Expand the Configuration node to select the HTTP Service node.
Click the Request Processing tab.
Define the Request Process settings as follows:
Thread Count: Enter a numeric value to specify the maximum number of request processing threads. The default is 128.
Initial Thread Count: Enter the number of request processing threads that will be available when the server starts.
Thread Increment: Enter the number of request processing threads to be added when the number of requests exceeds the initial thread count. The default is 10.
Request Timeout: Enter the number of seconds after which requests will time out. The default is 30 seconds.
Buffer Length: Enter the size (in bytes) of the buffer used by the request processing threads to read the request data. The default is 4096 bytes.
Click Save to save the changes, or Load Defaults to return to the default settings.