[PATCH] D88413: [clangd] Add a metric for tracking memory usage

[Kadir Cetinkaya via Phabricator via cfe-commits]

kadircet updated this revision to Diff 296112.
kadircet added a comment.

- Rebase


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D88413/new/

https://reviews.llvm.org/D88413

Files:
  clang-tools-extra/clangd/support/Trace.cpp
  clang-tools-extra/clangd/support/Trace.h


Index: clang-tools-extra/clangd/support/Trace.h
===================================================================
--- clang-tools-extra/clangd/support/Trace.h
+++ clang-tools-extra/clangd/support/Trace.h
@@ -68,6 +68,10 @@
   const llvm::StringLiteral LabelName;
 };
 
+/// Convenient helper for collecting memory usage metrics from across multiple
+/// components. Results are recorded under a metric named "memory_usage".
+void recordMemoryUsage(double Value, llvm::StringRef ComponentName);
+
 /// A consumer of trace events and measurements. The events are produced by
 /// Spans and trace::log, the measurements are produced by Metrics::record.
 /// Implementations of this interface must be thread-safe.
Index: clang-tools-extra/clangd/support/Trace.cpp
===================================================================
--- clang-tools-extra/clangd/support/Trace.cpp
+++ clang-tools-extra/clangd/support/Trace.cpp
@@ -326,6 +326,13 @@
 Context EventTracer::beginSpan(llvm::StringRef Name, llvm::json::Object *Args) {
   return Context::current().clone();
 }
+
+void recordMemoryUsage(double Value, llvm::StringRef ComponentName) {
+  static constexpr Metric MemoryUsage("memory_usage", Metric::Value,
+                                      "component_name");
+
+  MemoryUsage.record(Value, ComponentName);
+}
 } // namespace trace
 } // namespace clangd
 } // namespace clang


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