WSTATS configuration parameter

Use the WSTATS configuration parameter to specify whether the onstat -g wst command displays wait statistics for threads within the system.

Attention: You should expect a small performance impact due to the cost of gathering statistical information. Enabling the WSTATS configuration parameter for production systems is not recommended.
onconfig.std value
WSTATS 0
range of values
0 = Disable wait statistics

1 = Enable wait statistics

takes effect
After you edit your onconfig file and restart the database server.
When you reset the value dynamically in your onconfig file by running the onmode -wf command.
When you reset the value in memory by running the onmode -wm command.