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Understanding Metrics
Understanding Metrics
How to interpret each metric.
+1
13 articles in this collection
Written by
Mark Zeman,
Steve Souders,
Tammy Everts
and 1 other
What do the different SpeedCurve metrics represent?
Glossary of metrics you can track with Synthetic and LUX Real User Monitoring.
Written by
Steve Souders
Updated over a week ago
Lighthouse scores and audits
We've added Google Lighthouse scores to SpeedCurve. Here's why – plus how to see your scores if you're already a SpeedCurve user.
Written by
Tammy Everts
Updated this week
Why are the SpeedCurve results different from my other test results?
Written by
Mark Zeman
Updated over a week ago
Hero rendering times
How we identify the hero rendering times & adding element timing
Written by
Mark Zeman
Updated over a week ago
Blocking JS & CSS
How SpeedCurve detects blocking JavaScript and stylesheets
Written by
Steve Souders
Updated over a week ago
How is Speed Index calculated?
What is the Speed Index score and why does it sometimes not align with your other metrics?
Written by
Tammy Everts
Updated over a week ago
How to remove a single data point from your test averages
If outlier test results are bumping out your averages, here's how to exclude them.
Written by
Tammy Everts
Updated over a week ago
Why don't my charts change when I select median, average, and 95th percentile?
Written by
Joseph Wynn
Updated over a week ago
LUX Query Timeouts
How to avoid having LUX queries time out.
Written by
Steve Souders
Updated over a week ago
Data Protection & GDPR Compliance at SpeedCurve
Written by
Mark Zeman
Updated over a week ago
Why does my fully loaded time fluctuate so much?
Some pages may have very high or fluctuating fully loaded times. Here's why.
Written by
Joseph Wynn
Updated over a week ago
Google PageSpeed Insights
Now deprecated in favour of Lighthouse Performance
Written by
Mark Zeman
Updated over a week ago
Time Labels in Charts
What exactly do the time labels in the charts mean?
Written by
Steve Souders
Updated over a week ago