diff --git a/values.template.yaml b/values.template.yaml
index 8f6147811254f45e67eb3be0540848759b6ddeff..a9aae1f8dba592ae064a06fd6a0c988ce68079c2 100644
--- a/values.template.yaml
+++ b/values.template.yaml
@@ -1,22 +1,37 @@
-# https://ucsd-prp.gitlab.io/userdocs/development/jupyterhub/
+# This file can update the JupyterHub Helm chart's default configuration values.
+#
+# For reference see the configuration reference and default values, but make
+# sure to refer to the Helm chart version of interest to you!
+#
+# Introduction to YAML:     https://www.youtube.com/watch?v=cdLNKUoMc6c
+# Chart config reference:   https://zero-to-jupyterhub.readthedocs.io/en/stable/resources/reference.html
+# Chart default values:     https://github.com/jupyterhub/zero-to-jupyterhub-k8s/blob/HEAD/jupyterhub/values.yaml
+# Available chart versions: https://jupyterhub.github.io/helm-chart/
+#
+
 hub:
   config:
     CILogonOAuthenticator:
-      client_id: cilogon:/client_id/76c3f7eb194ad6ef6c22a92ce1b54d89
-      client_secret: t_zrDuJRlJX4LZhUCrk3iPMwG9MKKuveHZMzqINyET3RfidDEvAnkNRHhYC1NiRtShsThwF0cy4vzLNorNw4-Q
-      oauth_callback_url: https://csusb-hub-project.nrp-nautilus.io/hub/oauth_callback
+      client_id: $CILOGON_ID
+      client_secret: $CILOGON_SECRET
+      oauth_callback_url: https://csusb-hpc.nrp-nautilus.io/hub/oauth_callback
       username_claim: "email"
-      allowed_idps: ["csusb.edu"]
     JupyterHub:
       admin_access: true
-      admin_users: ["dvu@csusb.edu", "000065181@csusb.edu", "youngsu.kim@csusb.edu", "006501270@csusb.edu"]
       authenticator_class: cilogon
-      #Restricts access to csusb domains 
-      #allowed_idps command may change its funtionality after update 
-      #https://github.com/jupyterhub/oauthenticator/issues/494
+      admin_users: ["dvu@csusb.edu", "000065181@csusb.edu", "youngsu.kim@csusb.edu", "006501270@csusb.edu"]
+      allowed_users:
+        - 000065181@csusb.edu
+        - 004793408@csusb.edu
+        - 006501322@csusb.edu
+        - 003574622@csusb.edu
+        - 005795019@csusb.edu
+        - 005061741@csusb.edu
+        - 003087200@csusb.edu
+        - 000030081@csusb.edu
+        - dmishin@ucsd.edu
       allowed_idps: ["csusb.edu"]
 
-# initContainers for custom htmls
   initContainers:
     - name: git-clone-templates
       image: alpine/git
@@ -42,28 +57,11 @@ hub:
   extraConfig:
     templates: |
       c.JupyterHub.template_paths = ['/etc/jupyterhub/custom']
-
-# https://github.com/jupyterhub/zero-to-jupyterhub-k8s/issues/1990
-  extraFiles:
-    image_select_idp:
-      mountPath: /usr/local/share/jupyterhub/static/select_idp_cilogon.png
-
-    # Files in /usr/local/etc/jupyterhub/jupyterhub_config.d are
-    # automatically loaded in alphabetical order of the final file
-    # name when JupyterHub starts.
-
-    # for dynamic resource allocation 
-    custom_spawner:
-      mountPath: /usr/local/etc/jupyterhub/jupyterhub_config.d/my_spawner.py
-    # Custom profiles list for the spawner above
-    custom_spawner_profile:
-      mountPath: /etc/jupyterhub/custom/my_spawner.html
-
   service:
     type: ClusterIP
     annotations: {}
     ports:
-      nodePort:
+      nodePort: 
     loadBalancerIP:
   deploymentStrategy:
     type: Recreate
@@ -72,29 +70,29 @@ hub:
     pvc:
       accessModes:
         - ReadWriteOnce
-      storage: 2Gi
+      storage: 5Gi
       storageClassName: rook-ceph-block
   resources:
     limits:
       cpu: "2"
-      memory: 1Gi
+      memory: 4Gi
     requests:
-      cpu: 100m
-      memory: 512Mi
+      cpu: "2"
+      memory: 4Gi
   networkPolicy:
     enabled: false
 proxy:
-  secretToken: "795cb91892686a06560e9532d2b073b4cdbe102e92ea2b25496e3ae76f240c09"
+  secretToken: '$SECRET_TOKEN'
   service:
     type: ClusterIP
   chp:
     resources:
       limits:
         cpu: "2"
-        memory: 1Gi
+        memory: 4Gi
       requests:
-        cpu: 200m
-        memory: 512Mi
+        cpu: "2"
+        memory: 4Gi
 singleuser:
   extraNodeAffinity:
     required:
@@ -102,15 +100,6 @@ singleuser:
         - 'key': 'topology.kubernetes.io/region'
           'operator': 'In'
           'values': ["us-west"]
-        # - 'key': 'nvidia.com/cuda.runtime.major'
-        #   'operator': 'In'
-        #   'values': ["11"]   
-        # - 'key': 'nvidia.com/cuda.runtime.minor'
-        #   'operator': 'In'
-        #   'values': ["4"] 
-        # - 'key': 'kubernetes.io/hostname'
-        #   'operator': 'In' 
-        #   'values': ['fiona8-0.calit2.uci.edu','fiona8-1.calit2.uci.edu','fiona8-2.calit2.uci.edu','fiona8-3.calit2.uci.edu']
   cloudMetadata:
     blockWithIptables: false
   networkPolicy:
@@ -118,53 +107,94 @@ singleuser:
   storage:
     type: dynamic
     extraLabels: {}
-    # extraVolumes: []
-    # extraVolumeMounts: []
-    capacity: 5Gi
+    extraVolumes: []
+    extraVolumeMounts: []
+    capacity: 100Gi
     homeMountPath: /home/jovyan
     dynamic:
       storageClass: rook-ceph-block
       pvcNameTemplate: claim-{username}{servername}
       volumeNameTemplate: volume-{username}{servername}
       storageAccessModes: [ReadWriteOnce]
-    # extraVolumes:
-    #   - name: csusb-hub-project-share
-    #     persistentVolumeClaim:
-    #       claimName: csusb-hub-project-share
-    # extraVolumeMounts:
-    #   - name: csusb-hub-project-share
-    #     mountPath: /home/jovyan/shared        
+    extraVolumes:
+      - name: csusb-hpc-share
+        persistentVolumeClaim:
+          claimName: csusb-hpc-share
+      - name: mkshare-script
+        configMap:
+          name: mkshare-script
+          defaultMode: 0777
+    extraVolumeMounts:
+      - name: csusb-hpc-share
+        mountPath: /home/shared        
+      - name: mkshare-script
+        mountPath: /usr/local/bin/before-notebook.d/mkshare.sh
+        subPath: mkshare.sh  
   image:
     name: localhost:30081/prp/jupyter-stack/prp
     tag: latest
   startTimeout: 600
   cpu:
-    limit: 1
-    guarantee: 1
+    limit: 16
+    guarantee: 16
   memory:
-    limit: 2G
-    guarantee: 2G
+    limit: 128G
+    guarantee: 128G
   extraResource:
     limits: {}
     guarantees: {}
-  cmd: jupyterhub-singleuser
+  cmd: start-notebook.sh    
+#  cmd: jupyterhub-singleuser    
   defaultUrl: "/lab"
-
-  # This list is overriden by extraFile
   profileList:
   - display_name: Stack Minimal
+    default: true    
     kubespawner_override:
       image_spec: localhost:30081/prp/jupyter-stack/minimal
-      # extra_resource_limits:
-      #   nvidia.com/gpu: {}
-    # default: True
-  - display_name: Stack Minimal no GPU
-    kubespawner_override:
-      image_spec: localhost:30081/prp/jupyter-stack/minimal
-      # extra_resource_limits:
-        # nvidia.com/gpu: "1"
-    # default: True
-  
+#   - display_name: Stack Minimal + Desktop GUI + Relion
+#     kubespawner_override:
+#       image_spec: localhost:30081/prp/jupyter-stack/relion-desktop
+#   - display_name: Stack All Spark
+#     kubespawner_override:
+#       image_spec: localhost:30081/prp/jupyter-stack/all-spark
+#       extra_resource_limits:
+#         nvidia.com/gpu: "2"
+#   - display_name: Stack Datascience
+#     kubespawner_override:
+#       image_spec: localhost:30081/prp/jupyter-stack/datascience
+#       extra_resource_limits:
+#         nvidia.com/gpu: "2"
+#   - display_name: Stack Tensorflow [2GPUs]
+#     kubespawner_override:
+#       image_spec: localhost:30081/prp/jupyter-stack/prp
+#       extra_resource_limits:
+#         nvidia.com/gpu: "2"
+#   - display_name: Stack Tensorflow [4GPUs]
+#     kubespawner_override:
+#       image_spec: localhost:30081/prp/jupyter-stack/prp
+#       extra_resource_limits:
+#         nvidia.com/gpu: "4"
+#   - display_name: Stack R-Studio [4.1.2]
+#     kubespawner_override:
+#       image_spec: gitlab-registry.nrp-nautilus.io/youngsu_kim/csusb-jupyter-stack/stack-rstudio:sr-r1
+#   - display_name: Stack R-Studio
+#     kubespawner_override:
+#       image_spec: localhost:30081/prp/jupyter-stack/r-studio
+# #      extra_resource_limits:
+# #        nvidia.com/gpu: "1"
+#   - display_name: Stack Pyspark [2GPUs]
+#     kubespawner_override:
+#       image_spec: localhost:30081/prp/jupyter-stack/pyspark
+#       extra_resource_limits:
+#         nvidia.com/gpu: "2"
+#   - display_name: Stack Pyspark [4GPUs]
+#     kubespawner_override:
+#       image_spec: localhost:30081/prp/jupyter-stack/pyspark
+#       extra_resource_limits:
+#         nvidia.com/gpu: "4"
+#   - display_name: Stack SageMath
+#     kubespawner_override:
+#       image_spec: gitlab-registry.nrp-nautilus.io/youngsu_kim/csusb-jupyter-stack/stack-sagemath:b353d66b
 scheduling:
   userScheduler:
     enabled: false
@@ -179,14 +209,14 @@ ingress:
   enabled: true
   annotations:
     kubernetes.io/ingress.class: haproxy
-  hosts: ["csusb-hub-project.nrp-nautilus.io"]
+  hosts: ["csusb-hpc.nrp-nautilus.io"]
   pathSuffix: ''
   tls:
     - hosts:
-      - csusb-hub-project.nrp-nautilus.io
+      - csusb-hpc.nrp-nautilus.io
 
 cull:
-  enabled: true
+  enabled: false
   users: false
   removeNamedServers: false
   timeout: 3600