SAP Profile parameters and their details are maintained and viewed via transaction RZ11. Simply execute the tcode and enter the profile parameter you want to view.
Then press the display button. Ensure you enter it in the correct case, if the parameter is in lower case you need to ensure you enter it in lower case otherwise, transaction RZ11 will not find it.
Also note you have the change option from this screen if you need to change the values... but please do not do this unless you know what you are doing and are fully aware of what the parameter does.
rsdb/mb_cur_max - "Maximum bytes per character of the DBMS characterset" rsdb/oracle_host_standby.htm - "Hostname of a Standby Database Host" rsdb/reco_sleep_time - "Influence the Sleeptime between two DB-Reconnect Attempts"
rspo/host_spool/print - "Print command for host system (access method L)"
fn_alalerts - "generic filename for CCMS Monitoring Architecture alerts"