SRE

Question 1

SRE

Answer 1

Site reliability engineering

Question 2

Toil examples

Answer 2

• back up a server by zipping its file system and copying the files elsewhere ( repetitive)
• security patch to every server in production ( automable )
• running a script to report files that have not been accessed recently ( manual)
• checking and noting the amount of free disk on every server in production ( no enduring value )
• rebooting servers in a datacenter when they crash ( tactical )

Question 3

Error budgets :

Answer 3

Increase software quality :
- limit rate of new features in production
- once error budget is exceeded concentrations is on bug fixes
- no more features less bugs more software quality
-futher testing on features

Question 4

Error budgets decrease:

Answer 4

• Limit rate features
• once the error budget is reached no more new features
• delay of new features frustrating
• ( overtime ) decrease in software quality
• fix errors , clear blockage to make new features
• quick and dirty errors software decrease