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System Administration > Configuring Teamcenter for performance > Configuring the rich client for startup performance

Setting the PATH and AUX_PATH environment variables for enhanced performance

Cold start performance is improved when the operating system’s PATH environment variable is shortened to its minimum. When this operating system environment variable is used to track a large number of locations, performance declines. The rich client startup script sets the operating system PATH environment variable before opening the client. To reduce the overall size of the environment variable’s value, Teamcenter excludes the existing system PATH value from the final PATH value used for the rich client startup. If your Teamcenter deployment integrates applications with the rich client, and the integrations require that path locations are added to the operating system’s PATH environment variable, add the paths to the AUX_PATH Teamcenter environment variable. For example: Windows systems: Copy set AUX_PATH=C:\new\path;%AUX_PATH% Linux systems (using ksh): Copy export AUX_PATH=/new/path:$AUX_PATH Note Adding too many paths to the AUX_PATH environment variable defeats the purpose of shortening PATH.

Source: https://docs.sw.siemens.com/documentation/external/PL20251212545240207/en-US/tc_help/AWAdmin/fhs4814155880506/rfr1737238552770/yns1737238555868/id1370547.html · retrieved Fri Jul 31 2026 00:00:00 GMT+0000 (Coordinated Universal Time)