A. By design, the SMS uses all available memory, so high memory usage is normal. This happens as the SMS pre-allocates (caches) memory for often-used data and binaries (TOS and SMS database), so it is common to see memory utilization above 90%.
You can view the SMS memory utilization from the SMS console or the SMS CLI.
From the SMS Console;
On the SMS console, navigate to System Health by selecting Admin > General > System Health, viewing the System Health Statistics section, and looking at the memory line item or the memory graph.
From the CLI:
On the CLI run the get health CLI command and look at highlighted areas;
The above example displays that the SMS is running with a CPU utilization of 40%, a memory utilization of 95%, and 2GB of RAM.
Memory Utilization displays a percentage representing the amount of memory being used by the SMS.
Memory Info displays memory statistics as follows;