From a3c0153dcce11a2f47f4ba877480b29bbdb9d1fa Mon Sep 17 00:00:00 2001
From: samidbb <samdi@dfds.com>
Date: Tue, 15 Sep 2026 19:45:07 +0200
Subject: [PATCH 1/2] remove filename as a unique label from grafana logs

---
 apps/grafana/release.yaml | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/apps/grafana/release.yaml b/apps/grafana/release.yaml
index 6eb61b23..85572486 100644
--- a/apps/grafana/release.yaml
+++ b/apps/grafana/release.yaml
@@ -82,6 +82,15 @@ spec:
         }
 
         loki.process "worker_nodes_logs" {
+          // Move filename into the log payload and remove it as a label to reduce stream cardinality.
+          stage.pack {
+            labels = ["filename"]
+          }
+
+          stage.label_drop {
+            values = ["filename"]
+          }
+
           forward_to = [
             loki.process.logs_service.receiver,
           ]

From 06e5fa4870a2da2e7a6527d08acfe6dd600e672b Mon Sep 17 00:00:00 2001
From: samidbb <samdi@dfds.com>
Date: Wed, 16 Sep 2026 07:54:27 +0200
Subject: [PATCH 2/2] drop unit and filename as unique labels in grafana log
 messages

---
 apps/grafana/release.yaml | 23 ++++++++++++++++++++---
 1 file changed, 20 insertions(+), 3 deletions(-)

diff --git a/apps/grafana/release.yaml b/apps/grafana/release.yaml
index 85572486..1a7dd942 100644
--- a/apps/grafana/release.yaml
+++ b/apps/grafana/release.yaml
@@ -65,6 +65,19 @@ spec:
       journal:
         enabled: true
         units: []
+        extraLogProcessingStages: |-
+          stage.template {
+            source = "message"
+            template = "{{ if .unit }}unit={{ .unit }} {{ end }}{{ .Entry }}"
+          }
+
+          stage.output {
+            source = "message"
+          }
+
+          stage.label_drop {
+            values = ["unit"]
+          }
       extraConfig: |
         local.file_match "worker_nodes_logs" {
           path_targets = [{
@@ -82,9 +95,13 @@ spec:
         }
 
         loki.process "worker_nodes_logs" {
-          // Move filename into the log payload and remove it as a label to reduce stream cardinality.
-          stage.pack {
-            labels = ["filename"]
+          stage.template {
+            source = "message"
+            template = "{{ if .filename }}filename={{ .filename }} {{ end }}{{ .Entry }}"
+          }
+
+          stage.output {
+            source = "message"
           }
 
           stage.label_drop {