Increase chunk size, reduce chunk count

flux2/apps/monitoring/loki-release.yaml

@@ -8,6 +8,7 @@ spec:
   releaseName: loki
   chart:
     spec:
+      # https://artifacthub.io/packages/helm/grafana/loki
       chart: loki
       version: 2.5.0
       sourceRef:
@@ -16,6 +17,7 @@ spec:
         namespace: flux-system
   interval: 40m
   values:
+    # https://github.com/grafana/helm-charts/blob/main/charts/loki/values.yaml
     resources:
       limits:
         cpu: 800m
@@ -30,7 +32,14 @@ spec:
       size: 10Gi
       annotations: {}
       # existingClaim:
+    # https://github.com/grafana/helm-charts/blob/main/charts/loki/values.yaml#L46
     config:
+      # https://github.com/grafana/helm-charts/blob/main/charts/loki/values.yaml#L48
+      ingester:
+        chunk_idle_period: 30m
+        chunk_block_size: 1048576
+        chunk_retain_period: 15m
+        max_transfer_retries: 10
       # https://github.com/grafana/loki/blob/main/cmd/loki/loki-local-config.yaml
       # https://grafana.com/docs/loki/latest/operations/storage/retention
       schema_config: