--- mac.a.log	2020-11-17 21:50:18.000000000 +0900
+++ mac.b.log	2020-11-17 21:56:00.000000000 +0900
@@ -81,9 +81,9 @@
@@ -103,9 +103,9 @@
@@ -135,9 +135,9 @@
@@ -157,9 +157,9 @@
@@ -189,9 +189,9 @@
@@ -211,9 +211,9 @@
@@ -245,11 +245,11 @@
     test( **dic )
   File "./thr_stat_test.py", line 57, in test
     thr_gc.stop()
-  File "/Users/kondoh/kon_page/kon_ut/thr_stat/thr.py", line 177, in stop
+  File "/Users/kondoh/kon_page/kon_ut/thr_stat/thr.py", line 251, in stop
     th.stop()
-  File "/Users/kondoh/kon_page/kon_ut/thr_stat/thr.py", line 117, in stop
-    join()
-  File "/Users/kondoh/kon_page/kon_ut/thr_stat/thr.py", line 112, in join
+  File "/Users/kondoh/kon_page/kon_ut/thr_stat/thr.py", line 190, in stop
+    join( tmout )
+  File "/Users/kondoh/kon_page/kon_ut/thr_stat/thr.py", line 184, in join
     e.th.join()
   File "/usr/local/Cellar/python/3.6.5/Frameworks/Python.framework/Versions/3.6/lib/python3.6/threading.py", line 1056, in join
     self._wait_for_tstate_lock()
@@ -271,8 +271,16 @@
 
@@ -295,25 +303,8 @@
 >stop
 <stop
 >gc.stop
+<gc.stop
 kill SIGINT
-Traceback (most recent call last):
-  File "./thr_stat_test.py", line 121, in <module>
-    run()
-  File "./thr_stat_test.py", line 99, in run
-    test( **dic )
-  File "./thr_stat_test.py", line 57, in test
-    thr_gc.stop()
-  File "/Users/kondoh/kon_page/kon_ut/thr_stat/thr.py", line 177, in stop
-    th.stop()
-  File "/Users/kondoh/kon_page/kon_ut/thr_stat/thr.py", line 117, in stop
-    join()
-  File "/Users/kondoh/kon_page/kon_ut/thr_stat/thr.py", line 112, in join
-    e.th.join()
-  File "/usr/local/Cellar/python/3.6.5/Frameworks/Python.framework/Versions/3.6/lib/python3.6/threading.py", line 1056, in join
-    self._wait_for_tstate_lock()
-  File "/usr/local/Cellar/python/3.6.5/Frameworks/Python.framework/Versions/3.6/lib/python3.6/threading.py", line 1072, in _wait_for_tstate_lock
-    elif lock.acquire(block, timeout):
-KeyboardInterrupt
 wait ok
 
 s_new=thr.loop_new stop=True s_wait=f_wait_ev sec=1 gc=True n=1
@@ -321,25 +312,8 @@
 >stop
 <stop
 >gc.stop
+<gc.stop
 kill SIGINT
-Traceback (most recent call last):
-  File "./thr_stat_test.py", line 121, in <module>
-    run()
-  File "./thr_stat_test.py", line 99, in run
-    test( **dic )
-  File "./thr_stat_test.py", line 57, in test
-    thr_gc.stop()
-  File "/Users/kondoh/kon_page/kon_ut/thr_stat/thr.py", line 177, in stop
-    th.stop()
-  File "/Users/kondoh/kon_page/kon_ut/thr_stat/thr.py", line 117, in stop
-    join()
-  File "/Users/kondoh/kon_page/kon_ut/thr_stat/thr.py", line 112, in join
-    e.th.join()
-  File "/usr/local/Cellar/python/3.6.5/Frameworks/Python.framework/Versions/3.6/lib/python3.6/threading.py", line 1056, in join
-    self._wait_for_tstate_lock()
-  File "/usr/local/Cellar/python/3.6.5/Frameworks/Python.framework/Versions/3.6/lib/python3.6/threading.py", line 1072, in _wait_for_tstate_lock
-    elif lock.acquire(block, timeout):
-KeyboardInterrupt
 wait ok
 
 s_new=thr.th_new stop=False s_wait=f_wait_ev sec=1 gc=True n=1
@@ -361,15 +335,6 @@
 >stop
 <stop
 >gc.stop
-<gc.stop
-kill SIGINT
-wait ok
-
-s_new=thr.loop_new stop=True s_wait=f_wait_select sec=1 gc=True n=1
-select 1
->stop
-<stop
->gc.stop
 kill SIGINT
 Traceback (most recent call last):
   File "./thr_stat_test.py", line 121, in <module>
@@ -378,11 +343,28 @@
 
+s_new=thr.loop_new stop=True s_wait=f_wait_select sec=1 gc=True n=1
+select 1
+>stop
+<stop
+>gc.stop
+<gc.stop
+kill SIGINT
+wait ok
+
 s_new=thr.th_new stop=False s_wait=f_wait_select sec=1 gc=True n=1
 select 1
 >gc.stop
@@ -408,9 +390,9 @@
@@ -430,9 +412,9 @@
@@ -466,9 +448,9 @@
@@ -488,9 +470,9 @@
@@ -524,9 +506,9 @@
@@ -546,9 +528,9 @@
@@ -585,8 +567,8 @@
 sleep 1
 sleep 1
 >stop
-<stop
 sleep 1
+<stop
 >stop
 kill SIGINT
 Traceback (most recent call last):
@@ -596,9 +578,9 @@
@@ -633,8 +615,8 @@
 ev.wait 1
 ev.wait 1
 >stop
-ev.wait 1
 <stop
+ev.wait 1
 >stop
 kill SIGINT
 Traceback (most recent call last):
@@ -644,9 +626,9 @@
@@ -681,8 +663,8 @@
 select 1
 select 1
 >stop
-select 1
 <stop
+select 1
 >stop
 kill SIGINT
 Traceback (most recent call last):
@@ -692,9 +674,9 @@
@@ -727,9 +709,9 @@
@@ -750,9 +732,9 @@
@@ -785,9 +767,9 @@
@@ -808,9 +790,9 @@
@@ -843,9 +825,9 @@
@@ -866,9 +848,9 @@
@@ -905,8 +887,16 @@
 
@@ -915,19 +905,24 @@
 sleep 1
 >stop
 <stop
+sleep 1
 >stop
-<stop
->gc.stop
 kill SIGINT
 Traceback (most recent call last):
   File "./thr_stat_test.py", line 121, in <module>
     run()
   File "./thr_stat_test.py", line 99, in run
     test( **dic )
-  File "./thr_stat_test.py", line 57, in test
-    thr_gc.stop()
-  File "/Users/kondoh/kon_page/kon_ut/thr_stat/thr.py", line 176, in stop
-    time.sleep( 1 )
+  File "./thr_stat_test.py", line 52, in test
+    th.stop()
+  File "/Users/kondoh/kon_page/kon_ut/thr_stat/thr.py", line 190, in stop
+    join( tmout )
+  File "/Users/kondoh/kon_page/kon_ut/thr_stat/thr.py", line 184, in join
+    e.th.join()
+  File "/usr/local/Cellar/python/3.6.5/Frameworks/Python.framework/Versions/3.6/lib/python3.6/threading.py", line 1056, in join
+    self._wait_for_tstate_lock()
+  File "/usr/local/Cellar/python/3.6.5/Frameworks/Python.framework/Versions/3.6/lib/python3.6/threading.py", line 1072, in _wait_for_tstate_lock
+    elif lock.acquire(block, timeout):
 KeyboardInterrupt
 wait ok
 
@@ -963,8 +958,16 @@
 
@@ -972,9 +975,9 @@
 ev.wait 1
 ev.wait 1
 >stop
-ev.wait 1
 <stop
 >stop
+ev.wait 1
 kill SIGINT
 Traceback (most recent call last):
   File "./thr_stat_test.py", line 121, in <module>
@@ -983,9 +986,9 @@
@@ -1026,16 +1029,8 @@
     test( **dic )
   File "./thr_stat_test.py", line 57, in test
     thr_gc.stop()
-  File "/Users/kondoh/kon_page/kon_ut/thr_stat/thr.py", line 177, in stop
-    th.stop()
-  File "/Users/kondoh/kon_page/kon_ut/thr_stat/thr.py", line 117, in stop
-    join()
-  File "/Users/kondoh/kon_page/kon_ut/thr_stat/thr.py", line 112, in join
-    e.th.join()
-  File "/usr/local/Cellar/python/3.6.5/Frameworks/Python.framework/Versions/3.6/lib/python3.6/threading.py", line 1056, in join
-    self._wait_for_tstate_lock()
-  File "/usr/local/Cellar/python/3.6.5/Frameworks/Python.framework/Versions/3.6/lib/python3.6/threading.py", line 1072, in _wait_for_tstate_lock
-    elif lock.acquire(block, timeout):
+  File "/Users/kondoh/kon_page/kon_ut/thr_stat/thr.py", line 250, in stop
+    time.sleep( 1 )
 KeyboardInterrupt
 wait ok
 
@@ -1055,7 +1050,7 @@
     test( **dic )
   File "./thr_stat_test.py", line 57, in test
     thr_gc.stop()
-  File "/Users/kondoh/kon_page/kon_ut/thr_stat/thr.py", line 176, in stop
+  File "/Users/kondoh/kon_page/kon_ut/thr_stat/thr.py", line 250, in stop
     time.sleep( 1 )
 KeyboardInterrupt
 wait ok
@@ -1088,9 +1083,9 @@
@@ -1111,9 +1106,9 @@
@@ -1150,9 +1145,9 @@
@@ -1173,9 +1168,9 @@
@@ -1212,9 +1207,9 @@
@@ -1235,9 +1230,9 @@
@@ -1284,11 +1279,11 @@
 sleep 1
 sleep 1
 >stop
+<stop
 sleep 1
 sleep 1
-sleep 1
-<stop
 >stop
+sleep 1
 kill SIGINT
 Traceback (most recent call last):
   File "./thr_stat_test.py", line 121, in <module>
@@ -1297,9 +1292,9 @@
@@ -1346,11 +1341,11 @@
 ev.wait 1
 ev.wait 1
 >stop
-<stop
->stop
 ev.wait 1
 ev.wait 1
 ev.wait 1
+<stop
+>stop
 kill SIGINT
 Traceback (most recent call last):
   File "./thr_stat_test.py", line 121, in <module>
@@ -1359,9 +1354,9 @@
@@ -1408,14 +1403,28 @@
 select 1
 select 1
 >stop
+select 1
+select 1
+select 1
 <stop
 >stop
-<stop
->stop
-<stop
->stop
-<stop
 kill SIGINT
+Traceback (most recent call last):
+  File "./thr_stat_test.py", line 121, in <module>
+    run()
+  File "./thr_stat_test.py", line 99, in run
+    test( **dic )
+  File "./thr_stat_test.py", line 52, in test
+    th.stop()
+  File "/Users/kondoh/kon_page/kon_ut/thr_stat/thr.py", line 190, in stop
+    join( tmout )
+  File "/Users/kondoh/kon_page/kon_ut/thr_stat/thr.py", line 184, in join
+    e.th.join()
+  File "/usr/local/Cellar/python/3.6.5/Frameworks/Python.framework/Versions/3.6/lib/python3.6/threading.py", line 1056, in join
+    self._wait_for_tstate_lock()
+  File "/usr/local/Cellar/python/3.6.5/Frameworks/Python.framework/Versions/3.6/lib/python3.6/threading.py", line 1072, in _wait_for_tstate_lock
+    elif lock.acquire(block, timeout):
+KeyboardInterrupt
 wait ok
 
 s_new=thr.th_new stop=False s_wait=f_wait_select sec=1 gc=False n=4
@@ -1448,9 +1457,9 @@
@@ -1473,9 +1482,9 @@
@@ -1514,9 +1523,9 @@
@@ -1539,9 +1548,9 @@
@@ -1580,9 +1589,9 @@
@@ -1605,9 +1614,9 @@
@@ -1654,8 +1663,16 @@
 
@@ -1666,10 +1683,10 @@
 sleep 1
 >stop
 <stop
+>stop
 sleep 1
 sleep 1
 sleep 1
->stop
 kill SIGINT
 Traceback (most recent call last):
   File "./thr_stat_test.py", line 121, in <module>
@@ -1678,9 +1695,9 @@
@@ -1731,7 +1748,7 @@
     test( **dic )
   File "./thr_stat_test.py", line 57, in test
     thr_gc.stop()
-  File "/Users/kondoh/kon_page/kon_ut/thr_stat/thr.py", line 176, in stop
+  File "/Users/kondoh/kon_page/kon_ut/thr_stat/thr.py", line 250, in stop
     time.sleep( 1 )
 KeyboardInterrupt
 wait ok
@@ -1742,11 +1759,11 @@
 ev.wait 1
 ev.wait 1
 >stop
-<stop
->stop
 ev.wait 1
 ev.wait 1
 ev.wait 1
+<stop
+>stop
 kill SIGINT
 Traceback (most recent call last):
   File "./thr_stat_test.py", line 121, in <module>
@@ -1755,9 +1772,9 @@
@@ -1808,8 +1825,16 @@
 
@@ -1822,10 +1847,8 @@
 <stop
 >stop
 select 1
-<stop
->stop
-<stop
->stop
+select 1
+select 1
 kill SIGINT
 Traceback (most recent call last):
   File "./thr_stat_test.py", line 121, in <module>
@@ -1834,9 +1857,9 @@
@@ -1879,9 +1902,9 @@
@@ -1904,9 +1927,9 @@
@@ -1949,9 +1972,9 @@
@@ -1974,9 +1997,9 @@
@@ -2019,9 +2042,9 @@
@@ -2044,9 +2067,9 @@