Purpose
Time Spent On Bug Fixing shows the percentage of time spent on fixing the bugs over a total time spent on a projecthow much time in % of all logged time a team spends on defects fixing.
How metric helps
Time Spent On Bug Fixing helps to monitor the effort is and optimize efforts spent on fixing defects vs. a total efforts reported on a project. Suggested acceptable indicator value is <20%. . It is suggested to spend < 20 % of all time on fixing defects.
How metric works
Chart overview
Chart shows Time Spent On Bug Fixing in percentage. 
a percentage of time spent on fixing defects - number in the center. Target value is is above the chart.
By click on a chart a pop up appears with the following information got from the task tracking system:
...
Time Spent On Bug Fixing = (time logged into bugs for last 90 days defects / time logged into all issues for last 90 daysall logged time) *100.
RAG thresholds: Red - metric value > 20; Green - metric value = < 20.
| Info | ||
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1 Calculation considers created items within the last 90 days. 2 Defect is an item of a type set in Project Configuration > Data Sources > Task Tracking System> Quality Management > Issue/Work Item type used for defects tracking. 3 "Include sub items into metrics calculation" setting affects this metric. |
Data Source
Data for the metric can be collected from a task tracking system (Jira, TFS, Rally, etc.).