Troubleshooting memory consumption

SELECT msm.*, hbp.*, pmem_in_use_kb = pm.physical_memory_in_use_kb, large_pages_kb = pm.large_page_allocations_kb,
        locked_pages_kb = pm.locked_page_allocations_kb, commit_limit_kb = available_commit_limit_kb,
        tot_mem_kb = sm.total_physical_memory_kb, [version] = @@VERSION,
        sm.available_physical_memory_kb
FROM sys.dm_os_process_memory pm
CROSS JOIN sys.dm_os_sys_memory sm
CROSS JOIN (SELECT max_server_mem = value_in_use FROM sys.configurations
            WHERE NAME = 'max server memory (MB)') msm
CROSS JOIN (SELECT hybrid_buffer_pool = value_in_use FROM sys.configurations
            WHERE NAME = 'hybrid_buffer_pool') hbp

SELECT * FROM sys.dm_os_memory_clerks ORDER BY virtual_memory_reserved_kb DESC;