Solution : https://service.sap.com/sap/support/notes/846145 (SAP Service marketplace login required)
Key words :
explicit priqty/secqty specifications, creating ddl statements, create large objects, environment variable r3ld_db2_cyl_priqty, installation/upgrade user, note describes, saving space, terms r3load, r3ldctl reason, prerequisites r3load
Related Notes :
1295945 | DB2 z/OS: DB2 quantities / storage allocation |