Add profiler

include/xrpl/beast/core/FunctionProfiler.h

@@ -0,0 +1,48 @@
+
+#ifndef RIPPLE_BASICS_FUNCTIONPROFILER_H_INCLUDED
+#define RIPPLE_BASICS_FUNCTIONPROFILER_H_INCLUDED
+
+#include <string>
+#include <chrono>
+#include <unordered_map>
+#include <sstream>
+#include <source_location>
+#include <csignal>
+
+namespace beast {
+
+    void logProfilingResults();
+class FunctionProfiler
+{
+    std::string functionName;
+    std::chrono::steady_clock::time_point start;
+public:
+
+    inline static std::unordered_map<std::string, std::chrono::nanoseconds> funcionDurations;
+    FunctionProfiler(std::source_location location = std::source_location::current()): functionName(location.function_name()), start(std::chrono::steady_clock::now()) 
+    {
+    }
+
+    ~FunctionProfiler() noexcept
+    {
+        auto duration = std::chrono::steady_clock::now() - start;
+        funcionDurations[functionName] += std::chrono::duration_cast<std::chrono::nanoseconds>(duration);
+    }
+};
+
+
+inline std::string getProfilingResults()
+{
+    std::stringstream ss;
+    ss << "Function profiling results:" << std::endl;
+    for (const auto& [name, duration] : FunctionProfiler::funcionDurations)
+    {
+        ss << "  " << name << ": " << duration.count() << " ns" << std::endl;
+    }
+
+    return ss.str();
+}
+
+}
+
+#endif

include/xrpl/beast/hash/xxhasher.h

@@ -27,6 +27,7 @@
 #include <cstddef>
 #include <new>
 #include <type_traits>
+#include <xrpl/beast/core/FunctionProfiler.h>
 
 namespace beast {
 
@@ -88,12 +89,14 @@ public:
     void
     operator()(void const* key, std::size_t len) noexcept
     {
+        FunctionProfiler _;
         XXH3_64bits_update(state_, key, len);
     }
 
     explicit
     operator std::size_t() noexcept
     {
+        FunctionProfiler _;
         return XXH3_64bits_digest(state_);
     }
 };

src/xrpld/app/main/Application.cpp

@@ -69,6 +69,7 @@
 #include <xrpl/protocol/Protocol.h>
 #include <xrpl/protocol/STParsedJSON.h>
 #include <xrpl/resource/Fees.h>
+#include <xrpl/beast/core/FunctionProfiler.h>
 
 #include <boost/algorithm/string/predicate.hpp>
 #include <boost/asio/steady_timer.hpp>
@@ -1647,6 +1648,9 @@ ApplicationImp::run()
 void
 ApplicationImp::signalStop(std::string msg)
 {
+    std::cout << "signal stop!!!" << std::endl;
+    JLOG(m_journal.warn()) << beast::getProfilingResults();
+
     if (!isTimeToStop.exchange(true))
     {
         if (msg.empty())