Viewing the Storm Application Commissioning Result

Procedure

1. Access the Storm web page by referring to section "Accessing the UI of the Open Source Component" in the MapReduce Service User Guide.
2. On the Storm UI, click the word-count application to view the application running status, as shown in Figure 1.
   Figure 1 Storm application execution page
   

   In Topology stats, the total volume of data transferred between operators in different time periods is displayed.

   In Spouts, the total number of messages sent by the spout operator from the moment the operator is started till now is displayed. In Bolts, the total number of messages sent by the Count operator and the split operator is displayed. See Figure 2.

   Figure 2 Total volume of data sent by the Storm application operators