diff --git a/helm-charts/chatqna/templates/deployment.yaml b/helm-charts/chatqna/templates/deployment.yaml
index a3c78ca8..caac42a1 100644
--- a/helm-charts/chatqna/templates/deployment.yaml
+++ b/helm-charts/chatqna/templates/deployment.yaml
@@ -84,3 +84,12 @@ spec:
       tolerations:
         {{- toYaml . | nindent 8 }}
       {{- end }}
+      {{- if .Values.evenly_distributed }}
+      topologySpreadConstraints:
+        - maxSkew: 1
+          topologyKey: kubernetes.io/hostname
+          whenUnsatisfiable: ScheduleAnyway
+          labelSelector:
+            matchLabels:
+              {{- include "chatqna.selectorLabels" . | nindent 14 }}
+      {{- end }}
diff --git a/helm-charts/codegen/templates/deployment.yaml b/helm-charts/codegen/templates/deployment.yaml
index 65a084c5..62c35e66 100644
--- a/helm-charts/codegen/templates/deployment.yaml
+++ b/helm-charts/codegen/templates/deployment.yaml
@@ -78,3 +78,12 @@ spec:
       tolerations:
         {{- toYaml . | nindent 8 }}
       {{- end }}
+      {{- if .Values.evenly_distributed }}
+      topologySpreadConstraints:
+        - maxSkew: 1
+          topologyKey: kubernetes.io/hostname
+          whenUnsatisfiable: ScheduleAnyway
+          labelSelector:
+            matchLabels:
+              {{- include "codegen.selectorLabels" . | nindent 14 }}
+      {{- end }}
diff --git a/helm-charts/codetrans/templates/deployment.yaml b/helm-charts/codetrans/templates/deployment.yaml
index 1eae19ea..14fc8253 100644
--- a/helm-charts/codetrans/templates/deployment.yaml
+++ b/helm-charts/codetrans/templates/deployment.yaml
@@ -66,3 +66,12 @@ spec:
       tolerations:
         {{- toYaml . | nindent 8 }}
       {{- end }}
+      {{- if .Values.evenly_distributed }}
+      topologySpreadConstraints:
+        - maxSkew: 1
+          topologyKey: kubernetes.io/hostname
+          whenUnsatisfiable: ScheduleAnyway
+          labelSelector:
+            matchLabels:
+              {{- include "codetrans.selectorLabels" . | nindent 14 }}
+      {{- end }}
diff --git a/helm-charts/common/asr/templates/deployment.yaml b/helm-charts/common/asr/templates/deployment.yaml
index 529c342c..949ea3c0 100644
--- a/helm-charts/common/asr/templates/deployment.yaml
+++ b/helm-charts/common/asr/templates/deployment.yaml
@@ -77,3 +77,12 @@ spec:
       tolerations:
         {{- toYaml . | nindent 8 }}
       {{- end }}
+      {{- if .Values.evenly_distributed }}
+      topologySpreadConstraints:
+        - maxSkew: 1
+          topologyKey: kubernetes.io/hostname
+          whenUnsatisfiable: ScheduleAnyway
+          labelSelector:
+            matchLabels:
+              {{- include "asr.selectorLabels" . | nindent 14 }}
+      {{- end }}
diff --git a/helm-charts/common/chatqna-ui/templates/deployment.yaml b/helm-charts/common/chatqna-ui/templates/deployment.yaml
index f201a58b..3cc55641 100644
--- a/helm-charts/common/chatqna-ui/templates/deployment.yaml
+++ b/helm-charts/common/chatqna-ui/templates/deployment.yaml
@@ -65,3 +65,12 @@ spec:
       tolerations:
         {{- toYaml . | nindent 8 }}
       {{- end }}
+      {{- if .Values.evenly_distributed }}
+      topologySpreadConstraints:
+        - maxSkew: 1
+          topologyKey: kubernetes.io/hostname
+          whenUnsatisfiable: ScheduleAnyway
+          labelSelector:
+            matchLabels:
+              {{- include "chatqna-ui.selectorLabels" . | nindent 14 }}
+      {{- end }}
diff --git a/helm-charts/common/data-prep/templates/deployment.yaml b/helm-charts/common/data-prep/templates/deployment.yaml
index 607330a4..39099732 100644
--- a/helm-charts/common/data-prep/templates/deployment.yaml
+++ b/helm-charts/common/data-prep/templates/deployment.yaml
@@ -77,3 +77,12 @@ spec:
       tolerations:
         {{- toYaml . | nindent 8 }}
       {{- end }}
+      {{- if .Values.evenly_distributed }}
+      topologySpreadConstraints:
+        - maxSkew: 1
+          topologyKey: kubernetes.io/hostname
+          whenUnsatisfiable: ScheduleAnyway
+          labelSelector:
+            matchLabels:
+              {{- include "data-prep.selectorLabels" . | nindent 14 }}
+      {{- end }}
diff --git a/helm-charts/common/embedding-usvc/templates/deployment.yaml b/helm-charts/common/embedding-usvc/templates/deployment.yaml
index 26f5a76f..2fff1e6d 100644
--- a/helm-charts/common/embedding-usvc/templates/deployment.yaml
+++ b/helm-charts/common/embedding-usvc/templates/deployment.yaml
@@ -77,3 +77,12 @@ spec:
       tolerations:
         {{- toYaml . | nindent 8 }}
       {{- end }}
+      {{- if .Values.evenly_distributed }}
+      topologySpreadConstraints:
+        - maxSkew: 1
+          topologyKey: kubernetes.io/hostname
+          whenUnsatisfiable: ScheduleAnyway
+          labelSelector:
+            matchLabels:
+              {{- include "embedding-usvc.selectorLabels" . | nindent 14 }}
+      {{- end }}
diff --git a/helm-charts/common/guardrails-usvc/templates/deployment.yaml b/helm-charts/common/guardrails-usvc/templates/deployment.yaml
index 209dcf9c..bb6d396e 100644
--- a/helm-charts/common/guardrails-usvc/templates/deployment.yaml
+++ b/helm-charts/common/guardrails-usvc/templates/deployment.yaml
@@ -77,3 +77,12 @@ spec:
       tolerations:
         {{- toYaml . | nindent 8 }}
       {{- end }}
+      {{- if .Values.evenly_distributed }}
+      topologySpreadConstraints:
+        - maxSkew: 1
+          topologyKey: kubernetes.io/hostname
+          whenUnsatisfiable: ScheduleAnyway
+          labelSelector:
+            matchLabels:
+              {{- include "guardrails-usvc.selectorLabels" . | nindent 14 }}
+      {{- end }}
diff --git a/helm-charts/common/llm-uservice/templates/deployment.yaml b/helm-charts/common/llm-uservice/templates/deployment.yaml
index c1dea43e..716886a1 100644
--- a/helm-charts/common/llm-uservice/templates/deployment.yaml
+++ b/helm-charts/common/llm-uservice/templates/deployment.yaml
@@ -77,3 +77,12 @@ spec:
       tolerations:
         {{- toYaml . | nindent 8 }}
       {{- end }}
+      {{- if .Values.evenly_distributed }}
+      topologySpreadConstraints:
+        - maxSkew: 1
+          topologyKey: kubernetes.io/hostname
+          whenUnsatisfiable: ScheduleAnyway
+          labelSelector:
+            matchLabels:
+              {{- include "llm-uservice.selectorLabels" . | nindent 14 }}
+      {{- end }}
diff --git a/helm-charts/common/redis-vector-db/templates/deployment.yaml b/helm-charts/common/redis-vector-db/templates/deployment.yaml
index 575755c8..1dd12f10 100644
--- a/helm-charts/common/redis-vector-db/templates/deployment.yaml
+++ b/helm-charts/common/redis-vector-db/templates/deployment.yaml
@@ -74,3 +74,12 @@ spec:
       tolerations:
         {{- toYaml . | nindent 8 }}
       {{- end }}
+      {{- if .Values.evenly_distributed }}
+      topologySpreadConstraints:
+        - maxSkew: 1
+          topologyKey: kubernetes.io/hostname
+          whenUnsatisfiable: ScheduleAnyway
+          labelSelector:
+            matchLabels:
+              {{- include "redis-vector-db.selectorLabels" . | nindent 14 }}
+      {{- end }}
diff --git a/helm-charts/common/reranking-usvc/templates/deployment.yaml b/helm-charts/common/reranking-usvc/templates/deployment.yaml
index 9fc05bc0..31902655 100644
--- a/helm-charts/common/reranking-usvc/templates/deployment.yaml
+++ b/helm-charts/common/reranking-usvc/templates/deployment.yaml
@@ -77,3 +77,12 @@ spec:
       tolerations:
         {{- toYaml . | nindent 8 }}
       {{- end }}
+      {{- if .Values.evenly_distributed }}
+      topologySpreadConstraints:
+        - maxSkew: 1
+          topologyKey: kubernetes.io/hostname
+          whenUnsatisfiable: ScheduleAnyway
+          labelSelector:
+            matchLabels:
+              {{- include "reranking-usvc.selectorLabels" . | nindent 14 }}
+      {{- end }}
diff --git a/helm-charts/common/retriever-usvc/templates/deployment.yaml b/helm-charts/common/retriever-usvc/templates/deployment.yaml
index ef31dbf0..e4f2483b 100644
--- a/helm-charts/common/retriever-usvc/templates/deployment.yaml
+++ b/helm-charts/common/retriever-usvc/templates/deployment.yaml
@@ -77,3 +77,12 @@ spec:
       tolerations:
         {{- toYaml . | nindent 8 }}
       {{- end }}
+      {{- if .Values.evenly_distributed }}
+      topologySpreadConstraints:
+        - maxSkew: 1
+          topologyKey: kubernetes.io/hostname
+          whenUnsatisfiable: ScheduleAnyway
+          labelSelector:
+            matchLabels:
+              {{- include "retriever-usvc.selectorLabels" . | nindent 14 }}
+      {{- end }}
diff --git a/helm-charts/common/speecht5/templates/deployment.yaml b/helm-charts/common/speecht5/templates/deployment.yaml
index dd718728..061c34fd 100644
--- a/helm-charts/common/speecht5/templates/deployment.yaml
+++ b/helm-charts/common/speecht5/templates/deployment.yaml
@@ -94,3 +94,12 @@ spec:
       tolerations:
         {{- toYaml . | nindent 8 }}
       {{- end }}
+      {{- if .Values.evenly_distributed }}
+      topologySpreadConstraints:
+        - maxSkew: 1
+          topologyKey: kubernetes.io/hostname
+          whenUnsatisfiable: ScheduleAnyway
+          labelSelector:
+            matchLabels:
+              {{- include "speecht5.selectorLabels" . | nindent 14 }}
+      {{- end }}
diff --git a/helm-charts/common/tei/templates/deployment.yaml b/helm-charts/common/tei/templates/deployment.yaml
index fe56355f..798f979f 100644
--- a/helm-charts/common/tei/templates/deployment.yaml
+++ b/helm-charts/common/tei/templates/deployment.yaml
@@ -109,3 +109,12 @@ spec:
       # extra time to finish processing buffered requests before HPA forcibly terminates pod
       terminationGracePeriodSeconds: 60
       {{- end }}
+      {{- if .Values.evenly_distributed }}
+      topologySpreadConstraints:
+        - maxSkew: 1
+          topologyKey: kubernetes.io/hostname
+          whenUnsatisfiable: ScheduleAnyway
+          labelSelector:
+            matchLabels:
+              {{- include "tei.selectorLabels" . | nindent 14 }}
+      {{- end }}
diff --git a/helm-charts/common/teirerank/templates/deployment.yaml b/helm-charts/common/teirerank/templates/deployment.yaml
index 45d2cc95..28f2099d 100644
--- a/helm-charts/common/teirerank/templates/deployment.yaml
+++ b/helm-charts/common/teirerank/templates/deployment.yaml
@@ -109,3 +109,12 @@ spec:
       # extra time to finish processing buffered requests before HPA forcibly terminates pod
       terminationGracePeriodSeconds: 60
       {{- end }}
+      {{- if .Values.evenly_distributed }}
+      topologySpreadConstraints:
+        - maxSkew: 1
+          topologyKey: kubernetes.io/hostname
+          whenUnsatisfiable: ScheduleAnyway
+          labelSelector:
+            matchLabels:
+              {{- include "teirerank.selectorLabels" . | nindent 14 }}
+      {{- end }}
diff --git a/helm-charts/common/tgi/templates/deployment.yaml b/helm-charts/common/tgi/templates/deployment.yaml
index a40fd749..bafd0ac3 100644
--- a/helm-charts/common/tgi/templates/deployment.yaml
+++ b/helm-charts/common/tgi/templates/deployment.yaml
@@ -113,3 +113,12 @@ spec:
       # extra time to finish processing buffered requests before HPA forcibly terminates pod
       terminationGracePeriodSeconds: 120
       {{- end }}
+      {{- if .Values.evenly_distributed }}
+      topologySpreadConstraints:
+        - maxSkew: 1
+          topologyKey: kubernetes.io/hostname
+          whenUnsatisfiable: ScheduleAnyway
+          labelSelector:
+            matchLabels:
+              {{- include "tgi.selectorLabels" . | nindent 14 }}
+      {{- end }}
diff --git a/helm-charts/common/tts/templates/deployment.yaml b/helm-charts/common/tts/templates/deployment.yaml
index ca7f9b36..43f79a5f 100644
--- a/helm-charts/common/tts/templates/deployment.yaml
+++ b/helm-charts/common/tts/templates/deployment.yaml
@@ -77,3 +77,12 @@ spec:
       tolerations:
         {{- toYaml . | nindent 8 }}
       {{- end }}
+      {{- if .Values.evenly_distributed }}
+      topologySpreadConstraints:
+        - maxSkew: 1
+          topologyKey: kubernetes.io/hostname
+          whenUnsatisfiable: ScheduleAnyway
+          labelSelector:
+            matchLabels:
+              {{- include "tts.selectorLabels" . | nindent 14 }}
+      {{- end }}
diff --git a/helm-charts/common/vllm/templates/deployment.yaml b/helm-charts/common/vllm/templates/deployment.yaml
index 133cc0df..14c65f76 100644
--- a/helm-charts/common/vllm/templates/deployment.yaml
+++ b/helm-charts/common/vllm/templates/deployment.yaml
@@ -114,3 +114,12 @@ spec:
       tolerations:
         {{- toYaml . | nindent 8 }}
       {{- end }}
+      {{- if .Values.evenly_distributed }}
+      topologySpreadConstraints:
+        - maxSkew: 1
+          topologyKey: kubernetes.io/hostname
+          whenUnsatisfiable: ScheduleAnyway
+          labelSelector:
+            matchLabels:
+              {{- include "vllm.selectorLabels" . | nindent 14 }}
+      {{- end }}
diff --git a/helm-charts/common/web-retriever/templates/deployment.yaml b/helm-charts/common/web-retriever/templates/deployment.yaml
index cfb3e696..cbec7a5a 100644
--- a/helm-charts/common/web-retriever/templates/deployment.yaml
+++ b/helm-charts/common/web-retriever/templates/deployment.yaml
@@ -77,3 +77,12 @@ spec:
       tolerations:
         {{- toYaml . | nindent 8 }}
       {{- end }}
+      {{- if .Values.evenly_distributed }}
+      topologySpreadConstraints:
+        - maxSkew: 1
+          topologyKey: kubernetes.io/hostname
+          whenUnsatisfiable: ScheduleAnyway
+          labelSelector:
+            matchLabels:
+              {{- include "web-retriever.selectorLabels" . | nindent 14 }}
+      {{- end }}
diff --git a/helm-charts/common/whisper/templates/deployment.yaml b/helm-charts/common/whisper/templates/deployment.yaml
index 1e1860ac..8a9b4a3c 100644
--- a/helm-charts/common/whisper/templates/deployment.yaml
+++ b/helm-charts/common/whisper/templates/deployment.yaml
@@ -94,3 +94,12 @@ spec:
       tolerations:
         {{- toYaml . | nindent 8 }}
       {{- end }}
+      {{- if .Values.evenly_distributed }}
+      topologySpreadConstraints:
+        - maxSkew: 1
+          topologyKey: kubernetes.io/hostname
+          whenUnsatisfiable: ScheduleAnyway
+          labelSelector:
+            matchLabels:
+              {{- include "whisper.selectorLabels" . | nindent 14 }}
+      {{- end }}
diff --git a/helm-charts/docsum/templates/deployment.yaml b/helm-charts/docsum/templates/deployment.yaml
index 950b67a8..a14cd7d9 100644
--- a/helm-charts/docsum/templates/deployment.yaml
+++ b/helm-charts/docsum/templates/deployment.yaml
@@ -66,3 +66,12 @@ spec:
       tolerations:
         {{- toYaml . | nindent 8 }}
       {{- end }}
+      {{- if .Values.evenly_distributed }}
+      topologySpreadConstraints:
+        - maxSkew: 1
+          topologyKey: kubernetes.io/hostname
+          whenUnsatisfiable: ScheduleAnyway
+          labelSelector:
+            matchLabels:
+              {{- include "docsum.selectorLabels" . | nindent 14 }}
+      {{- end }}