The Monitor Server allocates buffers dynamically to accumulate summaries of event-related data. Monitor Server acquires a separate set of buffers on behalf of each enabled summary. The max_mem_blks parameter controls the maximum number of buffers that may be allocated to any one summary.
The configuration file entry for this parameter is:
max_mem_blks value
The maximum valid value is 1024. The minimum valid value is one. The default is 32. That is, by default, up to 32 summary buffers may be acquired for a single summary request.