The Storage Manager Proxy Agents are taking a lot of time (at least 1.5 hours) to collect data from IBM DS8xxx series arrays. Memory consumption seems to gradually increase to the maximum allowed capacity (-Xmx value) over time.
All STM versions
Make sure the STM proxy agent has sufficient memory per the Storage Manager Administrator Guide and make sure 'Storage Methodology' is set to Enumeration for the affected array.
To modify 'Storage Methodology' do the following: