diff --git a/example/example.cpp b/example/example.cpp
index ce4bab88..203392dc 100644
--- a/example/example.cpp
+++ b/example/example.cpp
@@ -37,7 +37,7 @@ int main(int argc, char* argv[])
 
     auto start = system_clock::now();
 
-    const unsigned int howmany = 500000;
+    const unsigned int howmany = 3000000;
     for(unsigned int i = 0; i < howmany ; i++)
         my_logger.info() << "Hello logger " << i;
 
diff --git a/include/c11log/details/fast_oss.h b/include/c11log/details/fast_oss.h
index b02ff4ac..39d586a4 100644
--- a/include/c11log/details/fast_oss.h
+++ b/include/c11log/details/fast_oss.h
@@ -36,11 +36,11 @@ protected:
     virtual int sync() override
     {
         return 0;
+
     }
 
     virtual std::streamsize xsputn(const char_type* s, std::streamsize count) override
     {
-
 		auto ssize = _str.size();
 		auto cap_left = _str.capacity() - ssize;
 		if(cap_left < static_cast<std::size_t>(count))
diff --git a/include/c11log/details/os.h b/include/c11log/details/os.h
index 509e6ed8..2161e15f 100644
--- a/include/c11log/details/os.h
+++ b/include/c11log/details/os.h
@@ -47,7 +47,7 @@ inline bool operator!=(const std::tm& tm1, const std::tm& tm2)
     return !(tm1==tm2);
 }
 
-inline const char* eol()
+constexpr inline const char* eol()
 {
 #ifdef _WIN32
 	return "\r\n";