= doc.FAQ.MyBrokerShutsDownIntermittentlyWhatDoIDo

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*Patch databases and operating systems, as appropriate.  
*Contact database and o/s vendors to see if patches are associated with problems.  
*Ensure Unix kernel tuning parameters match parameters specified by database and o/s documentation.  
*Ensure your machine has adequate memory and processor resources.  
*Ensure [[PortHigh]]  is set in the [Protocol TCP] section of the Multi-Tier Session Rules Book. This is the oplrqb.ini file that resides in the /bin sub-directory of the server components installation.  
*Multi-Tier users perform the following test:  
*login to the machine that contains the [[OpenLink]]  server components.  
*Run oplshut -s on the command-line.  
*Compare the output to the Windows Task Manager or Unix ps -ef.  
*Upgrade server components if oplshut shows fewer processes when compared to the Task Manager or ps.  
*Multi-Tier users experiment with database agent reuse. Users should comparison test the following values:  
*ifsame process, upto 5  
*ifsame application, upto 5  
*ifsame database, upto 5  

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