TCBs, SRBs, and Enclaves

by | May 25, 2022 | enclave, enclave SRB, SRB, TCB, zIIP

Many Db2 DBAs first hear about Task Control Blocks (TCBs) and Service Request Blocks (SRBs) in an IBM performance class, but not everyone has taken one of those classes. And even for those who have, a refresher is probably in order.At a high level, for mainframe z/OS...