code: @RequirePOST
      public synchronized void doConfigExecutorsSubmit( StaplerRequest req, StaplerResponse rsp ) throws IOException, ServletException, FormException {
          checkPermission(ADMINISTER);
  
          BulkChange bc = new BulkChange(this);
          try {
              JSONObject json = req.getSubmittedForm();
  
              ExtensionList.lookupSingleton(MasterBuildConfiguration.class).configure(req,json);
  
              getNodeProperties().rebuild(req, json.optJSONObject("nodeProperties"), NodeProperty.all());
          } finally {
              bc.commit();
          }
  
          updateComputerList();
  
          rsp.sendRedirect(req.getContextPath()+'/'+toComputer().getUrl());  // back to the computer page
      }
docs: Accepts submission from the node configuration page.