Edits & redirect for the Nebula doc.

Author: fbsolo-ms1

articles/machine-learning/.openpublishing.redirection.machine-learning.json

@@ -1,5 +1,10 @@
 {
     "redirections": [
+    {
+        "source_path_from_root": "/articles/machine-learning/reference-checkpoint-performance-with-Nebula.md",
+        "redirect_url": "/articles/machine-learning/reference-checkpoint-performance-for-large-models.md",
+        "redirect_document_id": "true"
+    },
     {
         "source_path_from_root": "/articles/machine-learning/referencemanaged-online-endpoints-vm-sku-list.md",
         "redirect_url": "/azure/machine-learning/reference-managed-online-endpoints-vm-sku-list",

articles/machine-learning/reference-checkpoint-performance-with-Nebula.md renamed to articles/machine-learning/reference-checkpoint-performance-for-large-models.md

@@ -1,5 +1,5 @@
 ---
-title: Optimize Checkpoint Performance for Large Model Training Jobs with Nebula (Preview)
+title: Optimize Checkpoint Performance for Large Models
 titleSuffix: Azure Machine Learning
 description: Learn how Nebula can save time, resources, and money for large model training applications
 services: machine-learning
@@ -9,7 +9,7 @@ ms.custom: ----, ----, ----
 
 author: ziqiwang
 ms.author: ziqiwang
-ms.date: 03/06/2023
+ms.date: 03/14/2023
 ms.reviewer: franksolomon
 ---
 

articles/machine-learning/toc.yml

@@ -357,9 +357,6 @@
         - name: Attach and Manage a Synapse Spark pool
           displayName: Attach and Manage a Synapse Spark pool
           href: how-to-manage-synapse-spark-pool.md
-        - name: Reference checkpoint performance with Nebula
-          displayName: Reference checkpoint performance with Nebula
-          href: reference-checkpoint-performance-with-nebula.md
     - name: AKS and Azure Arc-enabled Kubernetes
       items:
         - name: What is Kubernetes compute target
@@ -503,6 +500,9 @@
         - name: Debug jobs and monitor training progress
           displayName: automl
           href: how-to-interactive-jobs.md
+        - name: Optimize Checkpoint Performance for Large Models
+          displayName: Optimize Checkpoint Performance for Large Models
+          href: reference-checkpoint-performance-for-large-models.md
         - name: Train with the Python SDK
           items:
             - name: Tune hyperparameters