> Do you specify BNDRY=PAGE?
No, but from what the manual says I guess in my case the rule "8192 or more from pageable, private subpool" applies", so the storage is cleared. I was just expecting that the backing and clearing only takes place when I access the storage. > Are you using z/OS 1.9 rules or z/OS 1.10 rules? New rules >How were you able to determine this? LRA perhaps? Looking at a dump >Why do you care? Curiosity. -- Peter Hunkeler ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN