The size of the temporary file output by Streaming is of the same size as the MIME body contained in a received SOAP Message of MIME Multipart/Related structure. You can calculate the maximum disk usage of the temporary files by using the following formula:

• Maximum disk usage of the temporary file (Web Service):
  

  Maximum disk usage of the temporary files = Maximum size of the MIME body to be received XXX123123xxxXXX Maximum number of MIME bodies to be received XXX123123xxxXXX Number of concurrent executions of the Web Services using Streaming

• Maximum disk usage of the temporary files (Web Service client):
  

  Maximum disk usage of the temporary files = Maximum size of the MIME body to be received XXX123123xxxXXX Maximum number of MIME bodies to be received XXX123123xxxXXX Web Service invocation count