MTTR

observability

Mean Time To Recovery (or Repair) — the average time required to restore a system to normal operation after a failure

Pronunciation

Correct

M-T-T-R

/ɛm tiː tiː ɑːr/

Four individual letters, each spelled out. Stands for 'Mean Time To Recovery'. Always an initialism. A key reliability metric alongside MTBF.

Source: sre.google(official spec)