form.js

+const table = {
+  "interactive": { "max_cpu": 48, "max_hour": 2, "max_gpu": 0 },
+  "express": { "max_cpu": 48, "max_hour": 2, "max_gpu": 0 },
+  "short": { "max_cpu": 48, "max_hour": 12, "max_gpu": 0 },
+  "pascalnodes": { "max_cpu": 28, "max_hour": 12, "max_gpu": 4 },
+  "pascalnodes-medium": { "max_cpu": 28, "max_hour": 48, "max_gpu": 4 },
+  "medium": { "max_cpu": 48, "max_hour": 50, "max_gpu": 0 },
+  "long": { "max_cpu": 48, "max_hour": 150, "max_gpu": 0 },
+  "intel-dcb": { "max_cpu": 24, "max_hour": 150, "max_gpu": 0 },
+  "amd-hdr100": { "max_cpu": 128, "max_hour": 150, "max_gpu": 0 },
+  "largemem": { "max_cpu": 24, "max_hour": 50, "max_gpu": 0 },
+  "largemem-long": { "max_cpu": 24, "max_hour": 150, "max_gpu": 0 },
+  "amperenodes": { "max_cpu": 128, "max_hour": 12, "max_gpu": 2 },
+  "amperenodes-medium": { "max_cpu": 128, "max_hour": 48, "max_gpu": 2 },
+}
+
+const gpu_part_regex = /pascal|ampere/;
+
+function set_max_value(form_id, value) {
+  const form_element = $(form_id);
+  form_element.attr({'max': value});
+  if (form_element.val() > value)
+    form_element.val(value)
+}
+
+function set_partition_change_handler() {
+  let partition_select = $("#batch_connect_session_context_bc_partition");
+  partition_select.change( function(e) {
+    toggle_gpu_visibility(e);
+  });
+}
+
+function toggle_gpu_visibility(event) {
+  const partition = event.target.value;
+  const cpu_selector = '#batch_connect_session_context_bc_num_slots';
+  const gpu_selector = '#batch_connect_session_context_bc_num_gpus';
+  const hour_selector = '#batch_connect_session_context_bc_num_hours';
+
+  toggle_visibilty_of_form_group(gpu_selector, gpu_part_regex.test(partition));
+  set_max_value(cpu_selector, table[partition]["max_cpu"]);
+  set_max_value(gpu_selector, table[partition]["max_gpu"]);
+  set_max_value(hour_selector, table[partition]["max_hour"]);
+}
+
+function toggle_visibilty_of_form_group(form_id, show) {
+  let form_element = $(form_id);
+  let parent = form_element;
+
+  while (
+    (! parent[0].classList.contains('form-group')) &&
+    (! parent.is('html')) // ensure that we don't loop infinitely
+  ) {
+    parent = parent.parent();
+  }
+
+  // If parent is HTML then something has gone wrong and visibility should not be changed
+  if ( parent.is('html') ) {
+    return;
+  }
+
+  if(show) {
+    parent.show();
+  } else {
+    parent.hide();
+  }
+}
+
+toggle_gpu_visibility(
+  // Fake the event
+  { target: document.querySelector('#batch_connect_session_context_bc_partition') }
+);
+set_partition_change_handler();

form.yml.erb

+<%-
+  partitions = OodAppkit.clusters[:SLURM_CLUSTER].custom_config[:partitions]
+-%>
 # Batch Connect app configuration file
 #
 # @note Used to define the submitted cluster, title, description, and
@@ -66,6 +69,7 @@ attributes:
     value: 1
 
   bc_num_slots:
+    widget: "number_field"
     label: Number of CPU
     value: 1
     min: 1
@@ -80,22 +84,21 @@ attributes:
     max: 128
     step: 1
 
+  bc_num_gpus:
+    widget: "number_field"
+    label: Number of GPUs
+    value: 1
+    min: 0
+    max: 4
+    step: 1
+
   bc_partition:
     widget: select
     label: Partition
     options:
-      - [ "express", "express" ]
-      - [ "short", "short" ]
-      - [ "medium", "medium" ]
-      - [ "long", "long" ]
-      - [ "interactive", "interactive" ]
-      - [ "pascalnodes", "pascalnodes" ]
-      - [ "pascalnodes-medium", "pascalnodes-medium" ]
-      - [ "largemem", "largemem" ]
-      - [ "largemem-long", "largemem-long" ]
-      - [ "amd-hdr100", "amd-hdr100" ]
-      - [ "intel-dcb", "intel-dcb" ]
-
+    <%- partitions.each do |p| -%>
+      - [ "<%= p %>", "<%= p %>" ]
+    <%- end -%>
 # All of the attributes that make up the Dashboard form (in respective order),
 # and made available to the submit configuration file and the template ERB
 # files
@@ -111,6 +114,7 @@ form:
   - extra_jupyter_args
   - bc_num_hours
   - bc_partition
+  - bc_num_gpus
   - bc_num_slots
   - bc_num_mems
   - bc_email_on_started

submit.yml.erb

@@ -25,8 +25,8 @@ script:
     - "--partition=<%= bc_partition %>"
     - "--time=<%= bc_num_hours.blank? ? 1 : bc_num_hours.to_i %>:00:00"
     - "--job-name=ood-jupyter"
-<%- if bc_partition.include? "pascalnodes" -%>
-    - "--gres=gpu:1"
+<%- if bc_partition.include? "pascalnodes" or bc_partition.include? "amperenodes" -%>
+    - "--gres=gpu:<%= bc_num_gpus.blank? ? 1 : bc_num_gpus.to_i %>"
 <%- end -%>
 <%- if bc_email_on_started == "1" -%>
     - "--mail-type=BEGIN"

template/after.sh

 # Wait for the Jupyter Notebook server to start
 echo "Waiting for Jupyter Notebook server to open port ${port}..."
 echo "TIMING - Starting wait at: $(date)"
-if wait_until_port_used "${host}:${port}" 60; then
+if wait_until_port_used "${host}:${port}" 600; then
   echo "Discovered Jupyter Notebook server listening on port ${port}!"
   echo "TIMING - Wait ended at: $(date)"
 else