For linux server with multiple nics, it is a common issue that only one of the nic IP is reachable. The issue is due to missing routes of other nics. This article will show how to fix the issue.

Apache CloudStack provides the register/download/upload features via a System VM which is named Secondary Storage VM (aka SSVM). This article explains how to configure nginx for SSVM.

Apache CloudStack provides VM console via a System VM which is named Console Proxy VM (aka CPVM). This article explains how CPVM works, how to secure CPVM and configure nginx for CPVM.

Reverse proxy is widely used to access services in internal sites, or forward HTTPS request to HTTP server in the backend. This series of blogs will introduce how to setup ngix reverse proxy for Apache CloudStack services, including Management server, Console Proxy VM and Secondary Storage VM.

Cephadm is is the new official Ceph installer, which is more recommended. If you have a ceph cluster deployed by ceph-ansible, and wish to convert it to Cephadm-managed cluster, ceph-ansible provides to a playbook cephadm-adopt.yml to adopt the cluster by cephadm.