HAProxy Alerts
| Alert Type (Metrics/Logs) | Alert Name | Alert Description | Trigger Type (Critical / Warning) | Alert Condition | Recover Condition |
|---|---|---|---|---|---|
|
Logs |
HAProxy - Access from Highly Malicious Sources |
This alert fires when an HAProxy is accessed from highly malicious IP addresses. |
Critical | > 0 | <= 0 |
|
Logs |
HAProxy - High Client (HTTP 4xx) Error Rate |
This alert fires when there are too many HTTP requests (>5%) with a response status of 4xx. |
Critical | > 0 | 0 |
|
Logs |
HAProxy - High Server (HTTP 5xx) Error Rate |
This alert fires when there are too many HTTP requests (>5%) with a response status of 5xx. |
Critical | > 0 | 0 |
|
Logs |
HAProxy - Backend Error |
This alert fires when we detect backend server errors. |
Critical | >0 | <= 0 |
|
Logs |
HAProxy - Backend Server Down |
This alert fires when we detect a backend server for a given HAProxy server is down. |
Critical | >0 | <= 0 |
|
Metrics |
HAProxy - High Active Backend Server Sessions |
when the percent of backend server connections are high. |
Warning | >80 | <= 80 |
|
Metrics |
HAProxy - Frontend Security Blocked Requests |
HAProxy is blocking requests for security reasons |
Warning | >10 | <= 10 |
|
Metrics |
HAProxy - Has No Alive Backends |
HAProxy has no alive active or backup backend servers |
Critical | >0 | <= 0 |
|
Metrics |
HAProxy - Slow Response Time |
the HAProxy response times are greater than one second. |
Critical | >1 | <= 1 |
|
Metrics |
HAProxy - Pending Requests |
HAProxy requests are pending |
Warning | >0 | <= 0 |
|
Metrics |
HAProxy - Retry High |
there is a high retry rate |
Warning | >0 | <= 0 |
|
Metrics |
HAProxy - High Server Connection Errors |
there are too many connection errors to backend servers. |
Warning | >100 | <= 100 |
|
Metrics |
HAProxy - Server Healthcheck Failure |
server healthchecks are failing. |
Warning | >0 | <= 0 |