What is “New Defects”?
The “New Defects” DevOps quality metric tracks the number of new defects reported in a given build. It is typically used to assess if changes are negatively impacting quality. Together with “Open Defects” and “Resolved Defects,” it helps identify how the build quality is trending.
How “New Defects” Ranks vs. Other DevOps Quality Metrics
In new Forrester research on DevOps quality metrics, DevOps leaders ranked “New Defects” as the #10 most valued build quality metric. Of the 31% of DevOps leaders who measured this metric, 51% of them ranked it as one of their most valuable DevOps quality metrics. This metric was not found to be a “DevOps Differentiator” (DevOps experts/leaders measured it significantly more than DevOps laggards did).
Here‘s a quick look at how “New Defects” is positioned vs. other Build Metrics—based on the raw data collected from DevOps experts. “DevOps Differentiators” are highlighted in green.
These findings are expanded upon in the new ebook: Forrester Research on DevOps Quality Metrics that Matter: 75 Common Metrics—Ranked by Industry Experts.