Add processors tab (#2166)

src/Microsoft.SqlTools.ServiceLayer/ObjectManagement/ObjectTypes/Server/ServerHandler.cs

@@ -63,7 +63,10 @@ namespace Microsoft.SqlTools.ServiceLayer.ObjectManagement
                         StorageSpaceUsageInMB = prototype.StorageSpaceUsageInMB,
                         Version = prototype.Version,
                         MinServerMemory = prototype.MinServerMemory,
-                        MaxServerMemory = prototype.MaxServerMemory
+                        MaxServerMemory = prototype.MaxServerMemory,
+                        AutoProcessorAffinityMaskForAll = prototype.AutoProcessorAffinityMaskForAll,
+                        AutoProcessorAffinityIOMaskForAll = prototype.AutoProcessorAffinityIOMaskForAll,
+                        NumaNodes = prototype.NumaNodes
                     };
                 }
                 return Task.FromResult(new InitializeViewResult { ViewInfo = this.serverViewInfo, Context = context });

src/Microsoft.SqlTools.ServiceLayer/ObjectManagement/ObjectTypes/Server/ServerInfo.cs

@@ -4,6 +4,8 @@
 //
 #nullable disable
 
+using System.Collections.Generic;
+
 namespace Microsoft.SqlTools.ServiceLayer.ObjectManagement
 {
     /// <summary>
@@ -30,6 +32,9 @@ namespace Microsoft.SqlTools.ServiceLayer.ObjectManagement
         public string Version { get; set; }
         public NumericServerProperty MaxServerMemory { get; set; }
         public NumericServerProperty MinServerMemory { get; set; }
+        public bool AutoProcessorAffinityMaskForAll { get; set; }
+        public bool AutoProcessorAffinityIOMaskForAll { get; set; }
+        public List<NumaNode> NumaNodes { get; set; }
     }
 
     public class NumericServerProperty
@@ -38,4 +43,16 @@ namespace Microsoft.SqlTools.ServiceLayer.ObjectManagement
         public int MinimumValue { get; set; }
         public int Value { get; set; }
     }
+    public class NumaNode
+    {
+        public string NumaNodeId { get; set; }
+        public List<ProcessorAffinity> Processors { get; set; }
+    }
+
+    public class ProcessorAffinity
+    {
+        public string ProcessorId { get; set; }
+        public bool Affinity { get; set; }
+        public bool IOAffinity { get; set; }
+    }
 }

src/Microsoft.SqlTools.ServiceLayer/ObjectManagement/ObjectTypes/Server/ServerProcessor.cs

@@ -0,0 +1,221 @@
+//
+// Copyright (c) Microsoft. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+//
+
+using System;
+using System.Collections;
+using SMO = Microsoft.SqlServer.Management.Smo;
+
+namespace Microsoft.SqlTools.ServiceLayer.ObjectManagement.ObjectTypes.Server
+{
+     /// <summary>
+    /// Class to manage affinity for 64 processors in an independent manner for I/O as well as processors
+    /// </summary>
+    internal sealed class AffinityManager
+    {
+        public const int MAX64CPU = 64;
+        public const int MAX32CPU = 32;
+        public const int MAX_IO_CPU_SUPPORTED = 64;
+
+        public BitArray initialIOAffinityArray = new BitArray(64, false);
+
+        private static string[] configFields = new string[]
+            {
+                "Minimum",
+                "Maximum",
+                "Dynamic",
+                "ConfigValue",
+                "RunValue"
+            };
+        #region class Affinity representing data related to each affinity mask
+        /// <summary>
+        /// The Affinity structure represents one row of the sys.configuration table for
+        /// that particular affinity (affinity,affinty64 for processor or I/O).
+        /// It also stores the old value of the affinity for optimizing server query.
+        /// </summary>
+        private class Affinity
+        {
+            private int affinityMaskCfg = 0;
+            private int affinityMaskRun = 0;
+            /// <summary>
+            /// Affinity ConfigValue reflecting sys.configurations table
+            /// </summary>
+            public int AffinityMaskCfg { get { return affinityMaskCfg; } set { affinityMaskCfg = value; } }
+            /// <summary>
+            /// Affinity RunValue reflecting sys.configurations table
+            /// </summary>
+            public int AffinityMaskRun { get { return affinityMaskRun; } set { affinityMaskRun = value; } }
+
+            /// Reset the affinities to default values.
+            /// </summary>
+            public void Clear()
+            {
+                affinityMaskCfg = 0;
+                affinityMaskRun = 0;
+            }
+        };
+        #endregion
+
+        /// <summary>
+        /// Generates a mask for masking the N processors
+        /// </summary>
+        /// <param name="numProcessors"> number of processors to mask</param>
+        /// <returns>Mask for numProcessors</returns>
+        private int GetMaskAllProcessors(int numProcessors)
+        {
+            if (numProcessors < MAX32CPU)
+            {
+                try
+                {
+                    return System.Convert.ToInt32(Math.Pow(2, numProcessors) - 1);
+                }
+                catch (System.OverflowException)
+                {
+                    return int.MaxValue;
+                }
+            }
+            else
+            {
+                // Earlier code used int.MaxValue for return which was buggy
+                // since in 2's compliment notation -1 is the one with all bits
+                // set to 1. [anchals]
+                return (int)-1;
+            }
+        }
+
+        /// <summary>
+        /// Lets the caller know if only one CPU is selected. The processor number for the only set CPU is
+        /// passed in. The method is optimized this way otherwise it needs to count the number of 1's in the
+        /// affinity mask to see if only one CPU is selected.
+        /// </summary>
+        /// <param name="processorNumber">The CPU number for which affinity is to be set. Range: [0, 63]</param>
+        /// <return>true: this is the last CPU which has affinity bit set;
+        /// false: some other CPU than processorNumber is having affinity bit set.</return>
+        public bool IsThisLastSelectedProcessor(int processorNumber)
+        {
+            if (processorNumber < MAX32CPU)
+            {
+                return (affinity.AffinityMaskCfg == (1 << processorNumber)) && (affinity64.AffinityMaskCfg == 0);
+            }
+            else
+            {
+                return (affinity64.AffinityMaskCfg == (1 << (processorNumber - MAX32CPU))) && (affinity.AffinityMaskCfg == 0);
+            }
+        }
+
+        /// <summary>
+        /// Get affinity masks for first 32 and next 32 processors (total 64 processors) if the
+        /// processor masks have been modified after being read from the server.
+        /// </summary>
+        /// <param name="affinityConfig">returns the affinity for first 32 processors. null if not changed</param>
+        /// <param name="affinity64Config">return the affinity for CPUs 33-64. null if not changed.</param>
+        public void GetAffinityMasksIfChanged(out int? affinityConfig, out int? affinity64Config)
+        {
+            affinityConfig = affinity64Config = null;
+            affinityConfig = affinity.AffinityMaskCfg;
+            affinity64Config = affinity64.AffinityMaskCfg;
+        }
+
+
+        /// <summary>
+        /// Checks if automatic affinity is chosen. Happens when mask for all 64 processors is reset/0.
+        /// Tells whether the CPU is in auto affinity mode or not. (i.e. all CPU mask bits are 0)
+        /// </summary>
+        /// <param name="basedOnConfigValue">true: use ConfigValue mask for test
+        /// false: use RunValue mask for test.</param>
+        /// <returns>true: The Affinity mode is set to "auto".; false: The affinity mode is not auto.</returns>
+        public bool IsAutoAffinity(bool basedOnConfigValue)
+        {
+            return basedOnConfigValue ? (affinity.AffinityMaskCfg == 0 && affinity64.AffinityMaskCfg == 0)
+                                      : (affinity.AffinityMaskRun == 0 && affinity64.AffinityMaskRun == 0);
+
+        }
+
+        /// <summary>
+        /// Get the affinity for CPU processorNumber as enabled or disabled.
+        /// </summary>
+        /// <param name="processorNumber">The CPU number for which affinity is queried. Range: [0, 63]</param>
+        /// <return>true: affinity is enabled for the CPU; false: affinity disabled
+        ///             /// Note: if the function returns false then the SQL Server might be in auto mode also,
+        /// as in auto mode all Processor Affinity Mask bits are 0.
+        /// </return>
+        public bool GetAffinity(int processorNumber, bool showConfigValues)
+        {
+            int aux = 0, mask = 0;
+            if (processorNumber < MAX32CPU)
+            {
+                aux = showConfigValues ? affinity.AffinityMaskCfg : affinity.AffinityMaskRun;
+                mask = 1 << processorNumber;
+            }
+            else
+            {
+                aux = showConfigValues ? affinity64.AffinityMaskCfg : affinity64.AffinityMaskRun;
+                mask = 1 << (processorNumber - MAX32CPU);
+            }
+
+            return (aux & mask) != 0;
+        }
+
+        /// <summary>
+        /// Set the desired CPU's affinity.
+        /// </summary>
+        /// <param name="processorNumber">the CPU number for which affinity is set. Range: [0, 63] Must be valid.</param>
+        /// <param name="affinityEnabled">
+        /// true: set affinity bit for the CPU; false: reset CPU bit for the particular processor.
+        /// Note: if false is passed then the SQL Server might be set in auto mode also,
+        /// as in auto mode all Processor Affinity Mask bits are 0.
+        /// </return>
+        public void SetAffinity(int processorNumber, bool affinityEnabled)
+        {
+            int mask = 0;
+
+            if (processorNumber < MAX32CPU)
+            {
+                mask = 1 << processorNumber;
+                if (affinityEnabled)
+                {
+                    affinity.AffinityMaskCfg |= mask;
+                }
+                else
+                {
+                    affinity.AffinityMaskCfg &= ~mask;
+                }
+            }
+            else
+            {
+                mask = 1 << (processorNumber - MAX32CPU);
+                if (affinityEnabled)
+                {
+                    affinity64.AffinityMaskCfg |= mask;
+                }
+                else
+                {
+                    affinity64.AffinityMaskCfg &= ~mask;
+                }
+
+            }
+        }
+
+        public void InitializeAffinity(SMO.ConfigProperty affinity, SMO.ConfigProperty affinity64)
+        {
+            this.affinity.AffinityMaskCfg = affinity.ConfigValue;
+            this.affinity.AffinityMaskRun = affinity.RunValue;
+            this.affinity64.AffinityMaskCfg = affinity64.ConfigValue;
+            this.affinity64.AffinityMaskRun = affinity64.RunValue;
+        }
+
+        /// <summary>
+        /// Reset the affinities to default values.
+        /// </summary>
+        public void Clear()
+        {
+            initialIOAffinityArray = new BitArray(64, false);
+            affinity.Clear();
+            affinity64.Clear();
+        }
+
+        private Affinity affinity = new Affinity(); // affinity mask for first 32 processors
+        private Affinity affinity64 = new Affinity(); // affinity mask for next 32 (33-64) processors.
+    };
+}

src/Microsoft.SqlTools.ServiceLayer/ObjectManagement/ObjectTypes/Server/ServerPrototype.cs

@@ -5,10 +5,15 @@
 
 using System;
 using Microsoft.SqlServer.Management.Smo;
+using SMO = Microsoft.SqlServer.Management.Smo;
 using Microsoft.SqlTools.ServiceLayer.Management;
 using Microsoft.SqlServer.Management.Common;
 using Microsoft.SqlTools.ServiceLayer.ServerConfigurations;
 using Microsoft.SqlTools.Utility;
+using System.Collections.Generic;
+using Microsoft.SqlTools.ServiceLayer.ObjectManagement.ObjectTypes.Server;
+using System.Linq;
+using System.Collections;
 
 namespace Microsoft.SqlTools.ServiceLayer.ObjectManagement
 {
@@ -287,6 +292,45 @@ namespace Microsoft.SqlTools.ServiceLayer.ObjectManagement
                 this.currentState.MinMemory = value;
             }
 
+        }
+
+        public bool AutoProcessorAffinityMaskForAll
+        {
+            get
+            {
+                return this.currentState.AutoProcessorAffinityMaskForAll;
+            }
+            set
+            {
+                this.currentState.AutoProcessorAffinityMaskForAll = value;
+            }
+
+        }
+
+        public bool AutoProcessorAffinityIOMaskForAll
+        {
+            get
+            {
+                return this.currentState.AutoProcessorAffinityMaskForAll;
+            }
+            set
+            {
+                this.currentState.AutoProcessorAffinityMaskForAll = value;
+            }
+
+        }
+
+        public List<NumaNode> NumaNodes
+        {
+            get
+            {
+                return this.currentState.NumaNodes;
+            }
+            set
+            {
+                this.currentState.NumaNodes = value;
+            }
+
         }
         #endregion
 
@@ -321,6 +365,37 @@ namespace Microsoft.SqlTools.ServiceLayer.ObjectManagement
             {
                 Microsoft.SqlServer.Management.Smo.Server server = this.dataContainer.Server;
                 bool changesMade = false;
+                bool alterServerConfig = false;
+                bool sendCPUAffinityBeforeIO = false;
+                bool sendIOAffinityBeforeCPU = false;
+                bool sentCpuAffinity = false;
+
+                sendCPUAffinityBeforeIO = this.CheckCPUAffinityBeforeIO(server);
+                sendIOAffinityBeforeCPU = this.CheckIOAffinityBeforeCPU(server);
+                alterServerConfig = this.CheckIOAffinityTsqlGenerated(server);
+                if (!sendIOAffinityBeforeCPU)
+                {
+                    SendDataForKJ(server);
+                    sentCpuAffinity = true;
+                }
+
+                if (alterServerConfig)
+                {
+                    try
+                    {
+                        server.Configuration.Alter((sendCPUAffinityBeforeIO && sendIOAffinityBeforeCPU));
+                    }
+                    finally
+                    {
+                        server.Configuration.Refresh();
+                    }
+                }
+                if (!sentCpuAffinity)
+                {
+                    SendDataForKJ(server);
+                }
+                this.currentState.AffinityManagerProcessorMask.Clear();
+                this.currentState.AffinityManagerIOMask.Clear();
 
                 changesMade = UpdateMemoryValues(this.dataContainer.Server);
 
@@ -349,6 +424,156 @@ namespace Microsoft.SqlTools.ServiceLayer.ObjectManagement
             }
             return changesMade;
         }
+
+        private bool CheckCPUAffinityBeforeIO(SMO.Server smoServer)
+        {
+            for (int i = 0; i < this.NumaNodes.Count; i++)
+            {
+                SMO.NumaNode nNode = smoServer.AffinityInfo.NumaNodes[i];
+                for (int cpuCount = 0; cpuCount < this.NumaNodes[i].Processors.Count; cpuCount++)
+                {
+                    SMO.Cpu cpu = nNode.Cpus[cpuCount];
+                    if (cpu.GroupID == 0)
+                    {
+                        if (cpu.AffinityMask == this.NumaNodes[i].Processors[cpuCount].IOAffinity && cpu.AffinityMask)
+                        {
+                            //if Current IO affinity is equal to initial cpu.Affinity then script Cpu Affinity first
+                            return true;
+                        }
+                    }
+                }
+            }
+            return false;
+        }
+
+        private bool CheckIOAffinityBeforeCPU(SMO.Server smoServer)
+        {
+            for (int i = 0; i < this.NumaNodes.Count; i++)
+            {
+                SMO.NumaNode nNode = smoServer.AffinityInfo.NumaNodes[i];
+                for (int cpuCount = 0; cpuCount < this.NumaNodes[i].Processors.Count; cpuCount++)
+                {
+                    SMO.Cpu cpu = nNode.Cpus[cpuCount];
+                    if (cpu.GroupID == 0)
+                    {
+                        if (this.currentState.AffinityManagerIOMask.initialIOAffinityArray[cpu.ID] == this.NumaNodes[i].Processors[cpuCount].Affinity && this.currentState.AffinityManagerIOMask.initialIOAffinityArray[cpu.ID])
+                        {
+                            //if Current IO affinity is equal to initial cpu.Affinity then script Cpu Affinity first
+                            return true;
+                        }
+                    }
+                }
+            }
+            return false;
+        }
+        /// <summary>
+        /// This will send data for KJ specific things
+        /// Also Checks if Alter needs to be generated
+        /// </summary>
+        private void SendDataForKJ(SMO.Server smoServer)
+        {
+            BitArray finalCpuAffinity = new BitArray(64, false);
+            bool sendAffinityInfoAlter = false;
+
+            if (this.AutoProcessorAffinityMaskForAll)
+            {
+                if (smoServer.AffinityInfo.AffinityType != Microsoft.SqlServer.Management.Smo.AffinityType.Auto)
+                {
+                    smoServer.AffinityInfo.AffinityType = Microsoft.SqlServer.Management.Smo.AffinityType.Auto;
+                    sendAffinityInfoAlter = true;
+                }
+            }
+            else
+            {
+                if (smoServer.AffinityInfo.AffinityType != Microsoft.SqlServer.Management.Smo.AffinityType.Manual)
+                {
+                    smoServer.AffinityInfo.AffinityType = Microsoft.SqlServer.Management.Smo.AffinityType.Manual;
+                    sendAffinityInfoAlter = true;
+                }
+            }
+
+            for (int i = 0; i < this.NumaNodes.Count; i++)
+            {
+                SMO.NumaNode node = smoServer.AffinityInfo.NumaNodes[i];
+                for (int cpuCount = 0; cpuCount < this.NumaNodes[i].Processors.Count; cpuCount++)
+                {
+                    SMO.Cpu cpu = node.Cpus[cpuCount];
+                    if (this.NumaNodes[i].Processors[cpuCount].Affinity != cpu.AffinityMask)
+                    {
+                        sendAffinityInfoAlter = true;
+                        if (!this.AutoProcessorAffinityMaskForAll)
+                        { 
+                            cpu.AffinityMask = this.NumaNodes[i].Processors[cpuCount].Affinity;
+                        }
+                    }
+                }
+            }
+
+            if (sendAffinityInfoAlter)
+            {
+                try
+                {
+                    smoServer.AffinityInfo.Alter();
+                    smoServer.Configuration.Alter();
+                }
+                finally
+                {
+                    smoServer.AffinityInfo.Refresh();
+                    smoServer.Configuration.Refresh();
+                }
+            }
+
+        }
+
+        private bool CheckIOAffinityTsqlGenerated(SMO.Server smoServer)
+        {
+            bool sendAlter = false;
+            bool send64AffinityIOAlter = false;
+            BitArray finalCpuIOAffinity = new BitArray(64, false);
+            for (int i = 0; i < this.NumaNodes.Count; i++)
+            {
+                SMO.NumaNode nNode = smoServer.AffinityInfo.NumaNodes[i];
+                for (int cpuCount = 0; cpuCount < this.NumaNodes[i].Processors.Count; cpuCount++)
+                {
+                    SMO.Cpu cpu = nNode.Cpus[cpuCount];
+                    if (cpu.GroupID == 0)
+                    {
+                        finalCpuIOAffinity[cpu.ID] = this.NumaNodes[i].Processors[cpuCount].IOAffinity;
+                        if (this.currentState.AffinityManagerIOMask.initialIOAffinityArray[cpu.ID] != finalCpuIOAffinity[cpu.ID])
+                        {
+                            if (cpu.ID < AffinityManager.MAX32CPU)
+                            {
+                                sendAlter = true;
+                            }
+                            else
+                            {
+                                send64AffinityIOAlter = true;
+                            }
+                        }
+                    }
+                }
+            }
+
+            if (sendAlter || send64AffinityIOAlter)
+            {
+                int[] intArray = new int[2];
+                finalCpuIOAffinity.CopyTo(intArray, 0);
+                if (sendAlter)
+                {
+                    smoServer.Configuration.AffinityIOMask.ConfigValue = intArray[0];
+                }
+                if (send64AffinityIOAlter)
+                {
+                    smoServer.Configuration.Affinity64IOMask.ConfigValue = intArray[1];
+                }
+                //update current state initialIO after update
+                if (this.currentState.AffinityManagerIOMask.initialIOAffinityArray != finalCpuIOAffinity)
+                {
+                    this.currentState.AffinityManagerIOMask.initialIOAffinityArray = finalCpuIOAffinity;
+                }
+            }
+            return (sendAlter || send64AffinityIOAlter);
+        }
         #endregion
 
         public void ApplyInfoToPrototype(ServerInfo serverInfo)
@@ -373,6 +598,9 @@ namespace Microsoft.SqlTools.ServiceLayer.ObjectManagement
             this.StorageSpaceUsageInMB = (int)(serverInfo.StorageSpaceUsageInMB);
             this.MaxServerMemory = serverInfo.MaxServerMemory;
             this.MinServerMemory = serverInfo.MinServerMemory;
+            this.AutoProcessorAffinityMaskForAll = serverInfo.AutoProcessorAffinityMaskForAll;
+            this.AutoProcessorAffinityIOMaskForAll = serverInfo.AutoProcessorAffinityIOMaskForAll;
+            this.NumaNodes = serverInfo.NumaNodes.ToList();
         }
 
         /// <summary>
@@ -403,19 +631,53 @@ namespace Microsoft.SqlTools.ServiceLayer.ObjectManagement
             private string serviceTier = String.Empty;
             private int reservedStorageSizeMB = 0;
             private int storageSpaceUsageInMB = 0;
-
             private NumericServerProperty minMemory;
             private NumericServerProperty maxMemory;
+            private bool autoProcessorAffinityMaskForAll = false;
+            private bool autoProcessorAffinityIOMaskForAll = false;
+            private List<NumaNode> numaNodes = new List<NumaNode>();
+
             private bool initialized = false;
             private Server server;
             private CDataContainer context;
             private ServerConfigService configService;
+            private AffinityManager affinityManagerIOMask;
+            private AffinityManager affinityManagerProcessorMask;
+
             private bool isYukonOrLater = false;
+            private bool isSqlServer64Bit;
+            private bool isIOAffinitySupported = false;
 
             ConfigProperty serverMaxMemoryProperty;
             ConfigProperty serverMinMemoryProperty;
             #endregion
 
+            public AffinityManager AffinityManagerIOMask
+            {
+                get
+                { 
+                    return this.affinityManagerIOMask;
+                }
+
+                set
+                {
+                    this.affinityManagerIOMask = value;
+                }
+            }
+
+            public AffinityManager AffinityManagerProcessorMask
+            {
+                get
+                {
+                    return this.affinityManagerProcessorMask;
+                }
+
+                set
+                {
+                    this.affinityManagerProcessorMask = value;
+                }
+            }
+
             #region Properties
 
             // General properties
@@ -835,11 +1097,11 @@ namespace Microsoft.SqlTools.ServiceLayer.ObjectManagement
                 set
                 {
                     if (this.initialized)
-                    { 
+                    {
                         Logger.Error(SR.PropertyNotInitialized("MinMemory"));
                     }
 
-                     this.minMemory = value; 
+                    this.minMemory = value;
                 }
             }
 
@@ -866,6 +1128,75 @@ namespace Microsoft.SqlTools.ServiceLayer.ObjectManagement
                 }
             }
 
+            public bool AutoProcessorAffinityMaskForAll
+            {
+                get
+                {
+                    if (!this.initialized)
+                    {
+                        LoadData();
+                    }
+
+                    return this.autoProcessorAffinityMaskForAll;
+                }
+
+                set
+                {
+                    if (this.initialized)
+                    {
+                        Logger.Error(SR.PropertyNotInitialized("AutoProcessorAffinityMaskForAll"));
+                    }
+
+                    this.autoProcessorAffinityMaskForAll = value;
+                }
+            }
+
+            public bool AutoProcessorAffinityIOMaskForAll
+            {
+                get
+                {
+                    if (!this.initialized)
+                    {
+                        LoadData();
+                    }
+
+                    return this.autoProcessorAffinityIOMaskForAll;
+                }
+
+                set
+                {
+                    if (this.initialized)
+                    {
+                        Logger.Error(SR.PropertyNotInitialized("AutoProcessorAffinityIOMaskForAll"));
+                    }
+
+                    this.autoProcessorAffinityIOMaskForAll = value;
+                }
+            }
+
+            public List<NumaNode> NumaNodes
+            {
+                get
+                {
+                    if (!this.initialized)
+                    {
+                        LoadData();
+                    }
+
+                    return this.numaNodes;
+                }
+
+                set
+                {
+                    if (this.initialized)
+                    {
+                        Logger.Error(SR.PropertyNotInitialized("NumaNodes"));
+                    }
+
+                    this.numaNodes = value;
+                }
+            }
+
 
             public Microsoft.SqlServer.Management.Smo.Server Server
             {
@@ -904,10 +1235,15 @@ namespace Microsoft.SqlTools.ServiceLayer.ObjectManagement
                 this.context = context;
                 this.configService = service;
                 this.isYukonOrLater = (this.server.Information.Version.Major >= 9);
+                this.isSqlServer64Bit = (this.server.Edition.Contains("(64 - bit)"));
+                this.affinityManagerIOMask = new AffinityManager();
+                this.affinityManagerProcessorMask = new AffinityManager();
                 this.serverMaxMemoryProperty = this.configService.GetServerSmoConfig(server, this.configService.MaxServerMemoryPropertyNumber);
                 this.serverMinMemoryProperty = this.configService.GetServerSmoConfig(server, this.configService.MinServerMemoryPropertyNumber);
                 this.minMemory = new NumericServerProperty();
                 this.maxMemory = new NumericServerProperty();
+                this.NumaNodes = new List<NumaNode>();
+         
                 LoadData();
             }
 
@@ -939,6 +1275,9 @@ namespace Microsoft.SqlTools.ServiceLayer.ObjectManagement
                 result.version = this.version;
                 result.maxMemory = this.maxMemory;
                 result.minMemory = this.minMemory;
+                result.autoProcessorAffinityMaskForAll = this.autoProcessorAffinityMaskForAll;
+                result.autoProcessorAffinityIOMaskForAll = this.autoProcessorAffinityIOMaskForAll;
+                result.numaNodes = this.numaNodes;
                 result.server = this.server;
                 return result;
             }
@@ -965,6 +1304,19 @@ namespace Microsoft.SqlTools.ServiceLayer.ObjectManagement
                 this.serviceTier = server.ServiceTier;
                 this.storageSpaceUsageInMB = server.UsedStorageSizeMB;
                 LoadMemoryProperties();
+                try
+                {
+                    this.affinityManagerIOMask.InitializeAffinity(this.server.Configuration.AffinityIOMask, this.server.Configuration.Affinity64IOMask);
+                    this.isIOAffinitySupported = true;
+                }
+                catch
+                {
+                    this.isIOAffinitySupported = false;
+                }
+                this.affinityManagerProcessorMask.InitializeAffinity(this.server.Configuration.AffinityMask, this.server.Configuration.Affinity64Mask);
+
+                this.numaNodes = GetNumaNodes();
+                GetAutoProcessorsAffinity();
             }
 
             private void LoadMemoryProperties()
@@ -977,6 +1329,50 @@ namespace Microsoft.SqlTools.ServiceLayer.ObjectManagement
                 this.minMemory.MaximumValue = serverMinMemoryProperty.Maximum;
                 this.minMemory.MinimumValue = serverMinMemoryProperty.Minimum;
             }
+
+            /// <summary>
+            /// Get affinity masks for first 32 and next 32 processors (total 64 processors) if the
+            /// processor masks have been modified after being read from the server.
+            /// </summary>
+            /// <param name="affinityConfig">returns the affinity for first 32 processors. null if not changed</param>
+            /// <param name="affinity64Config">return the affinity for CPUs 33-64. null if not changed.</param>
+            private List<NumaNode> GetNumaNodes()
+            {
+                List<NumaNode> results = new List<NumaNode>();
+                foreach (SMO.NumaNode node in this.server.AffinityInfo.NumaNodes)
+                {
+                    var processors = new List<ProcessorAffinity>();
+                    foreach (SMO.Cpu cpu in node.Cpus)
+                    {
+                        if (cpu.GroupID == 0)
+                        {
+                            var affinityIO = this.AffinityManagerIOMask.GetAffinity(cpu.ID, true);
+                            if (!cpu.AffinityMask && this.isIOAffinitySupported && affinityIO) // if it's false then check if io affinity is checked
+                            {
+                                this.AffinityManagerIOMask.initialIOAffinityArray[cpu.ID] = true;
+                            }
+                    
+                            // get affinityIO info if group id is 0
+                            processors.Add(new ProcessorAffinity() { ProcessorId = cpu.ID.ToString(), Affinity = cpu.AffinityMask, IOAffinity = affinityIO });
+                        }
+                    }
+                    var result = new NumaNode() { NumaNodeId = node.ID.ToString(), Processors = processors };
+                    results.Add(result);
+                }
+                return results;
+            }
+
+            private void GetAutoProcessorsAffinity()
+            {
+                if (this.server.AffinityInfo.AffinityType == Microsoft.SqlServer.Management.Smo.AffinityType.Auto)
+                {
+                    this.autoProcessorAffinityMaskForAll = this.autoProcessorAffinityIOMaskForAll = true;
+                }
+                else
+                {
+                    this.autoProcessorAffinityMaskForAll = this.autoProcessorAffinityIOMaskForAll = false;
+                }
+            }
         }
     }
 }

test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/ObjectManagement/ServerHandlerTests.cs

@@ -87,9 +87,13 @@ namespace Microsoft.SqlTools.ServiceLayer.IntegrationTests.ObjectManagement
                     MaxServerMemory = result.MaxServerMemory
                 };
 
+                // original memory settings
+                var originalMinMemory = result.MinServerMemory.Value;
+                var originalMaxMemory = result.MaxServerMemory.Value;
+
                 // Change memory settings
-                serverInfo.MinServerMemory.Value = 10;
+                serverInfo.MinServerMemory.Value = serverInfo.MinServerMemory.MinimumValue;
-                serverInfo.MaxServerMemory.Value = 500;
+                serverInfo.MaxServerMemory.Value = serverInfo.MaxServerMemory.MaximumValue;
 
                 Assert.That(result.MinServerMemory.Value, Is.Not.EqualTo(serverInfo.MinServerMemory.Value), "Server property should not be equal after update");
                 Assert.That(result.MaxServerMemory.Value, Is.Not.EqualTo(serverInfo.MaxServerMemory.Value), "Server property should not be equal after update");
@@ -100,6 +104,57 @@ namespace Microsoft.SqlTools.ServiceLayer.IntegrationTests.ObjectManagement
                 Assert.That(result, Is.Not.Null);
                 Assert.That(result.MinServerMemory.Value, Is.EqualTo(serverInfo.MinServerMemory.Value), "Server property should be equal after update");
                 Assert.That(result.MaxServerMemory.Value, Is.EqualTo(serverInfo.MaxServerMemory.Value), "Server property should be equal after update");
+
+                // Reset to original values
+                serverInfo.MinServerMemory.Value = originalMinMemory;
+                serverInfo.MaxServerMemory.Value = originalMaxMemory;
+                await ObjectManagementTestUtils.SaveObject(requestParams, serverInfo);
+            }
+        }
+
+        /// <summary>
+        /// Test Processors for Sql Server
+        /// </summary>
+        [Test]
+        public async Task GetProcessorsProperties()
+        {
+            var connectionResult = await LiveConnectionHelper.InitLiveConnectionInfoAsync("master", serverType: TestServerType.OnPrem);
+            using (SqlConnection sqlConn = ConnectionService.OpenSqlConnection(connectionResult.ConnectionInfo))
+            {
+                var server = new Server(new ServerConnection(sqlConn));
+                var serverHandler = new ServerHandler(ConnectionService.Instance);
+
+                var requestParams = ObjectManagementTestUtils.GetInitializeViewRequestParams(connectionResult.ConnectionInfo.OwnerUri, "master", true, SqlObjectType.Server, "", "");
+                var result = (ServerInfo)(await serverHandler.InitializeObjectView(requestParams)).ViewInfo.ObjectInfo;
+                ServerInfo serverInfo = new ServerInfo()
+                {
+                    Name = result.Name,
+                    HardwareGeneration = result.HardwareGeneration,
+                    Language = result.Language,
+                    MemoryInMB = result.MemoryInMB,
+                    OperatingSystem = result.OperatingSystem,
+                    Platform = result.Platform,
+                    Processors = result.Processors,
+                    IsClustered = result.IsClustered,
+                    IsHadrEnabled = result.IsHadrEnabled,
+                    IsPolyBaseInstalled = result.IsPolyBaseInstalled,
+                    IsXTPSupported = result.IsXTPSupported,
+                    Product = result.Product,
+                    ReservedStorageSizeMB = result.ReservedStorageSizeMB,
+                    RootDirectory = result.RootDirectory,
+                    ServerCollation = result.ServerCollation,
+                    ServiceTier = result.ServiceTier,
+                    StorageSpaceUsageInMB = result.StorageSpaceUsageInMB,
+                    Version = result.Version,
+                    MinServerMemory = result.MinServerMemory,
+                    MaxServerMemory = result.MaxServerMemory,
+                    AutoProcessorAffinityMaskForAll = result.AutoProcessorAffinityMaskForAll,
+                    AutoProcessorAffinityIOMaskForAll = result.AutoProcessorAffinityIOMaskForAll
+                };
+
+                Assert.That(result, Is.Not.Null);
+                Assert.That(result.AutoProcessorAffinityIOMaskForAll,Is.True, "Auto affinity should be default");
+                Assert.That(result.AutoProcessorAffinityMaskForAll, Is.True, "Auto affinity should be default");
             }
         }
     }