Explanation:
Option A is not recommended because it delays monitoring setup. Option B is inadequate as it may overlook critical system behaviors. Option C is correct because aligning SLIs with user expectations ensures relevant monitoring. Option D is problematic due to the difficulty in managing and focusing on too many indicators. Reference: Google SRE Book on Service Level Objectives.
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When designing a new user-facing application, what is Google's SRE recommended best practice for selecting Service Level Indicators (SLIs)?
A
Allow users to provide feedback on issues before selecting SLIs.
B
Select very few SLIs to minimize complexity.
C
Understand user expectations and choose SLIs that measure those aspects.
D
Include as many SLIs as possible to cover every system aspect.