Se edita SYS1.PARMLIB(SMFPRM00) cambiando el valor de SID(en rojo):

OPT=2,                      SYSTEM,JOB AND STEP DATA COLLECTION    
EXT=YES,                    USER EXITS ARE TO BE TAKEN             
JWT=60,                     MAXIMUM WAIT TIME IS 60 MINS           
BUF=8192,                   an 8192 byte buffer is defined         
SID=TK4-,                   system id is TK4-,                     
OPI=NO,                     No OPERATOR INTERVENTION               
DSV=3,                      collect data set and volume information
MAN=ALL                     USER AND SYSTEM RECORDS PERMITTED      

Luego se reformatea JES2, y ya estará actualizado.