Update log-analytics-workspace-health.md

Author: guywi-ms

articles/azure-monitor/logs/log-analytics-workspace-health.md

@@ -65,15 +65,15 @@ Azure Monitor exposes a set of metrics that provide insight into Log Analytics w
 
 To view Log Analytics workspace health metrics:
 
-1. Open [Metrics Explorer](../essentials/metrics-charts.md).
+1. Select **Metrics** from the Log Analytics workspace menu to open [Metrics Explorer](../essentials/metrics-charts.md).
 1. In the **Scope** field, select your Log Analytics workspace. 
 1. In the **Metric** field, select one of the Log Analytics workspace health metrics:
 
    | Metric name | Description |
    | - | - |
-   | Query count | Total number of user queries in the Log Analytics workspace within the selected time range.<br>This number includes only user-initiated queries, and doesn't include queries initiated by Azure services, such as Sentinel, and alert-related queries. |
-   | Query failure count | Total number of failed user queries in the Log Analytics workspace within the selected time range.<br>This number includes all queries that return 500-599 response codes, which indicate an error related to the application gateway or the backend server.|
-   | Query success rate | Total number of successful user queries in the Log Analytics workspace within the selected time range.<br>This number includes all queries that return 200-299 and 400-499 response codes; in other words, all user queries that don't result in a service error. |
+   | Query count | Total number of user queries in the Log Analytics workspace within the selected time range.<br>This number includes only user-initiated queries, and doesn't include queries that are not initiated by a user, such as Sentinel rules and alert-related queries. |
+   | Query failure count | Total number of failed user queries in the Log Analytics workspace within the selected time range.<br>This number includes all queries that return 5XX response codes - except 504 *Gateway Timeout* - which indicate an error related to the application gateway or the backend server.|
+   | Query success rate | Total number of successful user queries in the Log Analytics workspace within the selected time range.<br>This number includes all queries that return 2XX, 4XX, and 504 response codes; in other words, all user queries that don't result in a service error. |
 
 ## Investigate Log Analytics workspace health issues