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diff --git a/src/ceph/src/test/system/st_rados_watch.cc b/src/ceph/src/test/system/st_rados_watch.cc
new file mode 100644
index 0000000..d8174bd
--- /dev/null
+++ b/src/ceph/src/test/system/st_rados_watch.cc
@@ -0,0 +1,103 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+/*
+* Ceph - scalable distributed file system
+*
+* Copyright (C) 2011 New Dream Network
+*
+* This is free software; you can redistribute it and/or
+* modify it under the terms of the GNU Lesser General Public
+* License version 2.1, as published by the Free Software
+* Foundation.  See file COPYING.
+*
+*/
+
+#include "cross_process_sem.h"
+#include "include/rados/librados.h"
+#include "st_rados_watch.h"
+#include "systest_runnable.h"
+
+void notify_cb(uint8_t opcode, uint64_t ver, void *arg)
+{
+  int *notifies = reinterpret_cast<int*>(arg);
+  ++(*notifies);
+}
+
+StRadosWatch::StRadosWatch(int argc, const char **argv,
+			   CrossProcessSem *setup_sem,
+			   CrossProcessSem *watch_sem,
+			   CrossProcessSem *notify_sem,
+			   int num_notifies,
+			   int watch_retcode,
+			   const std::string &pool_name,
+			   const std::string &obj_name)
+  : SysTestRunnable(argc, argv),
+    m_setup_sem(setup_sem),
+    m_watch_sem(watch_sem),
+    m_notify_sem(notify_sem),
+    m_num_notifies(num_notifies),
+    m_watch_retcode(watch_retcode),
+    m_pool_name(pool_name),
+    m_obj_name(obj_name)
+{
+}
+
+StRadosWatch::
+~StRadosWatch()
+{
+}
+
+#pragma GCC diagnostic ignored "-Wpragmas"
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
+
+int StRadosWatch::
+run()
+{
+  rados_t cl;
+  RETURN1_IF_NONZERO(rados_create(&cl, NULL));
+  rados_conf_parse_argv(cl, m_argc, m_argv);
+  RETURN1_IF_NONZERO(rados_conf_read_file(cl, NULL));
+  rados_conf_parse_env(cl, NULL);
+
+  if (m_setup_sem) {
+    m_setup_sem->wait();
+    m_setup_sem->post();
+  }
+
+  rados_ioctx_t io_ctx;
+  uint64_t handle;
+  int num_notifies = 0;
+  RETURN1_IF_NONZERO(rados_connect(cl));
+  RETURN1_IF_NONZERO(rados_ioctx_create(cl, m_pool_name.c_str(), &io_ctx));
+  printf("%s: watching object %s\n", get_id_str(), m_obj_name.c_str());
+
+  RETURN1_IF_NOT_VAL(m_watch_retcode,
+    rados_watch(io_ctx, m_obj_name.c_str(), 0, &handle,
+		reinterpret_cast<rados_watchcb_t>(notify_cb),
+		reinterpret_cast<void*>(&num_notifies))
+    );
+  if (m_watch_sem) {
+    m_watch_sem->post();
+  }
+
+  m_notify_sem->wait();
+  m_notify_sem->post();
+
+  int r = 0;
+  if (num_notifies < m_num_notifies) {
+    printf("Received fewer notifies than expected: %d < %d\n",
+	   num_notifies, m_num_notifies);
+    r = 1;
+  }
+
+  if (m_watch_retcode == 0)
+    rados_unwatch(io_ctx, m_obj_name.c_str(), handle);
+  rados_ioctx_destroy(io_ctx);
+  rados_shutdown(cl);
+
+  return r;
+}
+
+#pragma GCC diagnostic pop
+#pragma GCC diagnostic warning "-Wpragmas"