I have some questions regarding Signoz We are planning to procure a VM on which I will be installing Signoz. For that purpose I need some specifications: 1. What is the minimum hardware requirement for signoz to run 2. What type of application signoz is : memory based/ cpu based 3. What is the type of database that signoz uses and also is it RDBMS or non-RDBMS 4. Is the database standard edition or enterprise edition Thank you