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COV ITRM Glossary

T

Total Blocking Time (TBT)

Definition

(Context: General)


Measures the total amount of time that a page is blocked from responding to user input, such as mouse clicks, screen taps, or keyboard presses. The sum is calculated by adding the blocking portion of all long tasks between First Contentful Paint and Time to Interactive.


Reference:

EA-Solutions-Web-Systems-Standard.pdf

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