MONSIZE - Size of SYSTP Monitor Buffer

This Natural profile parameter specifies the size of the buffer used by the Monitor function of the SYSTP utility (described in the Utilities documentation).

Possible settings 5-256 Buffer size in KB.
0 If MONSIZE=0 or if the requested space is not available, the Monitor function of the SYSTP utility cannot be used, except there is a monitor buffer pool defined by means of profile parameter BPI or parameter macro NTBPI.
Default setting 0  
Dynamic specification yes  
Specification within session no  

Alternatively, you can use the equivalent Natural profile parameter DS or macro NTDS to specify the size of the buffer.