z/OS can upgrade one LPAR at a time in the cluster - but Adabas needs all cluster nuclei to be down to upgrade between releases or to apply particular zaps. Make Adabas Cluster Services able to be upgraded without downtime.
From duplicate ADAMF-I-106 / ADAMF-I-106
Allow in-flight upgrade of Adabas version (ALS) - no down-time.
Make Adabas Cluster Services truly 24/7 by supporting Adabas version upgrades and fallbacks one nucleus at a time. Likewise - support the application of all fixes in-flight.
Will delete duplicate ADAMF-I-106
Use Case | ALS version upgrade |