private void Snapshot(object sender, RoutedEventArgs e)
{
status.Text = string.Empty;
if (_process == null)
{
MessageBox.Show(this, "Monitor a process before snapshotting it", "Snapshot", MessageBoxButton.OK);
return;
}
try
{
ResetUI();
var sw = new Stopwatch();
sw.Start();
_analyzer = DiagnosticAnalyzer.FromSnapshot(_process.Id);
//_analyzer = DiagnosticAnalyzer.FromProcess(_process.Id);
var elapsed = sw.Elapsed;
status.Text = $"Process {_process.Id} snapshot took {sw.ElapsedMilliseconds}ms";
ComboQueries.IsEnabled = true;
}
catch (Exception err)
{
_analyzer = null;
ComboQueries.IsEnabled = false;
status.Text = err.Message;
}
}
//private static string _dumpName = "jsonnet.dmp";
//private static string _pdbName = "NetCore3.pdb";
public void Analyze()
{
DiagnosticAnalyzer analyzer;
var ps = ProcessHelper.GetProcess("TestWebApp");
if (ps == null)
{
var fullDumpName = Path.Combine(_dumpDir, _dumpName);
//var fullPdbName = Path.Combine(_dumpDir, _pdbName);
//analyzer = DiagnosticAnalyzer.FromDump(fullDumpName, true, fullPdbName);
analyzer = DiagnosticAnalyzer.FromDump(fullDumpName, true);
}
else
{
Stopwatch sw = new Stopwatch();
sw.Start();
analyzer = DiagnosticAnalyzer.FromSnapshot(ps.Id);
var elapsed = sw.Elapsed;
Console.WriteLine($"Process snapshot took {sw.ElapsedMilliseconds}ms");
}
using (analyzer)
{
analyzer.PrintClrStack();
analyzer.PrintDumpHeapStat(0);
var testObjects = analyzer.Objects
.Where(o => o.Type.Name == null || (!o.Type.IsFree && !o.Type.Name.Contains("System"))).ToList();
var mine = analyzer.Objects.Where(o => o.Type.MethodTable == 0x00007ffefd118688).FirstOrDefault();
var jsonConvert = analyzer.Objects
.Where(o => o.Type.Name != null && o.Type.Name.Equals("Newtonsoft.Json.Serialization.JsonProperty"))
.FirstOrDefault();
var byAllocatorAddress = analyzer.GetObjectsGroupedByAllocator(analyzer.Objects).ToList();
foreach (var item in byAllocatorAddress)
{
var allocatorName = analyzer.GetAllocatorName(item.allocator);
}
var staticFields = analyzer.GetStaticFields().ToList();
var staticFieldsWithGraphSize = analyzer.GetStaticFieldsWithGraphSize().ToList();
var staticFieldsWithGraphAndSize = analyzer.GetStaticFieldsWithGraphAndSize().ToList();
var dups = analyzer.GetDuplicateStrings();
var large = analyzer.GetObjectsBySize();
var largeStrings = analyzer.GetStringsBySize(256);
var dumpHeapStat = analyzer.DumpHeapStat(0);
// the following object arrays hold the statics and are counted in SOS "DumpHeap -stat"
// The pinned objects are the missing ones, the other two are already in the previous list
var objArray = analyzer.Roots.Where(r => r.Object.Type.Name == "System.Object[]").ToList();
//foreach(var str in analyzer.GetStringsBySize(80, 100))
//{
// var s1 = str.Item1.AsString();
// var s2 = str.Item2;
// Console.WriteLine(s1);
// Console.WriteLine(s2);
//}
}
}
