When we IPL weekly, the USS file for the DCDCONTL started task does not stay mounted . It has to be remounted when the task restarts:
The following is specified in the BPXPRMxx member:
MOUNT FILESYSTEM('data.set.name')
MOUNTPOINT('xxx/yyy')
TYPE(ZFS)
MODE(RDWR)
Release : 3.0
Component : CA DATA CONTENT DISCOVERY