Swap usage

Author: Azmodey

README.md

@@ -2,7 +2,7 @@
 
 A collection of shell scripts for PostgreSQL database administrator (DBA). Tested on PostgreSQL 12-13 under CentOS 7.
 
-- [scripts/pg_database_activity.sh](#pg_database_activity). PostgreSQL monitoring script, all information is displayed on one page. Displays PostgreSQL version and status (Master / Replica), hostname and IP address, CPU and Disks load. Shows the sizes of the main PostgreSQL directories, archived logs and free disk space, Swap usage. It also displays memory consumption by PostgreSQL processes, statistics on databases, waits and locks, archive and replication statuses. When activities occur in PostgreSQL, the progress of operations is displayed: vacuum, vacuum full or cluster, index creation, analyze, pg_basebackup. At the end, the last entries of the PostgreSQL log file are displayed. For ease of perception, information is displayed in color.
+- [scripts/pg_database_activity.sh](#pg_database_activity). PostgreSQL monitoring script, all information is displayed on one page. Displays PostgreSQL version and status (Master / Replica), hostname and IP address, CPU and Disks load. Shows the sizes of the main PostgreSQL directories, archived logs and free disk space, swap usage. It also displays memory consumption by PostgreSQL processes, statistics on databases, waits and locks, archive and replication statuses. When activities occur in PostgreSQL, the progress of operations is displayed: vacuum, vacuum full or cluster, index creation, analyze, pg_basebackup. At the end, the last entries of the PostgreSQL log file are displayed. For ease of perception, information is displayed in color.
 - [scripts/pg_database_activity_refresh.sh](#pg_database_activity). Fast refresh of the **pg_database_activity.sh** script every 5 seconds.
 - [scripts/pg_database_hugepages.sh](#pg_database_hugepages). Shows current usage of HugePages and recommended settings for PostgreSQL.
 - [scripts/pg_database_start.sh](#pg_database_start). Start PostgreSQL, confirmation is required.
@@ -42,7 +42,7 @@ Modify file **settings.txt**. Uncomment and correct the entries for your current
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 ### pg_database_activity
 
-PostgreSQL monitoring script, all information is displayed on one page. Displays PostgreSQL version and status (Master / Replica), hostname and IP address, CPU and Disks load. Shows the sizes of the main PostgreSQL directories, archived logs and free disk space, Swap usage. It also displays memory consumption by PostgreSQL processes, statistics on databases, waits and locks, archive and replication statuses. When activities occur in PostgreSQL, the progress of operations is displayed: vacuum, vacuum full or cluster, index creation, analyze, pg_basebackup. At the end, the last entries of the PostgreSQL log file are displayed. For ease of perception, information is displayed in color.
+PostgreSQL monitoring script, all information is displayed on one page. Displays PostgreSQL version and status (Master / Replica), hostname and IP address, CPU and Disks load. Shows the sizes of the main PostgreSQL directories, archived logs and free disk space, swap usage. It also displays memory consumption by PostgreSQL processes, statistics on databases, waits and locks, archive and replication statuses. When activities occur in PostgreSQL, the progress of operations is displayed: vacuum, vacuum full or cluster, index creation, analyze, pg_basebackup. At the end, the last entries of the PostgreSQL log file are displayed. For ease of perception, information is displayed in color.
 
 **Setup:**