title: How to get total request within a time range as single scalar value in prometheus?
body: <p>I want to get total number of request in a time interval as scalar values. </p>
  
  <p>I have tried various solution but all give me back a time series vector. I want a single value. Does any one know how to do that.</p>
  
  <p>I have tried. sum(increase(http_request_duration_ms_count[1m]))) or <a href="https://stackoverflow.com/questions/47138461/get-total-requests-in-a-period-of-time">here</a></p>