To dynamically tune IMS message queue performance, preform the following steps in 
               		ESCWA: 
               	 
            
            	 
             
               		
               - In the menu bar, click 
                  		  Native. 
                  		
               
- In the navigation tab, expand 
                  		  Directory Servers, and then select your 
                  		  enterprise server region.
                  		  
                  Ensure that you have set the ES_TMC_AGGREGATE environment variable. See 
                     			 To enable dynamic IMS message queue performance tuning for more information. 
                     		  
                   
- Click 
                  		  , and then click 
                  		  Start.
                  		
               
- Click 
                  		  .
                  		  
                  This opens the 
                     			 IMS Control page.
                     		  
                   
- Click the 
                  		  TM tab. This will display the 
                  		  System Overview and Control group.
                  		
               
- In the 
                  		  System Overview and Control group, modify any of the following as required: 
                  		  
                   
                     			 
                     - Transaction Threshold 
                        			 
                     
- Enable Q Flush Aggregate 
                        			 
                     
- Q Flush Time 
                        			 
                     
- Disable Dynamic Flushing
                        			 
                     
- Keypoint Frequency 
                        			 
                     
 See 
                     			 IMS Control for more information. 
                     		  
                   
- When you have completed your modifications, click 
                  		  Apply. 
                  		  
                  Changes take effect immediately.