rdisp/autoabaptime is a SAP Parameter attribute which is used to control Specifies the time cycle in seconds SAPMSSY6 is running information. This is available within R/3 SAP systems depending on the version and release level.
Below is the standard documentation available and a few details of the attributes values .
This parameter controls the time internal in which the SAPMSSY6 (screen
1100) is executed. A value of 0 deactivates the automatic execution.
With a value of n > 0, the program is periodically executed in the
background every n seconds (see Unit below).
See SAP Parameter Documentation for full SAP documentation for this profile parameter.