红帽8的dnf注意事项

botang · 发表于 2020-11-9 20:59:17

1. 由于在默认的发行版本中，有50个软件的分支选择，所以在安装软件的时候建议先执行：

[root@classroom conf]#dnf module list
Updating Subscription Management repositories.
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AppStream
Name Stream Profiles Summary
389-ds 1.4 [e] 389 Directory Server (base)
ant 1.10 [d][e] common [d] Java build tool
container-tools 1.0 common [d] Common tools and dependencies for container runtimes
container-tools rhel8 [d][e] common [d] Common tools and dependencies for container runtimes
freeradius 3.0 [d] server [d] High-performance and highly configurable free RADIUS server
gimp 2.8 [d][e] common [d], devel gimp module
go-toolset rhel8 [d] common [d] Go
httpd 2.4 [d][e] common [d] [i], devel, minimal Apache HTTP Server
idm DL1 [e] common [d], adtrust, client, dns [i], server The Red Hat Enterprise Linux Identity Management system module
idm client [d] common [d] RHEL IdM long term support client module
inkscape 0.92.3 [d] common [d] Vector-based drawing program using SVG
javapackages-runtime 201801 [d][e] common [d] Basic runtime utilities to support Java applications
libselinux-python 2.8 common Python 2 bindings for libselinux
llvm-toolset rhel8 [d][e] common [d] LLVM
mailman 2.1 [d] common [d] Electronic mail discussion and e-newsletter lists managing software
mariadb 10.3 [d][e] client, server [d], galera MariaDB Module
maven 3.5 [d][e] common [d] Java project management and project comprehension tool
mercurial 4.8 [d] common [d] Mercurial -- a distributed SCM
mod_auth_openidc 2.3 Apache module suporting OpenID Connect authentication
mysql 8.0 [d] client, server [d] MySQL Module
nginx 1.14 [d] common [d] nginx webserver
nodejs 10 [d] common [d], development, minimal, s2i Javascript runtime
parfait 0.5 common Parfait Module
perl 5.24 common [d], minimal Practical Extraction and Report Language
perl 5.26 [d][e] common [d] [i], minimal Practical Extraction and Report Language
perl-App-cpanminus 1.7044 [d][e] common [d] Get, unpack, build and install CPAN modules
perl-DBD-MySQL 4.046 [d][e] common [d] A MySQL interface for Perl
perl-DBD-Pg 3.7 [d][e] common [d] A PostgreSQL interface for Perl
perl-DBD-SQLite 1.58 [d][e] common [d] SQLite DBI driver
perl-DBI 1.641 [d][e] common [d] A database access API for Perl
perl-FCGI 0.78 [d][e] common [d] FastCGI Perl bindings
perl-YAML 1.24 [d][e] common [d] Perl parser for YAML
php 7.2 [d] common [d], devel, minimal PHP scripting language
pki-core 10.6 [e] PKI Core
pki-deps 10.6 [e] PKI Dependencies
postgresql 10 [d][e] client, server [d] PostgreSQL server and client module
postgresql 9.6 client, server [d] PostgreSQL server and client module
python27 2.7 [d][e] common [d] Python programming language, version 2.7
python36 3.6 [d][e] common [d], build Python programming language, version 3.6
redis 5 [d] common [d] Redis persistent key-value database
rhn-tools 1.0 [d] common [d] Red Hat Satellite 5 tools for RHEL
ruby 2.5 [d] common [d] An interpreter of object-oriented scripting language
rust-toolset rhel8 [d] common [d] Rust
satellite-5-client 1.0 [d][e] common [d], gui Red Hat Satellite 5 client packages
scala 2.10 [d] common [d] A hybrid functional/object-oriented language for the JVM
squid 4 [d][e] common [d] Squid - Optimising Web Delivery
subversion 1.10 [d][e] common [d], server Apache Subversion
swig 3.0 [d][e] common [d], complete Connects C/C++/Objective C to some high-level programming languages
varnish 6 [d] common [d] Varnish HTTP cache
virt rhel [d][e] common [d] Virtualization module
Hint: [d]efault, [e]nabled, [x]disabled, [i]nstalled
[root@classroom conf]# dnf module list | wc -l
58
[root@classroom conf]#

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2. 真正是有选择余地的是：

[root@classroom conf]# dnf module list | cut -d ' ' -f 1 | tail -n +7 | uniq -c | grep '\<2\>
2 container-tools
2 idm
2 perl
2 postgresql

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3. 如果卸载过module中的流分支，它仍然会处于enable状态。务必要：

dnf module reset perl

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