.centos ################################# [ 60%]
4:yum-updateonboot-1.1.31-45.el7 ################################# [ 80%]
5:yum-utils-1.1.31-45.el7 ################################# [100%]

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