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Cap node processing at 10mil and log issue #3628

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Merged
hoyosjs merged 5 commits into from
Feb 1, 2023
Merged

Cap node processing at 10mil and log issue #3628

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ea5a8c3
Cap node processing at 10mil and log issue
hoyosjs Jan 31, 2023
ca124a2
Remove changes around sparse graph representation
hoyosjs Jan 31, 2023
1684b6d
Make sure to mark heap as 64 bit dependent on GC pointer sizes
hoyosjs Feb 1, 2023
2898bed
Fix logging statements
hoyosjs Feb 1, 2023
9b2ca56
Revert unnecessary changes
hoyosjs Feb 1, 2023
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20 changes: 18 additions & 2 deletions src/Tools/dotnet-gcdump/DotNetHeapDump/DotNetHeapDumpGraphReader.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -512,6 +512,7 @@ internal unsafe void ConvertHeapDataToGraph()
}

m_converted = true;
const int MaxNodeCount = 10_000_000;

if (!m_seenStart)
{
Expand Down Expand Up @@ -712,11 +713,26 @@ internal unsafe void ConvertHeapDataToGraph()

Debug.Assert(!m_graph.IsDefined(nodeIdx));
m_graph.SetNode(nodeIdx, typeIdx, objSize, m_children);

if (m_graph.NodeCount >= MaxNodeCount)
{
doCompletionCheck = false;
m_log.WriteLine("[WARNING]: Exceeded max node count {0}. Processed {1}/{2} nodes with {3} node bulk events to go.",
MaxNodeCount, m_curNodeIdx, m_curNodeBlock.Count, m_nodeBlocks.Count);
break;
}
}

if (doCompletionCheck && m_curEdgeBlock != null && m_curEdgeBlock.Count != m_curEdgeIdx)

if (m_curEdgeBlock != null && m_curEdgeBlock.Count != m_curEdgeIdx)
{
throw new ApplicationException("Error: extra edge data. Giving up on heap dump.");
m_log.WriteLine("[WARNING]: Extra edge data found. Processing edge {0}/{1} with {2} edge bulk events to go.",
m_curEdgeIdx, m_curEdgeBlock.Count, m_edgeBlocks.Count);

if (doCompletionCheck)
{
throw new ApplicationException("Error: Giving up on heap dump.");
}
}

m_root.Build();
Expand Down