diff --git a/data.db b/data.db
index 97a4608..6a87e85 100644
Binary files a/data.db and b/data.db differ
diff --git a/main.py b/main.py
index b4e1434..a82254c 100644
--- a/main.py
+++ b/main.py
@@ -22,6 +22,10 @@ st.set_page_config(
     initial_sidebar_state="expanded",
 )
 
+@st.cache_data
+def list_ckpt_paths(dir_path):
+    return os.listdir(dir_path)
+
 
 def get_data_from_db():
     logger.debug("init")
@@ -32,11 +36,12 @@ def get_data_from_db():
 st.session_state.setdefault('data_table', [])
 st.session_state.setdefault('username', '')
 st.session_state.setdefault('evolve_r', 0.2)
+st.session_state.setdefault('n_trail', 10)
 st.session_state.setdefault('n_epoch', 2)
+st.session_state.setdefault('ckpt_path', list_ckpt_paths(BASE_CKPT_DIR)[0])
 st.session_state.setdefault('mode', 2)
 st.session_state.setdefault('configs', {
-    'evolve_r': st.session_state.evolve_r,
-    'mode': st.session_state.get('mode')
+    k: st.session_state[k] for k in ('evolve_r', 'n_trail', 'n_epoch', 'ckpt_path', 'mode')
 })
 if not st.session_state.data_table:
     st.session_state.data_table = get_data_from_db()
@@ -65,8 +70,9 @@ def update_handler():
 
 
 def update_config(*args, **kwargs):
-    st.session_state.configs['evolve_r'] = st.session_state.evolve_r
-    st.session_state.configs['mode'] = st.session_state.mode
+    return None
+    # for k in ('evolve_r', 'n_trail', 'n_epoch', 'ckpt_path', 'mode'):
+    #     st.session_state.configs[k] = st.session_state[k]
 
 
 with left_col:
@@ -97,12 +103,14 @@ with right_col:
     st.selectbox(label='n_epoch', key='n_epoch',
                  options=(i for i in range(1, 6)))
     st.selectbox(label='ckpt_path', key='ckpt_path',
-                 options=(os.listdir(BASE_CKPT_DIR)))
+                 options=(list_ckpt_paths(BASE_CKPT_DIR)))
     st.selectbox(label='mode', key='mode',
                  format_func=lambda x: RUN_MODE[x],
                  options=RUN_MODE,
                  on_change=update_config)
-    st.json(st.session_state.configs)
+    st.json({
+        k: st.session_state[k] for k in ('evolve_r', 'n_trail', 'n_epoch', 'ckpt_path', 'mode')
+    })
 
     st.divider()
     st.button("启动", on_click=train)