How data flow works with flashboards

Runtime behavior of data flow

 is used to display graphical information from flashboards into a browser. The Mid Tier passes access permission information to the , holds requested Flashboards information in a cache, and translates the information so that the display client can view it.

When a display client requests a Flashboards image, the  checks whether the information is in the  cache and if the cache has not expired. If so, the  renders a flashboard and sends it to the display client.

If the information is not in the cache or the cache has expired, the  requests the information from the , updates the cache, renders a flashboard, and sends it to the display client.

Data flow when retrieving historical or summary data

You can use BMC Remedy Flashboards to retrieve historical data and summary data from . 

The Flashboards server is used to collect historical data. Flashboards are started automatically on UNIX and Windows. To stop the Flashboard server on UNIX or Windows, see Starting-or-stopping-the-Flashboards-server.

To create historical or summary data

1. As determined by the collection interval, the Flashboards server retrieves statistics on the form data from the .
2. The Flashboards server returns statistical data to the  and data is added to the FB:History form.
3. As determined by the collection interval, the Flashboards server retrieves data from the FB:History form through the .
4. The Flashboards server summarizes the historical data.
5. The Flashboards server adds the data to the FB:History Summary form through the .
6. The historical data is presented in the Flashboard.