diff --git a/src/shell/server.cpp b/src/shell/server.cpp
index 6ee2c302ed..668c6e3336 100644
--- a/src/shell/server.cpp
+++ b/src/shell/server.cpp
@@ -245,6 +245,12 @@ void server::handle_request(server::cmd_req const & req) {
         return handle_complete(req);
     } else if (command == "info") {
         return handle_info(req);
+    } else if (command == "sleep") {
+        chrono::milliseconds small_delay(1000);
+        this_thread::sleep_for(small_delay);
+    } else if (command == "long_sleep") {
+        chrono::milliseconds small_delay(10000);
+        this_thread::sleep_for(small_delay);
     }
 
     send_msg(cmd_res(req.m_seq_num, std::string("unknown command")));