Limitations stored in the security profile

Check ASSIZEMAX in the daemon’s user ID OMVS segment, and set it to 2147483647 or, preferably, to NONE to use the SYS1.PARMLIB(BPXPRMxx) value.

Using RACF®, this value can be checked and set with the following TSO commands, as described in Security Server RACF Command Language Reference (SA22-7687):
  1. LISTUSER userid NORACF OMVS
  2. ALTUSER userid OMVS(NOASSIZEMAX)