Update 0_database_server_options.sql

Updated MaxDOP and Max Server Mem to match BPCheck

MaintenanceSolution/0_database_server_options.sql

@@ -48,10 +48,17 @@ DECLARE @cpucount int, @numa int, @affined_cpus int, @sqlcmd NVARCHAR(255)
 SELECT @affined_cpus = COUNT(cpu_id) FROM sys.dm_os_schedulers WHERE is_online = 1 AND scheduler_id < 255 AND parent_node_id < 64;
 SELECT @cpucount = COUNT(cpu_id) FROM sys.dm_os_schedulers WHERE scheduler_id < 255 AND parent_node_id < 64
 SELECT @numa = COUNT(DISTINCT parent_node_id) FROM sys.dm_os_schedulers WHERE scheduler_id < 255 AND parent_node_id < 64;
-SELECT @sqlcmd = 'sp_configure ''max degree of parallelism'', ' + CONVERT(NVARCHAR(255), CASE WHEN [value] > @affined_cpus THEN @affined_cpus
-		WHEN @numa = 1 AND @affined_cpus > 8 AND ([value] = 0 OR [value] > 8) THEN 8
-		WHEN @numa > 1 AND (@cpucount/@numa) < 8 AND ([value] = 0 OR [value] > (@cpucount/@numa)) THEN @cpucount/@numa
-		WHEN @numa > 1 AND (@cpucount/@numa) >= 8 AND ([value] = 0 OR [value] > 8 OR [value] > (@cpucount/@numa)) THEN 8
+SELECT @sqlcmd = 'sp_configure ''max degree of parallelism'', ' + CONVERT(NVARCHAR(255), 
+		CASE 
+		-- If not NUMA, and up to 16 @affined_cpus then MaxDOP up to 16
+		WHEN @numa = 1 AND @affined_cpus > 8 AND @affined_cpus <= 16 AND ([value] = 0 OR [value] < 8 OR [value] >= 16) THEN @affined_cpus
+		-- If not NUMA, and more than 16 @affined_cpus then MaxDOP 16
+		WHEN @numa = 1 AND @affined_cpus > 16 AND ([value] = 0 OR [value] > 16) THEN 16
+		-- If NUMA and # logical CPUs per NUMA up to 16, then MaxDOP is set as # logical CPUs per NUMA, up to 16 
+		WHEN @numa > 1 AND (@cpucount/@numa) <= 16 AND ([value] = 0 OR [value] > (@cpucount/@numa)) THEN CEILING(@cpucount/@numa)
+		-- If NUMA and # logical CPUs per NUMA > 16, then MaxDOP is set as 1/2 of # logical CPUs per NUMA
+		WHEN @numa > 1 AND (@cpucount/@numa) > 16 AND ([value] = 0 OR [value] > CEILING((@cpucount/@numa)/2)) THEN CEILING((@cpucount/@numa)/2)
+		WHEN @numa = 0 AND [value] > @affined_cpus THEN @affined_cpus
 		ELSE 0
 	END)
 FROM sys.configurations (NOLOCK) WHERE name = 'max degree of parallelism';	
@@ -76,26 +83,30 @@ SELECT @mwthreads_count = max_workers_count FROM sys.dm_os_sys_info;
 IF (@maxservermem = 2147483647 OR @maxservermem > @systemmem) AND @numa_affined_config = 0
 BEGIN
 	SELECT @sqlcmd = 'sp_configure ''max server memory (MB)'', '+ CONVERT(NVARCHAR(20), 
-		CASE WHEN @systemmem <= 2048 THEN @systemmem-512-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END))
-			WHEN @systemmem BETWEEN 2049 AND 4096 THEN @systemmem-819-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END))
-			WHEN @systemmem BETWEEN 4097 AND 8192 THEN @systemmem-1228-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END))
-			WHEN @systemmem BETWEEN 8193 AND 12288 THEN @systemmem-2048-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END))
-			WHEN @systemmem BETWEEN 12289 AND 24576 THEN @systemmem-2560-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END))
-			WHEN @systemmem BETWEEN 24577 AND 32768 THEN @systemmem-3072-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END))
-			WHEN @systemmem > 32768 THEN @systemmem-4096-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END))
+		CASE WHEN @systemmem <= 2048 THEN @systemmem-512-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END)- CASE WHEN @arch = 32 THEN 256 ELSE 0 END)
+			WHEN @systemmem BETWEEN 2049 AND 4096 THEN @systemmem-819-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END)- CASE WHEN @arch = 32 THEN 256 ELSE 0 END)
+			WHEN @systemmem BETWEEN 4097 AND 8192 THEN @systemmem-1228-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END)- CASE WHEN @arch = 32 THEN 256 ELSE 0 END)
+			WHEN @systemmem BETWEEN 8193 AND 12288 THEN @systemmem-2048-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END)- CASE WHEN @arch = 32 THEN 256 ELSE 0 END)
+			WHEN @systemmem BETWEEN 12289 AND 24576 THEN @systemmem-2560-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END)- CASE WHEN @arch = 32 THEN 256 ELSE 0 END)
+			WHEN @systemmem BETWEEN 24577 AND 32768 THEN @systemmem-3072-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END)- CASE WHEN @arch = 32 THEN 256 ELSE 0 END)
+			WHEN @systemmem > 32768 AND SERVERPROPERTY('EditionID') IN (284895786, 1293598313) THEN CAST(0.5 * (((@systemmem-4096-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END)- CASE WHEN @arch = 32 THEN 256 ELSE 0 END)) + 65536) - ABS((@systemmem-4096-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END)- CASE WHEN @arch = 32 THEN 256 ELSE 0 END)) - 65536)) AS int) -- Find min of max mem for machine or max mem for Web and Business Intelligence SKU
+			WHEN @systemmem > 32768 AND SERVERPROPERTY('EditionID') = -1534726760 THEN CAST(0.5 * (((@systemmem-4096-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END)- CASE WHEN @arch = 32 THEN 256 ELSE 0 END)) + 131072) - ABS((@systemmem-4096-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END)- CASE WHEN @arch = 32 THEN 256 ELSE 0 END)) - 131072)) AS int) -- Find min of max mem for machine or max mem for Standard SKU
+			WHEN @systemmem > 32768 AND SERVERPROPERTY('EngineEdition') IN (3,8) THEN @systemmem-4096-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END)- CASE WHEN @arch = 32 THEN 256 ELSE 0 END) -- Enterprise Edition or Managed Instance
 		END);
 	EXECUTE sp_executesql @sqlcmd;
 END
 ELSE IF (@maxservermem = 2147483647 OR @maxservermem > @systemmem) AND @numa_affined_config = 1
 BEGIN
 	SELECT @sqlcmd = 'sp_configure ''max server memory (MB)'', '+ CONVERT(NVARCHAR(20), 
-		CASE WHEN @systemmem <= 2048 THEN ((@systemmem-512-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END)))/@numa) * @numa_nodes_afinned
-			WHEN @systemmem BETWEEN 2049 AND 4096 THEN ((@systemmem-819-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END)))/@numa) * @numa_nodes_afinned
-			WHEN @systemmem BETWEEN 4097 AND 8192 THEN ((@systemmem-1228-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END)))/@numa) * @numa_nodes_afinned
-			WHEN @systemmem BETWEEN 8193 AND 12288 THEN ((@systemmem-2048-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END)))/@numa) * @numa_nodes_afinned
-			WHEN @systemmem BETWEEN 12289 AND 24576 THEN ((@systemmem-2560-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END)))/@numa) * @numa_nodes_afinned
-			WHEN @systemmem BETWEEN 24577 AND 32768 THEN ((@systemmem-3072-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END)))/@numa) * @numa_nodes_afinned
-			WHEN @systemmem > 32768 THEN ((@systemmem-4096-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END)))/@numa) * @numa_nodes_afinned
+		CASE WHEN @systemmem <= 2048 THEN ((@systemmem-512-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END)- CASE WHEN @arch = 32 THEN 256 ELSE 0 END))/@numa) * @numa_nodes_afinned
+			WHEN @systemmem BETWEEN 2049 AND 4096 THEN ((@systemmem-819-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END)- CASE WHEN @arch = 32 THEN 256 ELSE 0 END))/@numa) * @numa_nodes_afinned
+			WHEN @systemmem BETWEEN 4097 AND 8192 THEN ((@systemmem-1228-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END)- CASE WHEN @arch = 32 THEN 256 ELSE 0 END))/@numa) * @numa_nodes_afinned
+			WHEN @systemmem BETWEEN 8193 AND 12288 THEN ((@systemmem-2048-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END)- CASE WHEN @arch = 32 THEN 256 ELSE 0 END))/@numa) * @numa_nodes_afinned
+			WHEN @systemmem BETWEEN 12289 AND 24576 THEN ((@systemmem-2560-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END)- CASE WHEN @arch = 32 THEN 256 ELSE 0 END))/@numa) * @numa_nodes_afinned
+			WHEN @systemmem BETWEEN 24577 AND 32768 THEN ((@systemmem-3072-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END)- CASE WHEN @arch = 32 THEN 256 ELSE 0 END))/@numa) * @numa_nodes_afinned
+			WHEN @systemmem > 32768 AND SERVERPROPERTY('EditionID') IN (284895786, 1293598313) THEN ((CAST(0.5 * (((@systemmem-4096-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END)- CASE WHEN @arch = 32 THEN 256 ELSE 0 END)) + 65536) - ABS((@systemmem-4096-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END)- CASE WHEN @arch = 32 THEN 256 ELSE 0 END)) - 65536)) AS int))/@numa) * @numa_nodes_afinned -- Find min of max mem for machine or max mem for Web and Business Intelligence SKU
+			WHEN @systemmem > 32768 AND SERVERPROPERTY('EditionID') = -1534726760 THEN ((CAST(0.5 * (((@systemmem-4096-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END)- CASE WHEN @arch = 32 THEN 256 ELSE 0 END)) + 131072) - ABS((@systemmem-4096-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END)- CASE WHEN @arch = 32 THEN 256 ELSE 0 END)) - 131072)) AS int))/@numa) * @numa_nodes_afinned -- Find min of max mem for machine or max mem for Standard SKU
+			WHEN @systemmem > 32768 AND SERVERPROPERTY('EngineEdition') IN (3,8) THEN ((@systemmem-4096-(@mwthreads_count*(CASE WHEN @arch = 64 THEN 2 WHEN @arch = 128 THEN 4 WHEN @arch = 32 THEN 0.5 END)- CASE WHEN @arch = 32 THEN 256 ELSE 0 END))/@numa) * @numa_nodes_afinned -- Enterprise Edition or Managed Instance
 		END);
 	EXECUTE sp_executesql @sqlcmd;
 END;