diff --git a/tqdm/std.py b/tqdm/std.py
index 58e0da1f..8dacf3c1 100644
--- a/tqdm/std.py
+++ b/tqdm/std.py
@@ -1010,7 +1010,7 @@ class tqdm(Comparable):
         if not gui:
             # Initialize the screen printer
             self.sp = self.status_printer(self.fp)
-            self.refresh()
+            self.refresh(lock_args=self.lock_args)
 
         # Init the time counter
         self.last_print_t = self._time()
@@ -1292,7 +1292,8 @@ class tqdm(Comparable):
             if lock_args:
                 if not self._lock.acquire(*lock_args):
                     return False
-            self._lock.acquire()
+            else:
+                self._lock.acquire()
         self.display()
         if not nolock:
             self._lock.release()
diff --git a/tqdm/tests/tests_perf.py b/tqdm/tests/tests_perf.py
index d19069e3..ffc6d90a 100644
--- a/tqdm/tests/tests_perf.py
+++ b/tqdm/tests/tests_perf.py
@@ -222,8 +222,9 @@ def test_manual_overhead():
 def worker(total, blocking=True):
     def incr_bar(x):
         with closing(StringIO()) as our_file:
-            with tqdm(total=x, lock_args=None if blocking else (False,),
-                      file=our_file, miniters=1, mininterval=0) as t:
+            with tqdm(total=x, file=our_file,
+                      lock_args=None if blocking else (False,),
+                      miniters=1, mininterval=0, maxinterval=0) as t:
                 for i in range(total):
                     t.update()
         return x + 1
@@ -242,7 +243,7 @@ def test_lock_args():
     import sys
 
     total = 8
-    subtotal = 10
+    subtotal = 100
 
     tqdm.set_lock(RLock())
     with ThreadPoolExecutor(total) as pool:
@@ -256,9 +257,8 @@ def test_lock_args():
         with relative_timer() as time_noblock:
             res = list(pool.map(worker(subtotal, False), range(total)))
             assert sum(res) == sum(range(total)) + total
-        sys.stderr.write('done ... ')
 
-    assert_performance(0.99, 'noblock', time_noblock(), 'tqdm', time_tqdm())
+    assert_performance(0.2, 'noblock', time_noblock(), 'tqdm', time_tqdm())
 
 
 @with_setup(pretest, posttest)