From AdempiereWiki

Contents 1 Technical specifications 1.1 Server side 1.1.1 Software 1.1.2 Hardware 2 Databases 3 Stack required 3.1 Technologies Used 3.2 Supported interfaces 3.3 Client side

Technical specifications

Server side

Software

• Operating Systems
  • Microsoft Windows 2000, XP*, Vista
  • Linux
    • Suse *
    • Red Hat *
    • CentOS
    • Debian / Ubuntu
    • FreeBSD
  • Unix
    • OpenSolaris
  • MAC OSX

Hardware

• Architecture of hardware
  • Intel
  • AMD Opteron
  • Sparc]
  • Power
  • Itanium

• Recommendation
  • For production environment it is highly recommended to have one Application Server and one Database Server on different machines.
    • Here is a example of 200 concurrent users.

Application Server  with 2 CPU and 8GB
Database Server  with 2 CPU and 8GB
It Is very important to calculate the hard disk size which generally depends on the time necessary to have the data online   
It is highly recommended to use SCSI disks, the higher the RPM, the better.
Disk Tuning PostgreSQL

Databases

• Oracle 10g release 2 (Express, Standard and Enterprise editions)
• PostgreSQL 8.2 or better

Stack required

• Java 2 Platform Standard Edition 5.0 or higher
• JBoss
• Apache-ant 1.6 or higher.

Technologies Used

• Java
• JavaServer pages (JSP)
• Servlets
• EJB
• SQL/SQLJ
• XML
• HTML/CSS
• PDF

Supported interfaces

• POS Posterita
• Supported regions/countries

Client side

• Browsers
  • Firefox 2.0 or better
  • Safari 2 or better
  • Internet Explorer 7.0 or better
  • Java 2 Platform Standard Edition 5.0 or higher