From d419a7831339a7b9cb3ccde1cd27848e951f9776 Mon Sep 17 00:00:00 2001
From: Emiel Por <epor@stsci.edu>
Date: Wed, 11 Dec 2024 19:12:29 -0800
Subject: [PATCH] Compute time per operation in ns.

---
 benchmarks/free_list_allocator.cpp | 3 +++
 benchmarks/pool_allocator.cpp      | 1 +
 2 files changed, 4 insertions(+)

diff --git a/benchmarks/free_list_allocator.cpp b/benchmarks/free_list_allocator.cpp
index 2ded58ce..22a8bb7c 100644
--- a/benchmarks/free_list_allocator.cpp
+++ b/benchmarks/free_list_allocator.cpp
@@ -36,6 +36,7 @@ void benchmark_linux_scalability()
 	std::cout << "Linux Scalability:" << std::endl;
 	std::cout << "Time: " << (end - start) / 1e9 << " sec" << std::endl;
 	std::cout << "Throughput: " << 2 * N / ((end - start) / 1e9) << " ops/s" << std::endl;
+    std::cout << "Time per operation: " << (end - start) / (2 * N) << " ns" << std::endl;
 
 	delete[] handles;
 	delete[] buffer;
@@ -76,6 +77,7 @@ void benchmark_threadtest()
 	std::cout << "Threadtest:" << std::endl;
 	std::cout << "Time: " << (end - start) / 1e9 << " sec" << std::endl;
 	std::cout << "Throughput: " << 2 * N * M / ((end - start) / 1e9) << " ops/s" << std::endl;
+    std::cout << "Time per operation: " << (end - start) / (2 * N * M) << " ns" << std::endl;
 
 	delete[] handles;
 }
@@ -129,6 +131,7 @@ void benchmark_larson()
 	std::cout << "Larson benchmark:" << std::endl;
 	std::cout << "Time: " << (end - start) / 1e9 << " sec" << std::endl;
 	std::cout << "Throughput: " << (N * 2 - M) / ((end - start) / 1e9) << " ops/s" << std::endl;
+    std::cout << "Time per operation: " << (end - start) / (2 * N - M) << " ns" << std::endl;
 
 	delete[] handles;
 }
diff --git a/benchmarks/pool_allocator.cpp b/benchmarks/pool_allocator.cpp
index f327cf4e..6dd2df38 100644
--- a/benchmarks/pool_allocator.cpp
+++ b/benchmarks/pool_allocator.cpp
@@ -31,6 +31,7 @@ void benchmark_linux_scalability()
 	std::cout << "Linux Scalability:" << std::endl;
 	std::cout << "Time: " << (end - start) / 1e9 << " sec" << std::endl;
 	std::cout << "Throughput: " << 2 * N / ((end - start) / 1e9) << " ops/s" << std::endl;
+    std::cout << "Time per operation: " << (end - start) / (2 * N) << " ns" << std::endl;
 
 	delete[] handles;
     delete[] buffer;