bench

bench/boost-bench-mt.cpp

@@ -0,0 +1,80 @@
+#include <thread>
+#include <vector>
+#include <atomic>
+
+#include <boost/log/core.hpp>
+#include <boost/log/trivial.hpp>
+#include <boost/log/expressions.hpp>
+#include <boost/log/sinks/text_file_backend.hpp>
+#include <boost/log/utility/setup/file.hpp>
+#include <boost/log/utility/setup/common_attributes.hpp>
+#include <boost/log/sources/severity_logger.hpp>
+#include <boost/log/sources/record_ostream.hpp>
+
+namespace logging = boost::log;
+namespace src = boost::log::sources;
+namespace sinks = boost::log::sinks;
+namespace keywords = boost::log::keywords;
+
+void init()
+{
+    logging::add_file_log
+    (
+        keywords::file_name = "logs/boost-sample_%N.log",                              /*< file name pattern >*/
+        keywords::rotation_size = 10 * 1024 * 1024,                                   /*< rotate files every 10 MiB... >*/
+        keywords::auto_flush = false,
+        keywords::format = "[%TimeStamp%]: %Message%"                                 
+    );
+
+    logging::core::get()->set_filter
+    (
+        logging::trivial::severity >= logging::trivial::info
+    );
+}
+
+
+
+using namespace std;
+
+int main(int argc, char* argv[])
+{
+	int thread_count = 10;
+	if(argc > 1)
+		thread_count = atoi(argv[1]);
+		
+	int howmany = 1000000;
+
+	
+    init();
+    logging::add_common_attributes();
+    
+
+    using namespace logging::trivial;
+    
+    src::severity_logger_mt< severity_level > lg;
+    
+    std::atomic<int > msg_counter {0};
+    vector<thread> threads;
+    
+    for (int t = 0; t < thread_count; ++t)
+    {
+        threads.push_back(std::thread([&]()
+        {
+            while (true)
+            {
+                int counter = ++msg_counter;
+                if (counter > howmany) break;
+              BOOST_LOG_SEV(lg, info) << "Boost logger message #" << counter;
+            }
+        }));
+    }
+
+
+    for(auto &t:threads)
+    {
+        t.join();
+    };
+    
+    
+    return 0;
+}