diff --git a/flagscale/auto_tuner/prune/history.py b/flagscale/auto_tuner/prune/history.py
index 8c58a33e1..886897e23 100644
--- a/flagscale/auto_tuner/prune/history.py
+++ b/flagscale/auto_tuner/prune/history.py
@@ -30,7 +30,7 @@ def prune_by_micro_batch_size(config, strategy, history=[]):
                 logger.info(
                     f"The strategy {strategy} has been pruned by micro_batch_size performance."
                 )
-                strategy["performance"] = performance
+                strategy["performance"] = item["performance"]
                 strategy["max_mem"] = item["max_mem"]
                 strategy["pruned"] = True
                 return True
diff --git a/flagscale/launcher/runner.py b/flagscale/launcher/runner.py
index 9dc9db8d7..ef6c447de 100644
--- a/flagscale/launcher/runner.py
+++ b/flagscale/launcher/runner.py
@@ -510,11 +510,6 @@ def _run_each(
 
         cmd = shlex.join(export_cmd + runner_cmd + [self.user_script] + self.user_args)
 
-        if with_test:
-            exp_dir = self.config.experiment.exp_dir
-            test_cmd = f";python tests/functional_tests/check_result.py {exp_dir};rm -r {exp_dir}"
-            cmd = cmd + test_cmd
-
         host_run_script_file = _generate_run_script(
             self.config, host, node_rank, cmd, background=True, with_test=with_test
         )
@@ -795,11 +790,6 @@ def _run_each(
 
         cmd = shlex.join(export_cmd + runner_cmd + [self.user_script] + self.user_args)
 
-        if with_test:
-            exp_dir = self.config.experiment.exp_dir
-            test_cmd = f";python tests/functional_tests/check_result.py {exp_dir};rm -r {exp_dir}"
-            cmd = cmd + test_cmd
-
         host_run_script_file = _generate_run_script(
             self.config, host, node_rank, cmd, background=False, with_test=with_test
         )