SNOW-1629635 added system diagnostics

Snowflake.Data/Client/SnowflakeDbConnectionPool.cs

@@ -132,6 +132,7 @@ internal static void SetConnectionPoolVersion(ConnectionPoolType requestedPoolTy
             {
                 if (s_connectionManager != null)
                     return;
+                SystemDiagnostics.LogDiagnostics();
                 s_connectionManager?.ClearAllPools();
                 if (requestedPoolType == ConnectionPoolType.MultipleConnectionPool)
                 {

Snowflake.Data/Core/Tools/Diagnostics.cs

@@ -0,0 +1,63 @@
+using System;
+using System.Diagnostics;
+using System.Reflection;
+using System.Runtime;
+using System.Runtime.InteropServices;
+using System.Text;
+using Snowflake.Data.Client;
+using Snowflake.Data.Log;
+
+namespace Snowflake.Data.Core.Tools
+{
+    internal class SystemDiagnostics
+    {
+        private const int padRight = -25;
+        private static SFLogger s_Logger = SFLoggerFactory.GetLogger<SnowflakeDbConnectionPool>();
+
+        public static void LogDiagnostics() => s_Logger.Info(GetDiagnosticInfo());
+
+        private static string GetDiagnosticInfo()
+        {
+            StringBuilder info = new StringBuilder("System Diagnostics:\n");
+            info.AppendLine($"{"OS", padRight}: {OsName()}");
+            info.AppendLine($"{"OS Description", padRight}: {RuntimeInformation.OSDescription}");
+            info.AppendLine($"{"OS Architecture", padRight}: {RuntimeInformation.OSArchitecture}");
+            info.AppendLine($"{"OS Version", padRight}: {Environment.OSVersion}");
+            info.AppendLine($"{"OS x64", padRight}: {Environment.Is64BitOperatingSystem}");
+            info.AppendLine($"{"Processor Architecture", padRight}: {RuntimeInformation.ProcessArchitecture}");
+            info.AppendLine($"{"Processor Count", padRight}: {Environment.ProcessorCount}");
+            info.AppendLine($"{".NET Framework", padRight}: {RuntimeInformation.FrameworkDescription}");
+            info.AppendLine($"{"CLR Runtime Version", padRight}: {Environment.Version}");
+            info.AppendLine($"{"App x64", padRight}: {Environment.Is64BitProcess}");
+            info.AppendLine($"{"GC Server Mode", padRight}: {GCSettings.IsServerGC}");
+            info.AppendLine($"{"GC LOH Compaction Mode", padRight}: {GCSettings.LargeObjectHeapCompactionMode}");
+            info.AppendLine($"{"GC Latency Mode", padRight}: {GCSettings.LatencyMode}");
+            info.AppendLine($"{"GC Total Memory", padRight}: {GC.GetTotalMemory(false)}");
+            AppendAssemblyInfo(info, Assembly.GetEntryAssembly(), "App");
+            AppendAssemblyInfo(info, Assembly.GetExecutingAssembly(), "Driver");
+            return info.ToString();
+        }
+
+        private static void AppendAssemblyInfo(StringBuilder info, Assembly assembly, string assemblyTag)
+        {
+            if (assembly != null)
+            {
+                var assemblyVersion = FileVersionInfo.GetVersionInfo(assembly.Location);
+                info.AppendLine($"{assemblyTag + " Name", padRight}: {assemblyVersion.InternalName}");
+                info.AppendLine($"{assemblyTag + " File", padRight}: {assemblyVersion.FileName}");
+                info.AppendLine($"{assemblyTag + " Version", padRight}: {assemblyVersion.FileVersion}");
+            }
+        }
+
+        private static string OsName()
+        {
+            if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux))
+                return "UNIX";
+            if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
+                return "WINDOWS";
+            if (RuntimeInformation.IsOSPlatform(OSPlatform.OSX))
+                return "OSX";
+            return "Unknown";
+        }
+    }
+}