I am trying to compare avg_rt for uWSGI workers for the last 15 mins and the last 7 days and then get a percentage out of it. If the difference is more than 50% then I want to trigger an alert. Here is my search host="prod-web-02" source="/var/log/uwsgi/app/uwsgi-metrics.log" earliest=-7d latest=now | stats avg(avg_rt) AS seven_days | append [ search host="prod-web-02" source="/var/log/uwsgi/app/uwsgi-metrics.log" earliest=-15m latest=now | stats avg(avg_rt) AS fifteen_mins ] | eval Result = (( fifteen_mins / seven_days ) * 100 ) | where Result > 50 I am unable to get a Result for whatever number I choose. it is not able to execute this part | eval Result = (( fifteen_mins / seven_days ) * 100 ) | where Result > 50 I am getting values for fifteen_mins and seven_days  seven_days                           fifteen_mins 320588.43640873017     360114.4 ... View more