centos7.9中安装dnf；bash: dnf: command not found...
1、问题
[root@centos79 software]# dnf install R
bash: dnf: command not found...
2、安装dnf
[root@centos79 software]# yum install epel-release Loaded plugins: fastestmirror, langpacks Loading mirror speeds from cached hostfile * base: mirrors.huaweicloud.com * extras: mirrors.huaweicloud.com * updates: mirrors.huaweicloud.com Resolving Dependencies --> Running transaction check ---> Package epel-release.noarch 0:7-11 will be installed --> Finished Dependency Resolution Dependencies Resolved ………… ………… Running transaction Installing : epel-release-7-11.noarch 1/1 Verifying : epel-release-7-11.noarch 1/1 Installed: epel-release.noarch 0:7-11 Complete!
[root@centos79 software]# yum install dnf Loaded plugins: fastestmirror, langpacks Loading mirror speeds from cached hostfile epel/x86_64/metalink | 6.8 kB 00:00:00 * base: mirrors.huaweicloud.com * epel: mirrors.bfsu.edu.cn * extras: mirrors.huaweicloud.com * updates: mirrors.huaweicloud.com epel | 4.7 kB 00:00:00 (1/3): epel/x86_64/group_gz | 96 kB 00:00:00 (2/3): epel/x86_64/updateinfo | 1.0 MB 00:00:00 (3/3): epel/x86_64/primary_db | 6.9 MB 00:00:01 Resolving Dependencies --> Running transaction check ………… ………… Installed: dnf.noarch 0:4.0.9.2-2.el7_9 Dependency Installed: dnf-data.noarch 0:4.0.9.2-2.el7_9 libcomps.x86_64 0:0.1.8-14.el7 libdnf.x86_64 0:0.22.5-2.el7_9 libmodulemd.x86_64 0:1.6.3-1.el7 librepo.x86_64 0:1.8.1-8.el7_9 libsolv.x86_64 0:0.6.34-4.el7 python2-dnf.noarch 0:4.0.9.2-2.el7_9 python2-hawkey.x86_64 0:0.22.5-2.el7_9 python2-libcomps.x86_64 0:0.1.8-14.el7 python2-libdnf.x86_64 0:0.22.5-2.el7_9 Complete!
3、测试dnf
[root@centos79 software]# dnf install R Extra Packages for Enterprise Linux 7 - x86_64 20 MB/s | 17 MB 00:00 CentOS-7 - Base 24 MB/s | 10 MB 00:00 CentOS-7 - Updates 3.4 MB/s | 10 MB 00:03 CentOS-7 - Extras 938 kB/s | 292 kB 00:00 Dependencies resolved. ===================================================================================================================================== Package Arch Version Repository Size ===================================================================================================================================== Installing: R x86_64 3.6.0-1.el7 epel 30 k Installing dependencies: R-core x86_64 3.6.0-1.el7 epel 57 M R-core-devel x86_64 3.6.0-1.el7 epel 109 k R-devel x86_64 3.6.0-1.el7 epel 30 k ………… ………… texlive-xkeyval-2:svn27995.2.6a-45.el7.noarch texlive-xunicode-2:svn23897.0.981-45.el7.noarch texlive-zapfchan-2:svn28614.0-45.el7.noarch texlive-zapfding-2:svn28614.0-45.el7.noarch tk-1:8.5.13-6.el7.x86_64 tk-devel-1:8.5.13-6.el7.x86_64 xz-devel-5.2.2-1.el7.x86_64 zziplib-0.13.62-12.el7.x86_64 Complete!
4、测试是否安装R成功
[root@centos79 software]# R R version 3.6.0 (2019-04-26) -- "Planting of a Tree" Copyright (C) 2019 The R Foundation for Statistical Computing Platform: x86_64-redhat-linux-gnu (64-bit) R is free software and comes with ABSOLUTELY NO WARRANTY. You are welcome to redistribute it under certain conditions. Type \'license()\' or \'licence()\' for distribution details. Natural language support but running in an English locale R is a collaborative project with many contributors. Type \'contributors()\' for more information and \'citation()\' on how to cite R or R packages in publications. Type \'demo()\' for some demos, \'help()\' for on-line help, or \'help.start()\' for an HTML browser interface to help. Type \'q()\' to quit R. >
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