LogQL
Source: Log Queries | Grafana Loki LogQL Documentation
# Check logs with type error in pod{ kubernetes_pod_name = "prod-connect-cluster-0" }| json| level = "error"
# Log lines that contain an error{container="frontend"} |= "error"
# Filter on dates{ kubernetes_pod_name = "prod-connect-cluster-0" } | json | level = "error"