Edits to PEM PR4941

EnterpriseDB · Nov 17, 2023 · db88960 · db88960
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diff --git a/product_docs/docs/pem/9/managing_pem_server.mdx b/product_docs/docs/pem/9/managing_pem_server.mdx
@@ -344,7 +344,7 @@ You can use global configuration options to modify aspects of the PEM Server's b
 | dash_sys_waits_timewait_timeout      | 300 seconds              | Specifies the number of seconds after which the System Waits By Time Waited pie chart is refreshed on the System Waits Analysis dashboard.                                                                                                                                                                                                                                                                                                                                                          |
 | dash_sys_waits_waitdtl_timeout       | 300 seconds              | Specifies the number of seconds after which the System Waits Details table is refreshed on the System Waits Analysis dashboard.                                                                                                                                                                                                                                                                                                                                                                     |
 | deleted_charts_retention_time        | 7 days                   | Specifies the number of days that a custom chart (displayed on a user-defined dashboard) is stored.                                                                                                                                                                                                                                                                                                                                                                                                      |
-| deleted_objects_data_retention_time  | 3 days                   | Specifies the number of days after which the probe data of any deleted object for ex. server or agents or Barman server is deleted from pemhistory and pemdata schema. It deletes the job in case user don't want to delete the data of those obsolete objects.                                                                                                                                                                                                                                     |
+| deleted_objects_data_retention_time  | 3 days                   | Specifies the number of days after which the probe data of any deleted object, for example, server or agents or Barman server, is deleted from the pemhistory and pemdata schema. It deletes the job in case you don't want to delete the data of those obsolete objects.                                                                                                                                                                                                                                     |
 | deleted_probes_retention_time        | 7 days                   | Specifies the number of days that a custom probe (displayed on a user-defined dashboard) is stored.                                                                                                                                                                                                                                                                                                                                                                                                      |
 | download_chart_format                | jpeg                     | Specifies the format in which a downloaded chart is stored. Can be jpeg or png.                                                                                                                                                                                                                                                                                                                                                                                                                     |
 | flapping_detection_state_change      | 3                        | Specifies the number of state changes detected within a specified interval to define a given alert as flapping. Flapping starts when more than `N` state changes have occurred over \[ `N` + 1 \* (min(probe_interval) \* 2)] minutes and the fine state is not None. The default value of `N` is 2 or 3, and min(probe_interval) is the smallest interval for all the probes used by the alert. Flapping ends when ZERO state changes have occurred over \[2 `N` \* min(probe_interval)] minutes. |

diff --git a/product_docs/docs/pem/9/pem_rel_notes/940_rel_notes.mdx b/product_docs/docs/pem/9/pem_rel_notes/940_rel_notes.mdx
@@ -19,10 +19,10 @@ Index Advisor isn't supported for EDB Postgres Advanced Server and PostgreSQL ve
 | Type        | Description                                                                                       | 
 | ----------- | ------------------------------------------------------------------------------------------------- |
 | Enhancement | Added support for EDB Advanced Server, EDB Postgres Distributed, and PostgreSQL 16.               |
-| Enhancement | PEM jobs can be now scheduled via Rest-API.                                                       |
+| Enhancement | PEM jobs can now be scheduled by way of the REST API.                                                       |
 | Enhancement | Improved the performance diagnostics to provide aggregated statistics over the time interval.     |
 | Bug&nbsp;fix | Added schema qualifications for the `process_one_alert` and `get_detail_alert_info` functions.   |
 | Bug&nbsp;fix | Added the optional ICU parameters required for creating databases in PostgreSQL versions 15 and 16. |
-| Bug&nbsp;fix | Added the frontend validations for empty agent details while adding the Barman Server.            |
-| Bug&nbsp;fix | Fixed an issue for downloading the system config report. The system config report didn't download, if any agent has some missing parameter or it is in unknown state. |
+| Bug&nbsp;fix | Added the frontend validations for empty agent details while adding the Barman server.            |
+| Bug&nbsp;fix | Fixed an issue when downloading the system config report. The system config report didn't download if any agent had some missing parameter or was in an unknown state. |
 | Bug&nbsp;fix | Added a server configuration parameter `deleted_objects_data_retention_time` to improve purging of the obsolete data for server, agent, or tools. |
diff --git a/product_docs/docs/pem/9/tuning_performance/performance_diagnostic.mdx b/product_docs/docs/pem/9/tuning_performance/performance_diagnostic.mdx
@@ -95,7 +95,7 @@ To open the Performance Diagnostic dashboard in a new browser tab, select **Pref
 
 - The third section displays the wait event details in the Performance Diagnostic dashboard based on your selected duration in the second graph. It displays the wait event details on two tabs:
 
-  - The **Summary** tab displays the list of top 15 SQL queries with query IDs, total CPU events, percentage of CPU usage, wait events, and execution count for the selected time interval. This SQL queries are grouped into four categories:
+  - The **Summary** tab displays the list of top 15 SQL queries with query IDs, total CPU events, percentage of CPU usage, wait events, and execution count for the selected time interval. These SQL queries are grouped into four categories:
 
     - **Top queries by wait events** &mdash; Lists the queries across all the sessions for the selected sample time that have spent the longest time in wait states. It displays the query ID, query, total wait events, waiting time in percentage, wait events, and the execution count along with number of users that executed that query in the number of databases.
 
@@ -120,7 +120,7 @@ You can filter the data displayed in the rows under both the tabs. You can also
 #### Query information
 
 To open the query information window, select the eye in any row of the **Queries** grouping under the **Sample Selection** tab.
-This window displays a query ID and its corresponding session IDs in a list at that selected sample time in the **Query information** section. You can select the **Session ID** list for the selected query whose data you want to analyze. The details corresponding to the selected session ID and query ID appear. The **Query information** table also displays the SQL query.
+This window displays  in the **Query information** section a query ID and its corresponding session IDs in a list at that selected sample time. You can select the **Session ID** list for the selected query whose data you want to analyze. The details corresponding to the selected session ID and query ID appear. The **Query information** table also displays the SQL query.
 
 The **Wait event types** section displays the total number of wait event types for the selected session ID and query ID. It shows two types of graphs: