To install ServAssure NXT, complete the following tasks before proceeding:
| Task | Refer to... | Completed |
|---|---|---|
| Confirm that the preparation phase of deployment has been completed. | Preparation phase | |
| ServAssure NXT servers are installed and configured. | Pre-installation setup for all servers | |
| All ServAssure NXT servers are resolvable through DNS, and/or /etc/hosts are configured. | Naming services | |
| NTP/Time Synchronization has been configured on all ServAssure NXT servers. | Time synchronization | |
| ServAssure NXT data and commit log
disks have been properly mounted and configured on all Cassandra Data
Nodes. NOTE: Data and
commit log directories must be empty during an initial
install. | Detailed requirements for each server/application type | |
| ServAssure NXT data disks have been properly mounted and configured on all other nodes requiring separate data disk(s). | Detailed requirements for each server/application type | |
| Network connectivity and security issues (ACLs or Firewall rules) have been addressed. | Network services | |
| ServAssure NXT software is downloaded and staged. | Obtain software | |
| ServAssure NXT "host_inventory" and "site_vars" have been configured. | Configure Ansible default files | |
| Ansible is installed and configured on Installation Management Host. | Installation management server | |
| Ansible is tested to make sure it can reach all nodes via SSH. | N/A | |
| Install software on all Cassandra Data Nodes. | Cassandra database installation | |
| Install software on all Proxy Nodes. | HAProxy installation | |
| Install software on all Solr Nodes. | Solr search installation | |
| Install software on all NXT Engine Nodes. | NXT Engine cache installation | |
| Install software on all Application Server Nodes. | Application server/UI installation | |
| Install software on all Trap Receiver Nodes. | Trap Receiver server installation | |
| Proceed to the configuration phase of installation | Post-installation |