Thanks for posting some results but now that we know you have lock pages in memory (lpim) enabled the process list is not going to tell us anything of much use. What was your reasoning behind enabling lpim by the way?

Also, what does this say?

-- memory overview

SELECT CAST(physical_memory_in_bytes / (1024.0 * 1024.0 * 1024.0) AS DECIMAL(20, 2)) AS PhysicalMemoryGB,

CAST((bpool_committed * 8) / (1024.0 * 1024.0) AS DECIMAL(20, 2)) AS BufferPoolCommittedMemoryGB,

CAST((bpool_commit_target * 8) / (1024.0 * 1024.0) AS DECIMAL(20, 2)) AS BufferPoolTargetMemoryGB,

(

SELECT CAST(CAST(value_in_use AS INT) / 1024.0 AS DECIMAL(20, 2))

FROM sys.configurations

WHERE name = 'min server memory (MB)'

) AS MinServerMemoryGB,

(

SELECT CAST(CAST(value_in_use AS INT) / 1024.0 AS DECIMAL(20, 2))

FROM sys.configurations

WHERE name = 'max server memory (MB)'

) AS MaxServerMemoryGB,

(

SELECT cntr_value / 1024.0

FROM sys.dm_os_performance_counters

WHERE counter_name = 'Total Server Memory (KB)'

) AS TotalServerMemoryMB

FROM sys.dm_os_sys_info;