Merge pull request #198400 from seesharprun/may16-monitor-cosmos-size

Updated Cosmos Continuous Backup article with link to Azure Monitor

Author: PRMerger-2

articles/cosmos-db/continuous-backup-restore-introduction.md

@@ -101,6 +101,9 @@ For example, if you have 1 TB of data in two regions then:
 
 * Restore cost is calculated as (1000 * 0.15) = $150 per restore
 
+> [!TIP]
+> For more information about measuring the current data usage of your Azure Cosmos DB account, see [Explore Azure Monitor Cosmos DB insights](/azure/azure-monitor/insights/cosmosdb-insights-overview#view-utilization-and-performance-metrics-for-azure-cosmos-db).
+
 ## Customer-managed keys
 
 See [How do customer-managed keys affect continuous backups?](./how-to-setup-cmk.md#how-do-customer-managed-keys-affect-continuous-backups) to learn: