From 4b42039d22008dd65a1bb176d1b80e167b4d76a2 Mon Sep 17 00:00:00 2001
From: Jan Tuomi <jan@jantuomi.fi>
Date: Wed, 14 May 2025 12:25:52 +0300
Subject: Add and improve benchmark scripts

---
 benchmark_throughput.py | 56 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 56 insertions(+)
 create mode 100644 benchmark_throughput.py

(limited to 'benchmark_throughput.py')

diff --git a/benchmark_throughput.py b/benchmark_throughput.py
new file mode 100644
index 0000000..5bfa4d5
--- /dev/null
+++ b/benchmark_throughput.py
@@ -0,0 +1,56 @@
+import os
+import time
+import tempfile
+import shutil
+import argparse
+from random import randint
+from femtoqueue import FemtoQueue
+
+def run_benchmark(duration_seconds: int, payload_size: int = 100):
+    print(f"Running throughput benchmark for {duration_seconds} sec. See -h for help.")
+    tmpdir = tempfile.mkdtemp()
+    q = FemtoQueue(data_dir=tmpdir, node_name="node1")
+    payload = b"x" * payload_size
+
+    total_count = 0
+    count_per_second = 0
+    start_time = last_report_time = time.time()
+
+    try:
+        while True:
+            now = time.time()
+            if now - start_time >= duration_seconds:
+                break
+
+            # Push, pop, done, and delete task.
+            # NOTE: one cycle must take way less than one second for the math to be accurate.
+            n_pushed_tasks = randint(0, 50)
+            for _ in range(n_pushed_tasks):
+                q.push(payload)
+
+            while task := q.pop():
+                q.done(task)
+                total_count += 1
+                count_per_second += 1
+
+            # Print per-second throughput
+            if now - last_report_time >= 1.0:
+                print(f"{int(now - start_time)}s: {count_per_second} tasks/sec")
+                count_per_second = 0
+                last_report_time = now
+
+    finally:
+        elapsed = time.time() - start_time
+        print("Cleaning up...")
+        shutil.rmtree(tmpdir)
+
+    print(f"\nRan for {elapsed:.2f} seconds")
+    print(f"Total tasks processed: {total_count}")
+    print(f"Overall throughput: {total_count / elapsed:.2f} tasks/sec")
+
+if __name__ == "__main__":
+    parser = argparse.ArgumentParser(description="FemtoQueue throughput benchmark")
+    parser.add_argument("duration", type=int, help="Duration to run the benchmark (in seconds)", default=10)
+    args = parser.parse_args()
+
+    run_benchmark(args.duration)
-- 
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