Introduction - If you have any usage issues, please Google them yourself
RDA English name called Oracle Remote Diagnostic Agent .
The Oracle diagnostic tool is written in Perl, including diagnostic script is very rich, detailed information can use it very convenient acquisition to the Oracle server configuration and system.
If you can provide a RDA report to Oracle support staff for help, it will greatly shorten the treatment cycle, avoid repeated acquisition information. Any configuration of RDA does not change the server, just collect the information, understand the system.