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Site Reliability (Indicators (Relative, Time, Smooth, Amount of users,…
Site Reliability
Indicators
Relative
Time
Smooth
Amount of users
Correctness
Percentage
No Average
Why
Sometimes too much users
bug in updates
Hardware damage
One point failure
Monitoring
See the whole system
Sometimes fix problem by it self
Some times fix by itself
Alarm
warn engineer
show Problem
Black Box
Simulate users
See the answers are correct
Don't know which block
White Box
Check all blocks
Show problem of each block
Complex
Need to see logs
Detect hidden problem
Services
Search
Video
Sell
what
Maintain system
Keep everything work smooth
Fix Problem
How
Multiple Processor
Faster Processor
Cloud
Design
Just enough resources
Many Processors to operate
Depend ont the amount of demand
More than what is needed
Cloud Computing
Borrowing Resources
Tools
Online computing
Capacity Planning
Seperate into different area
More station in certain area
More than needed
Seperate processor into different area