Hello, I have not been able to find authoritative documentation explaining the relationship between the components: Env Solaris 10 DB 10.2.0.3.0 swap 16 GB Ph memory 192 GB DISM available trying to set sga_max_size 130GB pga_aggregate_target 5GB db_cache_size 120GB shared_pool 1.5 gb granule size 16MB project.max-shm-memory == 136 GB I would great if some one could help understand the relationship and how it works.. specifically how the granules use the swap space with using oradism. Anjan