diff --git a/backend/analysis/api.py b/backend/analysis/api.py
index ce4129ea5a67338cba95ac54298a93b72f0c25b3..e9cdc15e5f794f89a371bd8533d3fc35bdfddf5d 100644
--- a/backend/analysis/api.py
+++ b/backend/analysis/api.py
@@ -29,7 +29,8 @@ from analysis.model_schemas import (
     SystemOutSchema,
 )
 
-session_expiry = 2628000
+# session_expiry = 2628000
+session_expiry = 10
 router = Router()
 
 
diff --git a/backend/analysis/management/commands/clear-sessions-history.py b/backend/analysis/management/commands/clear-sessions-history.py
index 8a53fc6aaa9250b3e04c7340453dafbf25b1178f..928615dc21cb2307bbff031b66bb1e5f25d6a3aa 100644
--- a/backend/analysis/management/commands/clear-sessions-history.py
+++ b/backend/analysis/management/commands/clear-sessions-history.py
@@ -30,11 +30,31 @@ class Command(BaseCommand):
             email=options["galaxyemail"],
             galaxy_instance=gi,
         ).first()
-        print(gu)
 
         histories = AnalysisHistory.objects.filter(
             analysis_owner=gu, session__expire_date__lt=datetime.now().astimezone()
         )
         for h in histories:
             print(f"Delete expire history {h.name} expired : {h.session.expire_date}")
-            h.delete()
+
+            try:
+                h.analysis_owner.obj_gi.histories.delete(id_=h.galaxy_id, purge=True)
+            except ConnectionError as e:
+                print(e)
+                raise e
+            else:
+                h.delete()
+
+        # clean orphan galaxy histories
+        histories = gu.obj_gi.gi.histories.get_histories()
+        histories_from_host = [
+            h for h in histories if settings.DF_HOSTNAME in h["tags"]
+        ]
+        for h in histories_from_host:
+            galaxy_id = h["id"]
+            # check if in database.
+            # if not, purge it
+            history = AnalysisHistory.objects.filter(galaxy_id=galaxy_id)
+            if not history.exists():
+                print(f"Delete orphan history {h['name']}.")
+                gu.obj_gi.gi.histories.delete_history(galaxy_id, purge=True)
diff --git a/deploy/charts/djangoninja/templates/deployment.yaml b/deploy/charts/djangoninja/templates/deployment.yaml
index e92f4dda2f4b13c422c0087702dfba7ca0f7c463..7eb4b594be90f95b4d14745949f0fbe111fb2756 100644
--- a/deploy/charts/djangoninja/templates/deployment.yaml
+++ b/deploy/charts/djangoninja/templates/deployment.yaml
@@ -89,8 +89,8 @@ spec:
           resources:
             {{- toYaml .Values.resources | nindent 12 }}
           volumeMounts:
-            - mountPath: /code/public/static
-              name: server-static
+            # - mountPath: /code/public/static
+            #   name: server-static
             - mountPath: /uploaded-files
               name: uploaded-files
       {{- with .Values.nodeSelector }}
@@ -106,9 +106,9 @@ spec:
         {{- toYaml . | nindent 8 }}
       {{- end }}
       volumes:      
-        - name: server-static
-          persistentVolumeClaim:
-            claimName: server-static
+        # - name: server-static
+        #   persistentVolumeClaim:
+        #     claimName: server-static
         - name: uploaded-files
           emptyDir:
             sizeLimit: 5Gi
diff --git a/deploy/templates/pvc-uploaded-files.yaml b/deploy/templates/pvc-uploaded-files.yaml
deleted file mode 100644
index 8319f6699bc2570d56b6e07a7cd248f2dd4e0c99..0000000000000000000000000000000000000000
--- a/deploy/templates/pvc-uploaded-files.yaml
+++ /dev/null
@@ -1,12 +0,0 @@
-apiVersion: v1
-kind: PersistentVolumeClaim
-metadata:
-  name: "uploaded-files"
-spec:
-  accessModes:
-    - ReadWriteOnce
-  resources:
-    requests:
-      storage: 10Gi
-  storageClassName: {{ .Values.uploadedFile.storageClassName }}
-status: {}