[_admin_@wb_centos ~]$ sudo dnf upgrade
CentOS Linux 8 - BaseOS 0.0 B/s | 0 B 00:00
CentOS Linux 8 - AppStream 0.0 B/s | 0 B 00:00
Failed to synchronize cache for repo 'baseos', ignoring this repo.
Failed to synchronize cache for repo 'appstream', ignoring this repo.
Last metadata expiration check: 0:26:15 ago on Sun 17 Jul 2022 11:24:13 PM CDT.
Module yaml error: Unexpected key in data
Module defaults error: Unexpected key in data
Dependencies resolved.
Problem 1: cannot install the best update candidate for package aalib-libs-1.4.0-0.22.rc5.el7.x86_64
- nothing provides libtinfo.so.6()(64bit) needed by aalib-libs-1.4.0-0.37.rc5.el8.x86_64
- nothing provides libncurses.so.6()(64bit) needed by aalib-libs-1.4.0-0.37.rc5.el8.x86_64
Problem 2: cannot install the best update candidate for package elrepo-release-7.0-5.el7.elrepo.noarch
- nothing provides glibc = 2.28 needed by elrepo-release-8.1-1.el8.elrepo.noarch
Problem 3: cannot install the best update candidate for package game-music-emu-0.6.2-1.el7.x86_64
- nothing provides libstdc++.so.6(CXXABI_1.3.9)(64bit) needed by game-music-emu-0.6.2-3.el8.x86_64
Problem 4: cannot install the best update candidate for package gperftools-libs-2.6.1-1.el7.x86_64
- nothing provides libstdc++.so.6(CXXABI_1.3.9)(64bit) needed by gperftools-libs-1:2.7-9.el8.x86_64
- nothing provides libstdc++.so.6(CXXABI_1.3.8)(64bit) needed by gperftools-libs-1:2.7-9.el8.x86_64
- nothing provides libc.so.6(GLIBC_2.27)(64bit) needed by gperftools-libs-1:2.7-9.el8.x86_64
Problem 5: cannot install the best update candidate for package jack-audio-connection-kit-1.9.9.5-6.el7.x86_64
- nothing provides libstdc++.so.6(GLIBCXX_3.4.21)(64bit) needed by jack-audio-connection-kit-1.9.14-4.el8.x86_64
- nothing provides libstdc++.so.6(GLIBCXX_3.4.20)(64bit) needed by jack-audio-connection-kit-1.9.14-4.el8.x86_64
- nothing provides libstdc++.so.6(CXXABI_1.3.8)(64bit) needed by jack-audio-connection-kit-1.9.14-4.el8.x86_64
- nothing provides libm.so.6(GLIBC_2.27)(64bit) needed by jack-audio-connection-kit-1.9.14-4.el8.x86_64
Problem 6: cannot install the best update candidate for package libaom-3.1.1-1.el7.x86_64
- nothing provides libm.so.6(GLIBC_2.27)(64bit) needed by libaom-3.1.1-1.el8.x86_64
Problem 7: cannot install the best update candidate for package libcaca-0.99-0.40.beta20.el7.x86_64
- nothing provides libtinfo.so.6()(64bit) needed by libcaca-0.99-0.59.beta20.el8.x86_64
- nothing provides libncursesw.so.6()(64bit) needed by libcaca-0.99-0.59.beta20.el8.x86_64
Problem 8: cannot install the best update candidate for package libcddb-1.3.2-12.el7.x86_64
- nothing provides libcdio.so.18()(64bit) needed by libcddb-1.3.2-30.el8.x86_64
- nothing provides libcdio.so.18(CDIO_18)(64bit) needed by libcddb-1.3.2-30.el8.x86_64
Problem 9: cannot install the best update candidate for package libffado-2.1.0-4.el7.x86_64
- nothing provides libstdc++.so.6(GLIBCXX_3.4.21)(64bit) needed by libffado-2.4.4-2.el8.x86_64
- nothing provides libstdc++.so.6(GLIBCXX_3.4.20)(64bit) needed by libffado-2.4.4-2.el8.x86_64
Problem 10: cannot install the best update candidate for package libmfx-1.21-2.el7.x86_64
- nothing provides libstdc++.so.6(CXXABI_1.3.9)(64bit) needed by libmfx-1.25-4.el8.x86_64
- nothing provides libva-drm.so.2()(64bit) needed by libmfx-1.25-4.el8.x86_64
- nothing provides libva-x11.so.2()(64bit) needed by libmfx-1.25-4.el8.x86_64
- nothing provides libva.so.2()(64bit) needed by libmfx-1.25-4.el8.x86_64
Problem 11: cannot install the best update candidate for package libmodplug-1:0.8.9.0-9.el7.x86_64
- nothing provides libstdc++.so.6(CXXABI_1.3.9)(64bit) needed by libmodplug-1:0.8.9.0-9.el8.x86_64
Problem 12: cannot install the best update candidate for package libspatialaudio-3.1-1.20200406gitd926a2e.el7.x86_64
- nothing provides libm.so.6(GLIBC_2.27)(64bit) needed by libspatialaudio-3.1-1.20200406gitd926a2e.el8.x86_64
Problem 13: cannot install the best update candidate for package libssh2-1.8.0-4.el7.x86_64
- nothing provides libcrypto.so.1.1()(64bit) needed by libssh2-1.9.0-5.el8.x86_64
- nothing provides libcrypto.so.1.1(OPENSSL_1_1_0)(64bit) needed by libssh2-1.9.0-5.el8.x86_64
- nothing provides libssl.so.1.1()(64bit) needed by libssh2-1.9.0-5.el8.x86_64
- nothing provides libcrypto.so.1.1(OPENSSL_1_1_1)(64bit) needed by libssh2-1.9.0-5.el8.x86_64
Problem 14: cannot install the best update candidate for package libxml++-2.37.1-1.el7.x86_64
- nothing provides libstdc++.so.6(CXXABI_1.3.9)(64bit) needed by libxml++-2.40.1-10.el8.x86_64
- nothing provides libstdc++.so.6(GLIBCXX_3.4.21)(64bit) needed by libxml++-2.40.1-10.el8.x86_64
Problem 15: cannot install the best update candidate for package lirc-libs-0.10.0-16.el7.x86_64
- nothing provides libstdc++.so.6(GLIBCXX_3.4.20)(64bit) needed by lirc-libs-0.10.0-19.el8.x86_64
- nothing provides libc.so.6(GLIBC_2.27)(64bit) needed by lirc-libs-0.10.0-19.el8.x86_64
Problem 16: cannot install the best update candidate for package rpmconf-1.0.22-1.el7.noarch
- nothing provides rpm-python3 needed by rpmconf-1.1.3-1.el8.noarch
Problem 17: cannot install the best update candidate for package sox-14.4.1-7.el7.x86_64
- nothing provides libpng16.so.16()(64bit) needed by sox-14.4.2.0-29.el8.x86_64
- nothing provides libpng16.so.16(PNG16_0)(64bit) needed by sox-14.4.2.0-29.el8.x86_64
- nothing provides libc.so.6(GLIBC_2.27)(64bit) needed by sox-14.4.2.0-29.el8.x86_64
Problem 18: cannot install the best update candidate for package tcp_wrappers-7.6-77.el7.x86_64
- nothing provides libnsl.so.2()(64bit) needed by tcp_wrappers-7.6-96.el8.x86_64
- nothing provides libnsl.so.2(LIBNSL_1.0)(64bit) needed by tcp_wrappers-7.6-96.el8.x86_64
Problem 19: cannot install the best update candidate for package tcp_wrappers-libs-7.6-77.el7.x86_64
- nothing provides libnsl.so.2()(64bit) needed by tcp_wrappers-libs-7.6-96.el8.x86_64
- nothing provides libnsl.so.2(LIBNSL_1.0)(64bit) needed by tcp_wrappers-libs-7.6-96.el8.x86_64
Problem 20: cannot install the best update candidate for package zvbi-0.2.35-1.el7.x86_64
- nothing provides libpng16.so.16()(64bit) needed by zvbi-0.2.35-9.el8.x86_64
- nothing provides libpng16.so.16(PNG16_0)(64bit) needed by zvbi-0.2.35-9.el8.x86_64
Problem 21: cannot install both libass-0.15.2-1.el8.x86_64 and libass-0.13.4-6.el7.x86_64
- package ffmpeg-libs-3.4.11-1.el7.x86_64 requires libass.so.5()(64bit), but none of the providers can be installed
- cannot install the best update candidate for package libass-0.13.4-6.el7.x86_64
- cannot install the best update candidate for package ffmpeg-libs-3.4.11-1.el7.x86_64
Problem 22: package vlc-core-1:3.0.17.2-1.el7.x86_64 requires libchromaprint.so.0()(64bit), but none of the providers can be installed
- cannot install both libchromaprint-1.4.2-6.el8.x86_64 and libchromaprint-1.0-1.el7.x86_64
- cannot install the best update candidate for package vlc-core-1:3.0.17.2-1.el7.x86_64
- cannot install the best update candidate for package libchromaprint-1.0-1.el7.x86_64
Problem 23: package vlc-1:3.0.17.2-1.el7.x86_64 requires libvlccore.so.9()(64bit), but none of the providers can be installed
- package vlc-1:3.0.17.2-1.el7.x86_64 requires vlc-core(x86-64) = 1:3.0.17.2-1.el7, but none of the providers can be installed
- package vlc-core-1:3.0.17.2-1.el7.x86_64 requires libixml.so.2()(64bit), but none of the providers can be installed
- package vlc-core-1:3.0.17.2-1.el7.x86_64 requires libupnp.so.6()(64bit), but none of the providers can be installed
- cannot install both libupnp-1.8.7-1.el8.x86_64 and libupnp-1.6.25-1.el7.x86_64
- cannot install the best update candidate for package vlc-1:3.0.17.2-1.el7.x86_64
- cannot install the best update candidate for package libupnp-1.6.25-1.el7.x86_64
================================================================================
Package Arch Version Repository
Size
================================================================================
Skipping packages with conflicts:
(add '--best --allowerasing' to command line to force their upgrade):
libass x86_64 0.15.2-1.el8 epel 116 k
libchromaprint x86_64 1.4.2-6.el8 epel 54 k
libupnp x86_64 1.8.7-1.el8 epel 116 k
Skipping packages with broken dependencies:
aalib-libs x86_64 1.4.0-0.37.rc5.el8 epel 72 k
elrepo-release noarch 8.1-1.el8.elrepo extras 14 k
game-music-emu x86_64 0.6.2-3.el8 epel 155 k
gperftools-libs x86_64 1:2.7-9.el8 epel 306 k
jack-audio-connection-kit x86_64 1.9.14-4.el8 epel 523 k
libaom x86_64 3.1.1-1.el8 epel 1.7 M
libcaca x86_64 0.99-0.59.beta20.el8 epel 225 k
libcddb x86_64 1.3.2-30.el8 epel 79 k
libffado x86_64 2.4.4-2.el8 epel 836 k
libmfx x86_64 1.25-4.el8 epel 36 k
libmodplug x86_64 1:0.8.9.0-9.el8 epel 171 k
libspatialaudio x86_64 3.1-1.20200406gitd926a2e.el8 epel 884 k
libssh2 x86_64 1.9.0-5.el8 epel 128 k
libxml++ x86_64 2.40.1-10.el8 epel 102 k
lirc-libs x86_64 0.10.0-19.el8 epel 139 k
rpmconf noarch 1.1.3-1.el8 epel 27 k
sox x86_64 14.4.2.0-29.el8 epel 434 k
tcp_wrappers x86_64 7.6-96.el8 epel 87 k
tcp_wrappers-libs x86_64 7.6-96.el8 epel 74 k
zvbi x86_64 0.2.35-9.el8 epel 424 k
Transaction Summary
================================================================================
Skip 23 Packages
Nothing to do.
Complete!
我已经尝试过谷歌在不同论坛上的很多建议，但都没有任何帮助。
gnome 更新管理器也失败了。如果有人能帮忙，请告诉我。
答案1
CentOS 8 已终止使用：https://www.centos.org/centos-linux-eol/就像 Rob 在评论中说的那样。你应该迁移到Rocky Linux或者阿尔玛Linux. 它们与 CentOS/RHEL 1:1 二进制兼容。
您可能还想查看提升。