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Alert Thresholds
This page documents all configurable thresholds used by Prometheus alerts in the Yellowbrick platform. These values control when an alert is triggered based on the current system state.
Note These values take precedence over any appliance-level GUCs with the same name. For cloud deployments, only the Prometheus threshold is evaluated.
Threshold List
| Threshold Name | Description | Used In Alert(s) | Default Value |
|---|---|---|---|
max_user_connections | Maximum allowed user connections before raising session load alerts. | High Database Connections | 2000 |
yrs_data_files_count_critical_threshold | Yellowbrick row store: critical threshold for data file count. | High Yellowbrick Row Store (YRS) Data Files Count | -1 (disabled) |
yrs_data_files_count_major_threshold | Yellowbrick row store: major threshold for data file count. | High Yellowbrick Row Store (YRS) Data Files Count | -1 (disabled) |
yrs_data_files_count_minor_threshold | Yellowbrick row store: minor threshold for data file count. | High Yellowbrick Row Store (YRS) Data Files Count | -1 (disabled) |
yrs_commit_records_count_critical_threshold | Yellowbrick row store: critical threshold for commit record count. | High Yellowbrick Row Store (YRS) Commit Records Count | -1 (disabled) |
yrs_commit_records_count_major_threshold | Yellowbrick row store: major threshold for commit record count. | High Yellowbrick Row Store (YRS) Commit Records Count | -1 (disabled) |
yrs_commit_records_count_minor_threshold | Yellowbrick row store: minor threshold for commit record count. | High Yellowbrick Row Store (YRS) Commit Records Count | -1 (disabled) |
yrs_delete_records_count_critical_threshold | Yellowbrick row store: critical threshold for delete record count. | High Yellowbrick Row Store (YRS) Delete Records Count | -1 (disabled) |
yrs_delete_records_count_major_threshold | Yellowbrick row store: major threshold for delete record count. | High Yellowbrick Row Store (YRS) Delete Records Count | -1 (disabled) |
yrs_delete_records_count_minor_threshold | Yellowbrick row store: minor threshold for delete record count. | High Yellowbrick Row Store (YRS) Delete Records Count | -1 (disabled) |
yrs_unused_files_count_critical_threshold | Yellowbrick row store: critical threshold for unused file count. | High Yellowbrick Row Store (YRS) Unused Files Count | -1 (disabled) |
yrs_unused_files_count_major_threshold | Yellowbrick row store: major threshold for unused file count. | High Yellowbrick Row Store (YRS) Unused Files Count | -1 (disabled) |
yrs_unused_files_count_minor_threshold | Yellowbrick row store: minor threshold for unused file count. | High Yellowbrick Row Store (YRS) Unused Files Count | -1 (disabled) |
old_chain_threshold_days | Maximum age of a backup chain in days before triggering an alert. Rounded to the closest matching bucket (e.g., 1, 5, 10, 15, 20, 25, 30, 60). | Backup Chain Age | 30 |
ssl_cert_expiry_threshold_days | Number of days left before expiration before raising SSL certificate expiration alert. | SSL Certificate Expiry | 30 |
How to Modify Thresholds
Please contact Yellowbrick Technical Support team if you need to update any of these default values.