License block: Vezha capabilitiesWhat showsnginx/httpd realtime monitoring, error rate in Vezha is calculated from live parsing of access.log.The agent sums up 4xx/5xx every minute and calculates web.error_rate_pct from the total flow.Why is this important?This metric quickly detects API degradation, routing errors, and bad request waves.In connection with RPS, it gives a clear signal: a problem in the quality of traffic or in the volume of traffic.An example from practiceOn one of the client circuits, the simultaneous growth of RPS and error rate showed attempts of mass recruitment through web forms.The team promptly introduced protective restrictions and contained the attack before a critical incident occurred.
nginx/httpd realtime monitoring, error rate
Reading Time: < 1 minute