diff --git a/src/runtime2/tests/mod.rs b/src/runtime2/tests/mod.rs
index eec0105e5de7429babadd59ae496d33561481aa1..e2b407475b6e1520689575c2bd93c2ef14b82b44 100644
--- a/src/runtime2/tests/mod.rs
+++ b/src/runtime2/tests/mod.rs
@@ -3,9 +3,9 @@ use crate::{PortId, ProtocolDescription};
 use crate::common::Id;
 use crate::protocol::eval::*;
 
-const NUM_THREADS: u32 = 10;  // number of threads in runtime
-const NUM_INSTANCES: u32 = 10;  // number of test instances constructed
-const NUM_LOOPS: u32 = 10;      // number of loops within a single test (not used by all tests)
+const NUM_THREADS: u32 = 1;  // number of threads in runtime
+const NUM_INSTANCES: u32 = 4;  // number of test instances constructed
+const NUM_LOOPS: u32 = 4;      // number of loops within a single test (not used by all tests)
 
 fn create_runtime(pdl: &str) -> Runtime {
     let protocol = ProtocolDescription::parse(pdl.as_bytes()).expect("parse pdl");
@@ -27,6 +27,27 @@ fn run_test_in_runtime<F: Fn(&mut ApplicationInterface)>(pdl: &str, constructor:
     // Wait until done :)
 }
 
+struct TestTimer {
+    name: &'static str,
+    started: std::time::Instant
+}
+
+impl TestTimer {
+    fn new(name: &'static str) -> Self {
+        Self{ name, started: std::time::Instant::now() }
+    }
+}
+
+impl Drop for TestTimer {
+    fn drop(&mut self) {
+        let delta = std::time::Instant::now() - self.started;
+        let nanos = (delta.as_secs_f64() * 1_000_000.0) as u64;
+        let millis = nanos / 1000;
+        let nanos = nanos % 1000;
+        println!("[{}] Took {:>4}.{:03} ms", self.name, millis, nanos);
+    }
+}
+
 #[test]
 fn test_put_and_get() {
     const CODE: &'static str = "
@@ -34,7 +55,6 @@ fn test_put_and_get() {
         u32 index = 0;
         while (index < loops) {
             synchronous {
-                print(\"putting!\");
                 put(sender, true);
             }
             index += 1;
@@ -45,7 +65,6 @@ fn test_put_and_get() {
         u32 index = 0;
         while (index < loops) {
             synchronous {
-                print(\"getting!\");
                 auto result = get(receiver);
                 assert(result);
             }
@@ -54,6 +73,7 @@ fn test_put_and_get() {
     }
     ";
 
+    let thing = TestTimer::new("hello");
     run_test_in_runtime(CODE, |api| {
         let channel = api.create_channel();