Explanation of mysql and dradmin Linux accounts in DX NetOps Performance Management

Products

• Network Observability
• CA Performance Management

Issue/Introduction

You may observe mysql and dradmin Linux user accounts on the server and require justification of their presence for security purposes

Environment

All supported DX NetOps Performance Management releases

Resolution

DRADMIN: The dradmin account is the dedicated Linux user used to install and manage the Data Repository (Vertica)․

Path: /opt/vertica (typical)

This account must exist to perform administration tasks such as database schema updates, managing Vertica logs, and performing backups/restores․
This user typically owns the Vertica installation directories and processes․

MYSQL: The mysql OS-level user is created automatically during the installation of the MySQL database component․

This account is required for MySQL database administration․
This account owns the MySQL service and all associated database files․

The mysql and dradmin accounts are functional requirements for the underlying database technologies (Vertica and MySQL)