2391575 - SHUTDOWN WITH NOWAIT hangs with repeating alarm messages - SAP ASE

• A "shutdown with nowait" hangs intermittently.
• There are no user processes
• There are multiple threaded mode engines.
• One engine is online with status ENG_ONLINE all other engines are offline. 
• An ASE log snippet shows an alarm message every 10 mins if ASE is not killed. 
• No indication from the log that ASE is trying to cleanup the Blocking call queue and do a license check-in.
• The error log contains a message sequence similar to the following:
   
  03:02:01.23 server  Shutdown started by user 'sa'. SQL text: shutdown with nowait
  03:02:01.23 server  Shutdown with nowait detected - ASE process level execution bindings will be cleared on startup.
  03:02:01.23 server  ASE shutdown by request.
  03:02:01.23 kernel  ueshutdown: exiting
  03:02:01.23 kernel  Main thread performing final shutdown.
  03:02:01.24 kernel  Unable to insert task into scheduler as the scheduler has already shutdown.
  03:02:17.01 kernel  Unable to insert task into scheduler as the scheduler has already shutdown.
  <message snippet>
  03:03:04.17 kernel  Warning: The internal timer is not progressing. If this message is generated multiple times, report to SAP Technical Support and restart the server (alarminterval=-627).
  03:13:26.57 kernel  Warning: The internal timer is not progressing. If this message is generated multiple times, report to SAP Technical Support and restart the server (alarminterval=-6627).
  03:23:26.57 kernel  Warning: The internal timer is not progressing. If this message is generated multiple times, report to SAP Technical Support and restart the server (alarminterval=-12627).
  03:33:26.58 kernel  Warning: The internal timer is not progressing. If this message is generated multiple times, report to SAP Technical Support and restart the server (alarminterval=-18627).
  03:43:26.58 kernel  Warning: The internal timer is not progressing. If this message is generated multiple times, report to SAP Technical Support and restart the server (alarminterval=-24627).

• SAP Adaptive Server Enterprise (ASE) 15.7
• SAP Adaptive Server Enterprise (ASE) 16.0

CR803540, CR#803540, 803540 , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Bug Filed