Merge pull request #86955 from mrbullwinkle/mrb_08_29_2019_pricing

temporarily remove retention adjustment feature

Author: PRMerger13

articles/azure-monitor/app/pricing.md

@@ -12,7 +12,7 @@ ms.workload: tbd
 ms.tgt_pltfrm: ibiza
 ms.topic: conceptual
 ms.reviewer: mbullwin    
-ms.date: 08/22/2019
+ms.date: 08/29/2019
 ms.author: dalek
 
 ---
@@ -144,6 +144,9 @@ In each retained record, `itemCount` indicates the number of original records th
 
 ## Change the data retention period
 
+> [!NOTE]
+> We've temporarily removed this feature while we address a possible issue.  We'll have it back by mid-September 2019.
+
 The default retention for Application Insights resources is 90 days. Different retention periods can be selected for each Application Insights resource. The full set of available retention periods is 30, 60, 90, 120, 180, 270, 365, 550 or 730 days. 
 
 To change the retention, from your Application Insights resource, go to the **Usage and Estimated Costs** page and select the **Data Retention** option: