用户手册

1. 扩展仓库

extras(扩展)仓库主要是存放基础仓库之外的其他仓库源，可以通过安装扩展仓库对应的软件包安装某个软件源。 主要包括以下几种：

loongnix-release-advanced-virtualization
loongnix-release-ceph-nautilus
loongnix-release-ceph-pacific
loongnix-release-epel
loongnix-release-kubernetes
loongnix-release-messaging
loongnix-release-nfv
loongnix-release-openstack-ussuri
loongnix-release-rabbitmq