diff --git a/config-shell.ini.203047 b/config-shell.ini.203047
new file mode 100644
index 0000000000..35ee9c8f92
--- /dev/null
+++ b/config-shell.ini.203047
@@ -0,0 +1,69 @@
+[apps..default]
+run = true
+count = 1
+;network.client.RPC_CHANNEL_TCP = dsn::tools::sim_network_provider, 65536
+;network.client.RPC_CHANNEL_UDP = dsn::tools::sim_network_provider, 65536
+;network.server.0.RPC_CHANNEL_TCP = dsn::tools::sim_network_provider, 65536
+
+[apps.mimic]
+type = dsn.app.mimic
+arguments =
+pools = THREAD_POOL_DEFAULT,THREAD_POOL_META_SERVER
+run = true
+count = 1
+
+[core]
+;tool = simulator
+tool = nativerun
+;toollets = tracer
+;toollets = tracer, profiler, fault_injector
+pause_on_start = false
+
+;aio_factory_name = dsn::tools::native_aio_provider
+
+logging_start_level = LOG_LEVEL_DEBUG
+logging_factory_name = dsn::tools::simple_logger
+;logging_factory_name = dsn::tools::screen_logger
+logging_flush_on_exit = false
+
+enable_default_app_mimic = true
+
+data_dir = ./pegasus_shell.data
+
+[tools.simple_logger]
+short_header = false
+fast_flush = true
+max_number_of_log_files_on_disk = 10
+stderr_start_level = LOG_LEVEL_FATAL
+
+[tools.simulator]
+random_seed = 0
+
+[network]
+; how many network threads for network library(used by asio)
+io_service_worker_count = 4
+
+; specification for each thread pool
+[threadpool..default]
+worker_count = 4
+partitioned = false
+worker_priority = THREAD_xPRIORITY_NORMAL
+
+[threadpool.THREAD_POOL_DEFAULT]
+name = default
+worker_count = 8
+
+[threadpool.THREAD_POOL_META_SERVER]
+name = meta_server
+
+[task..default]
+is_trace = false
+is_profile = false
+allow_inline = false
+rpc_call_header_format = NET_HDR_DSN
+rpc_call_channel = RPC_CHANNEL_TCP
+rpc_timeout_milliseconds = 10000
+
+[pegasus.clusters]
+onebox = 127.0.0.1:34601,127.0.0.1:34602,127.0.0.1:34603
+
diff --git a/src/server/hotkey_collector.cpp b/src/server/hotkey_collector.cpp
index fdc7919e41..8e39c220f8 100644
--- a/src/server/hotkey_collector.cpp
+++ b/src/server/hotkey_collector.cpp
@@ -77,8 +77,9 @@ void hotkey_collector::analyse_data()
 {
     switch (_state.load()) {
     case hotkey_collector_state::COARSE_DETECTING:
-        terminate_if_timeout();
-        _internal_collector->analyse_data();
+        if (terminate_if_timeout()) {
+            _internal_collector->analyse_data();
+        }
         return;
     default:
         return;
@@ -100,9 +101,9 @@ void hotkey_collector::on_start_detect(dsn::replication::detect_hotkey_response
         return;
     case hotkey_collector_state::FINISHED:
         resp.err = dsn::ERR_INVALID_STATE;
-        hint = fmt::format("{} hotkey result has been found, you can send a stop rpc to "
-                           "restart hotkey detection",
-                           dsn::enum_to_string(_hotkey_type));
+        hint = fmt::format(
+            "{} hotkey result has been found, you can send a stop rpc to restart hotkey detection",
+            dsn::enum_to_string(_hotkey_type));
         dwarn_replica(hint);
         return;
     case hotkey_collector_state::STOPPED:
@@ -138,17 +139,15 @@ void hotkey_collector::terminate()
     _collector_start_time = 0;
 }
 
-void hotkey_collector::terminate_if_timeout()
+bool hotkey_collector::terminate_if_timeout()
 {
-    if (_collector_start_time == 0) {
-        return;
-    }
     if (dsn_now_s() >= _collector_start_time + FLAGS_max_seconds_to_detect_hotkey) {
         ddebug_replica("hotkey collector work time is exhausted but no hotkey has been found");
         terminate();
-        return;
+        return false;
     }
-};
+    return true;
+}
 
 } // namespace server
 } // namespace pegasus
diff --git a/src/server/hotkey_collector.h b/src/server/hotkey_collector.h
index c07cc15096..ca2f0bb8c8 100644
--- a/src/server/hotkey_collector.h
+++ b/src/server/hotkey_collector.h
@@ -80,7 +80,7 @@ class hotkey_collector : public dsn::replication::replica_base
     void on_start_detect(dsn::replication::detect_hotkey_response &resp);
     void on_stop_detect(dsn::replication::detect_hotkey_response &resp);
     void terminate();
-    void terminate_if_timeout();
+    bool terminate_if_timeout();
 
     std::atomic<hotkey_collector_state> _state;
     const dsn::replication::hotkey_type::type _hotkey_type;