spdlog vs boost benchmarks

bench-comparison/boost-bench.cpp

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+
+#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
+    );
+}
+
+
+int main(int, char*[])
+{
+    init();
+    logging::add_common_attributes();
+
+    using namespace logging::trivial;
+    src::severity_logger_mt< severity_level > lg;
+	for(int i  = 0 ; i < 1000000; ++i)
+	    BOOST_LOG_SEV(lg, info) << "Boost logger message #" << i;
+
+    return 0;
+}