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Update logging and event handling in GC.cs and Log.cs

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x) Added new event handling for runtime garbage collection events
x) Implemented logging endpoints for different categories
x) Improved object creation handling based on type constructors
This commit is contained in:
Marc Hernandez 2024-05-27 16:47:39 -07:00
parent 32d6c29443
commit a62724bf67
3 changed files with 170 additions and 37 deletions
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133
logging/GC.cs
View File

@ -1,20 +1,137 @@
using Microsoft.Diagnostics.NETCore.Client;
using Microsoft.Diagnostics.Tracing;
using Microsoft.Diagnostics.Tracing.Etlx;
using Microsoft.Diagnostics.Tracing.EventPipe;
using Microsoft.Diagnostics.Tracing.Parsers;
using System;
using System.Collections.Generic;
using System.Collections.Immutable;
using System.Diagnostics.Tracing;
using System.Text;
using TraceKeywords = Microsoft.Diagnostics.Tracing.Parsers.ClrTraceEventParser.Keywords;
public class RuntimeGCEventsPrinter
{
static ImmutableHashSet<string> blacklist;
static ImmutableHashSet<string> stacklist;
static RuntimeGCEventsPrinter()
{
blacklist = ImmutableHashSet.Create(
"Method/ILToNativeMap",
"GC/BulkMovedObjectRanges",
"GC/BulkSurvivingObjectRanges",
"GC/FinalizeObject",
"Type/BulkType",
"GC/SetGCHandle",
"GC/DestoryGCHandle",
"TypeLoad/Start",
"Method/R2RGetEntryPointStart",
"Method/MethodDetails",
"Method/MemoryAllocatedForJitCode"
);
stacklist = ImmutableHashSet.Create( "{TEST_ITEM}" );
log.logEndpointForCategory( "Method/MemoryAllocatedForJitCode", log.Endpoints.File );
log.logEndpointForCategory( "TypeLoad/Stop", log.Endpoints.File );
log.logEndpointForCategory( "GC/BulkRootStaticVar", log.Endpoints.File );
log.logEndpointForCategory( "GC/BulkNode", log.Endpoints.File );
log.logEndpointForCategory( "GC/BulkRootStaticVar", log.Endpoints.File );
}
public static Action<TraceEvent> LogCategoryFunc( string catIn )
{
return ( TraceEvent te ) =>
{
var cat = catIn;
if( blacklist.Contains( te.EventName )) return;
{
var methodBeingCompiledNamespace = te.PayloadStringByName("MethodBeingCompiledNamespace") ?? "";
if( ( methodBeingCompiledNamespace.StartsWith( "Microsoft" ) || methodBeingCompiledNamespace.StartsWith( "System" ) ) ) return;
}
{
var methodNamespace = te.PayloadStringByName("MethodNamespace") ?? "";
if( ( methodNamespace.StartsWith( "Microsoft" ) || methodNamespace.StartsWith( "System" ) ) ) return;
}
{
var ns = te.PayloadStringByName("TypeName") ?? "";
if( ( ns.StartsWith( "Microsoft" ) || ns.StartsWith( "System" ) ) ) return;
}
if( !te.EventName.StartsWith( "EventID") )
{
//var eventData = te.EventData();
log.info( $"{te}", cat: te.EventName );
/*
if( eventData.Length > 0 )
{
Encoding enc = new UnicodeEncoding(false, false, true);
var eventDataUtf16 = enc.GetString( eventData );
log.debug( $"> {eventDataUtf16}" );
}
*/
}
else
{
/*
var payloadNames = te.PayloadNames;
var channel = te.Channel;
var formattedMsg = te.FormattedMessage;
var keywords = te.Keywords;
var source = te.Source;
var dump = te.Dump();
var dynMemberNames = te.GetDynamicMemberNames();
var dataStart = te.DataStart;
*/
var eventData = te.EventData();
//var eventDataStr = eventData.ToString();
Encoding enc = new UnicodeEncoding(false, false, true);
var eventDataUtf16 = enc.GetString( eventData );
//var safeEventData = eventDataUtf16.Replace( (char)0, '\n' );
var arrEventData = eventDataUtf16.Split( (char)0 );
var joinedEventData = string.Join( " | ", arrEventData );
//log.info( $"{te.FormattedMessage}", cat: catIn );
log.info( $"{joinedEventData}", cat: catIn );
}
};
}
public static void PrintRuntimeGCEvents( int processId )
{
var providers = new List<EventPipeProvider>()
{
new EventPipeProvider("Microsoft-Windows-DotNETRuntime",
EventLevel.Informational, (long)ClrTraceEventParser.Keywords.Default)
EventLevel.Verbose, (long)(
TraceKeywords.GC |
TraceKeywords.Contention |
TraceKeywords.Debugger |
TraceKeywords.Exception |
TraceKeywords.GCAllObjectAllocation |
TraceKeywords.GCSampledObjectAllocationHigh |
TraceKeywords.GCSampledObjectAllocationLow |
TraceKeywords.Security |
TraceKeywords.Threading |
TraceKeywords.Type |
TraceKeywords.TypeDiagnostic |
TraceKeywords.WaitHandle |
TraceKeywords.All
) )
};
var client = new DiagnosticsClient( processId );
@ -22,21 +139,13 @@ public class RuntimeGCEventsPrinter
{
var source = new EventPipeEventSource( session.EventStream );
var blacklist = ImmutableHashSet.Create( "Method/ILToNativeMap", "GC/BulkMovedObjectRanges", "GC/BulkSurvivingObjectRanges" );
var fnFilter = (TraceEvent te) => {
//Console.WriteLine(obj.ToString());
if( blacklist.Contains( te.EventName ) ) return;
log.info( $"{te}", cat: "clr" );
source.Clr.All += LogCategoryFunc( "clr" );
};
source.Kernel.All += LogCategoryFunc( "kernel" );
source.Clr.All += fnFilter;
source.Kernel.All += fnFilter;
source.Dynamic.All += fnFilter;
source.Dynamic.All += LogCategoryFunc( "dynamic" );
try

21
logging/Log.cs
View File

@ -13,6 +13,7 @@ using System.Security.Cryptography.X509Certificates;
using lib.Net;
using System.Dynamic;
using System.Xml.Schema;
using Microsoft.CodeAnalysis.CSharp.Syntax;
//using System.Threading.Tasks;
#nullable enable
@ -179,6 +180,10 @@ static public class log
static ImmutableDictionary<int, string> s_shortname = ImmutableDictionary<int, string>.Empty;
public LogEvent( LogType logType, string msg, string path, int line, string member, string cat, string exp, object? obj )
{
@ -231,6 +236,13 @@ static public class log
public delegate void Log_delegate( LogEvent evt );
static ImmutableDictionary<string, Endpoints> s_logEPforCat = ImmutableDictionary<string, Endpoints>.Empty;
static public void logEndpointForCategory( string cat, Endpoints ep )
{
ImmutableInterlocked.AddOrUpdate( ref s_logEPforCat, cat, ep, (k, v) => ep );
}
@ -622,7 +634,7 @@ static public class log
var truncatedCat = evt.Cat.Substring( 0, Math.Min( s_catWidth, evt.Cat.Length ) );
var timeHdr = $"{s_timeHeader}{span.Seconds.ToString("D2")}.{span.Milliseconds.ToString("000")}";
var timeHdr = $"{s_timeHeader}{((int)span.TotalMinutes).ToString("000")}:{span.Seconds.ToString("D2")}.{span.Milliseconds.ToString("000")}";
var msgHdr = string.Format( $"{timeHdr} | {{0,-{s_catWidth}}}{{1}}| ", truncatedCat, sym );
@ -729,13 +741,16 @@ static public class log
#region Write
if( ( s_endpoints & Endpoints.File ) == Endpoints.File )
var finalEndpoints = s_logEPforCat.TryGetValue( evt.Cat, out var ep ) ? ep | s_endpoints : s_endpoints;
if( ( finalEndpoints & Endpoints.File ) == Endpoints.File )
{
var line = msgFile( evt );
s_writer?.WriteLine( line );
}
if( ( s_endpoints & Endpoints.Console ) == Endpoints.Console )
if( ( finalEndpoints & Endpoints.Console ) == Endpoints.Console )
{
var line = msgPrint( evt );
setConsoleColor( evt );

13
ser/XmlFormatter2.cs
View File

@ -975,10 +975,19 @@ namespace lib
try
{
if( _cfg.VerboseLogging ) log.info( $"Activator.CreateInstance" );
if( _cfg.VerboseLogging ) log.info( $"For {type.Name} check for constructors" );
//Trying the nice way to creat objects first.
var cons = type.GetConstructor( Type.EmptyTypes );
if( cons != null)
{
if( _cfg.VerboseLogging ) log.info( $"Activator.CreateInstance" );
obj = Activator.CreateInstance( type );
}
else
{
log.debug( $"For {type.Name} use GetUninitializedObject" );
obj = System.Runtime.Serialization.FormatterServices.GetUninitializedObject( type );
}
if( _cfg.VerboseLogging ) log.info( $"Got obj {obj?.ToString()}" );
}