diff --git a/tests/perf/collection_local_send.cc b/tests/perf/collection_local_send.cc
index 5e8a07973d..08da1cd0da 100644
--- a/tests/perf/collection_local_send.cc
+++ b/tests/perf/collection_local_send.cc
@@ -82,10 +82,6 @@ struct NodeObj {
   }
   
   void perfMakeRunnable(MyMsg* in_msg) {
-    for (int i = 0; i < num_iters; i++) {
-      //msgs.emplace_back(makeMessage<TestCol::ColMsg>());
-    }
-
     theTerm()->disableTD();
 
     test_obj_->StartTimer(fmt::format("colSend {}", num_iters));
@@ -96,10 +92,8 @@ struct NodeObj {
   }
 
   void perfRunBenchmark() {
-    // fmt::print("ptr={}\n", print_ptr(col_proxy.lm));
     for (int i = 0; i < num_iters; i++) {
       auto m = makeMessage<TestCol::ColMsg>();
-      //auto m = msgs[i];
       col_proxy[0].template sendMsg<TestCol::ColMsg, &TestCol::han>(m);
       vt::theSched()->runSchedulerOnceImpl();
     }
diff --git a/tests/perf/collection_local_send_prealloc.cc b/tests/perf/collection_local_send_prealloc.cc
new file mode 100644
index 0000000000..2eb7ccbc5e
--- /dev/null
+++ b/tests/perf/collection_local_send_prealloc.cc
@@ -0,0 +1,128 @@
+/*
+//@HEADER
+// *****************************************************************************
+//
+//                           collection_local_send_prealloc.cc
+//                       DARMA/vt => Virtual Transport
+//
+// Copyright 2019-2021 National Technology & Engineering Solutions of Sandia, LLC
+// (NTESS). Under the terms of Contract DE-NA0003525 with NTESS, the U.S.
+// Government retains certain rights in this software.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are met:
+//
+// * Redistributions of source code must retain the above copyright notice,
+//   this list of conditions and the following disclaimer.
+//
+// * Redistributions in binary form must reproduce the above copyright notice,
+//   this list of conditions and the following disclaimer in the documentation
+//   and/or other materials provided with the distribution.
+//
+// * Neither the name of the copyright holder nor the names of its
+//   contributors may be used to endorse or promote products derived from this
+//   software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+//
+// Questions? Contact darma@sandia.gov
+//
+// *****************************************************************************
+//@HEADER
+*/
+#include "common/test_harness.h"
+#include <vt/transport.h>
+
+#include <fmt-vt/core.h>
+
+using namespace vt;
+using namespace vt::tests::perf::common;
+
+static constexpr int num_iters = 1000000;
+
+struct MyTest : PerfTestHarness { };
+struct MyMsg : vt::Message {};
+
+struct NodeObj;
+vt::objgroup::proxy::Proxy<NodeObj> global_proxy;
+
+void dummyHandler(MyMsg*) {}
+
+struct TestCol : vt::Collection<TestCol, vt::Index1D> {
+  using ColMsg = vt::CollectionMessage<TestCol>;
+  void han(ColMsg* msg) {}
+};
+
+struct NodeObj {
+  struct ReduceMsg : vt::collective::ReduceNoneMsg { };
+
+  explicit NodeObj(MyTest* test_obj) : test_obj_(test_obj) { }
+  void initialize() {
+    proxy_ = global_proxy = vt::theObjGroup()->getProxy<NodeObj>(this);
+
+    auto range = vt::Index1D(8);
+    col_proxy = vt::makeCollection<TestCol>("test")
+      .bounds(range)
+      .bulkInsert()
+      .wait();
+    // fmt::print("ptr={}\n", print_ptr(col_proxy.lm));
+  }
+
+  void complete() {
+  }
+  
+
+  void perfMakeRunnablePreAllocate(MyMsg* in_msg) {
+    for (int i = 0; i < num_iters; i++) {
+      msgs.emplace_back(makeMessage<TestCol::ColMsg>());
+    }
+
+    theTerm()->disableTD();
+
+    test_obj_->StartTimer(fmt::format("colSend {}", num_iters));
+    perfRunBenchmark();
+    test_obj_->StopTimer(fmt::format("colSend {}", num_iters));
+
+    theTerm()->enableTD();
+  }
+  void perfRunBenchmark() {
+    for (int i = 0; i < num_iters; i++) {
+      auto m = msgs[i];
+      col_proxy[0].template sendMsg<TestCol::ColMsg, &TestCol::han>(m);
+      vt::theSched()->runSchedulerOnceImpl();
+    }
+  }
+
+private:
+  std::vector<MsgSharedPtr<TestCol::ColMsg>> msgs;
+  HandlerType han;
+  MyTest* test_obj_ = nullptr;
+  vt::objgroup::proxy::Proxy<NodeObj> proxy_ = {};
+  vt::CollectionProxy<TestCol> col_proxy;
+  int reduce_counter_ = -1;
+  int i = 0;
+};
+
+VT_PERF_TEST(MyTest, test_collection_local_send_preallocate) {
+  auto grp_proxy = vt::theObjGroup()->makeCollective<NodeObj>(
+    "test_collection_local_send_preallocate", this
+  );
+
+  grp_proxy[my_node_].invoke<decltype(&NodeObj::initialize), &NodeObj::initialize>();
+
+  if (theContext()->getNode() == 0) {
+    grp_proxy[my_node_].send<MyMsg, &NodeObj::perfMakeRunnablePreAllocate>();
+  }
+}
+
+VT_PERF_TEST_MAIN()