Upgrade to Database EE for US Federal

When upgrading from Aerospike Database EE 4.9.0 or 5.x.y.z, follow the instructions in Storage Format Upgrade in 6.0.0 Release.
Back up /opt/aerospike/smd/security.smd in your system metadata (SMD) Directory Structure and aerospike.conf, the Aerospike configuration file.
Fully remove the Aerospike EE package with your package manager. Example:

dpkg --purge aerospike-server-enterprise
(Reading database ... 11993 files and directories currently installed.)
Removing aerospike-server-enterprise (6.0.0.1-1) ...
Purging configuration files for aerospike-server-enterprise (6.0.0.1-1) ...
dpkg: warning: while removing aerospike-server-enterprise, directory '/usr/lib/systemd/system' not empty so not removed
dpkg: warning: while removing aerospike-server-enterprise, directory '/opt/aerospike/smd' not empty so not removed

dpkg -l | fgrep aerospike
ii  aerospike-tools               7.0.3                             amd64        Aerospike server tools.

Download and install the Aerospike Database FE package. Example: aerospike-server-federal-6.0.0.1-ubuntu20.04.tgz.
Remove the skeleton aerospike.conf installed and replace it with your backed-up configuration file.
Validate that your SMD and TLS certificates are still in place. If they aren’t, use a backup of the previous SMD version.
In US Federal, password authentication is disabled. Use mTLS-based PKI authentication or LDAP for authentication. Refer to TLS configuration and Configuring access control.