--- ./salt/log/setup.py_orig	2020-02-25 01:27:56 +0000
+++ ./salt/log/setup.py	2020-02-25 01:28:21 +0000
@@ -831,14 +831,14 @@
 
 def get_multiprocessing_logging_queue():
     global __MP_LOGGING_QUEUE
-    from salt.utils.platform import is_darwin
+    from salt.utils.platform import is_darwin, is_aix
 
     if __MP_IN_MAINPROCESS is False:
         # We're not in the MainProcess, return! No Queue shall be instantiated
         return __MP_LOGGING_QUEUE
 
     if __MP_LOGGING_QUEUE is None:
-        if is_darwin():
+        if is_darwin() or is_aix():
             __MP_LOGGING_QUEUE = multiprocessing.Queue(32767)
         else:
             __MP_LOGGING_QUEUE = multiprocessing.Queue(100000)