"It would appear that the only way checkpoint lock contention could arise between z/OS images would be if GRS uses only the QNAME (SYSZJES2) but not the RNAME, or a "wildcard" RNAME (*). The RESERVE by one system should not have any effect on the other systems, right?"
YUP!!!! No impact on other images. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN