ICA Advanced Scenarios Practice Question
When inspecting Envoy stats, what does 'upstream_rq_timeout' represent?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
The number of requests that exceeded the timeout to an upstream service.
This metric indicates the number of requests that timed out while waiting for a response from the upstream service.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
The average time of all requests.
Why it's wrong here
That would be a latency metric, not a count of timeouts.
- ✗
The total number of upstream connections.
Why it's wrong here
This would be tracked by different metrics like 'upstream_cx_total'.
- ✓
The number of requests that exceeded the timeout to an upstream service.
Why this is correct
This is the standard Envoy metric for upstream request timeouts.
- ✗
The number of successful requests.
Why it's wrong here
This is tracked by 'upstream_rq_2xx'.
About these practice questions
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JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official CNCF / Linux Foundation exam blueprint
This ICA practice question is part of Courseiva's free CNCF / Linux Foundation certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the ICA exam.