DISTPG-623 Release notes 11.21 (#434)

* DISTPG-623 Release notes 11.21

modified:   .github/workflows/main.yml
	modified:   docs/apt.md
	modified:   docs/index.md
	new file:   docs/release-notes-v11.21.md
	modified:   docs/release-notes.md
	modified:   docs/yum.md
	modified:   mkdocs-base.yml
	modified:   variables.yml
modified:   _resource/overrides/partials/nav.html

.github/workflows/main.yml

@@ -48,7 +48,7 @@ jobs:
       - name: Deploy docs
         run: |
           mike deploy 11 -b publish -p
-          mike retitle 11 "11.20" -b publish -p
+          mike retitle 11 "11.21" -b publish -p
 
 # - name: Install Node.js 14.x
 #        uses: percona-platform/setup-node@v2

_resource/overrides/partials/nav.html

@@ -1,6 +1,7 @@
 {#-
   This file was automatically generated - do not edit
 -#}
+{% import "partials/nav-item.html" as item with context %}
 {% set class = "md-nav md-nav--primary" %}
 {% if "navigation.tabs" in features %}
   {% set class = class ~ " md-nav--lifted" %}
@@ -23,8 +24,7 @@
   <ul class="md-nav__list" data-md-scrollfix>
     {% for nav_item in nav %}
       {% set path = "__nav_" ~ loop.index %}
-      {% set level = 1 %}
-      {% include "partials/nav-item.html" %}
+      {{ item.render(nav_item, path, 1) }}
     {% endfor %}
    <label class="md-nav__title" for="__drawer">
     <a href="https://learn.percona.com/download-manual-percona-distribution-for-postgresql-11" onclick="_gaq.push(['b._trackEvent', 'Percona Distribution for PostgreSQL', 'Download', 'Download Manual Distribution for PostgreSQL']);" class="md-nav__link md-nav__link--active">

docs/apt.md

@@ -129,6 +129,12 @@ Run all the commands in the following sections as root or using the `sudo` comma
           $ sudo apt install percona-pgpool2
           ```
 
+          Install `pg_gather`
+
+          ```{.bash data-prompt="$"}
+          $ sudo apt install percona-pg-gather
+          ```
+
           Some extensions require additional setup in order to use them with Percona Distribution for PostgreSQL. For more information, refer to [Enabling extensions](enable-extensions.md).
 
 ### Start the service

docs/index.md

@@ -21,6 +21,8 @@ PostgreSQL
 
 * [PgBouncer](https://www.pgbouncer.org/) - a lightweight connection pooler for PostgreSQL
 
+* [pg_gather](https://github.com/jobinau/pg_gather) - an SQL script to assess the health of PostgreSQL cluster by gathering performance and configuration data from PostgreSQL databases.
+
 * [pgpool2](https://www.pgpool.net/mediawiki/index.php/Main_Page) - a middleware between PostgreSQL server and client for high availability, connection pooling and load balancing.
 
 * [pg_repack](https://github.com/reorg/pg_repack) rebuilds

docs/installing.md

@@ -52,11 +52,13 @@ The `percona-ppg-server-ha` meta-package installs high-availability components t
 | `percona-haproxy`| A high-availability and load-balancing solution |
 | `etcd`           | A consistent, distributed key-value store | 
 | `python3-python-etcd` | A Python client for ETCD.[^1]
+| `etcd-client`, `etcd-server` | The client/server of the distributed key-value store. [^2]| 
 
 To install Percona Distribution for PostgreSQL, refer to the following tutorials:
 
 * [On Debian and Ubuntu](apt.md)
 * [On Red Hat Enterprise Linux and derivatives](yum.md)
 
 
-[^1]: Is included in repositories for RHEL 8 / CentOS 8 operating systems 
+[^1]: Is included in repositories for RHEL 8 / CentOS 8 operating systems 
+[^2]: Are included in repositories for Debian 12 operating system

docs/release-notes-v11.21.md

@@ -0,0 +1,57 @@
+# Percona Distribution for PostgreSQL 11.21 (2023-08-31)
+
+
+| Release date:     | August 31, 2023      |
+|:------------------|:----------------------|
+| **Installation**: | [Installing Percona Distribution for PostgreSQL](installing.md) |
+
+Percona Distribution for PostgreSQL is a solution with the collection of tools from PostgreSQL community that are tested to work together and serve to assist you in deploying and managing PostgreSQL. The aim of Percona Distribution for PostgreSQL is to address the operational issues like High-Availability, Disaster Recovery, Security, Spatial data handling, Observability, Performance and Scalability and others that enterprises are facing.
+
+This release is based on [PostgreSQL
+11.21](https://www.postgresql.org/docs/release/11.21/). 
+
+## Release Highlights
+
+* Percona Distribution for PostgreSQL components now include [pg_gather](https://github.com/jobinau/pg_gather) - the open source extension to assess the health of PostgreSQL cluster by gathering performance and configuration data from PostgreSQL databases. This tool helps you run diagnostics of your PostgreSQL cluster and is also actively used by Percona Support.
+* Percona Distribution for PostgreSQL is now available on Debian 12 (bookworm).
+* The support of Ubuntu 18.04 is deprecated.
+
+-----------------------------------------------------------------------------
+
+The following is the list of extensions available in Percona Distribution for PostgreSQL.
+
+| Extension           | Version        | Description                  |
+| ------------------- | -------------- | ---------------------------- |
+|[HAProxy](http://www.haproxy.org/) | 2.8.1 | a high-availability and load-balancing solution |
+| [Patroni](https://patroni.readthedocs.io/en/latest/) | 3.1.0 | a HA (High Availability) solution for PostgreSQL |
+| [PgAudit](https://www.pgaudit.org/)             | 1.3.4   | provides detailed session or object audit logging via the standard logging facility provided by PostgreSQL                |
+| [pgAudit set_user](https://github.com/pgaudit/set_user)| 4.0.1 | provides an additional layer of logging and control when unprivileged users must escalate themselves to superusers or object owner roles in order to perform needed maintenance tasks.|
+| [pgBackRest](https://pgbackrest.org/)           | 2.47    | a backup and restore solution for PostgreSQL       |
+|[pgBadger](https://github.com/darold/pgbadger)   | 12.1     | a fast PostgreSQL Log Analyzer.|
+|[PgBouncer](https://www.pgbouncer.org/)          |1.20.0    | a lightweight connection pooler for PostgreSQL|
+| [pg_gather](https://github.com/jobinau/pg_gather)| v22     | an SQL script for running the diagnostics of the health of PostgreSQL cluster |
+| [pgpool2](https://git.postgresql.org/gitweb/?p=pgpool2.git;a=summary) | 4.4.3 | a middleware between PostgreSQL server and client for high availability, connection pooling and load balancing.|
+| [pg_repack](https://github.com/reorg/pg_repack) | 1.4.8   | rebuilds PostgreSQL database objects           |
+| [pg_stat_monitor](https://github.com/percona/pg_stat_monitor)|2.0.1 | collects and aggregates statistics for PostgreSQL and provides histogram information.|
+| [PostGIS](https://github.com/postgis/postgis) | 3.3.4 | a spatial extension for PostgreSQL.|
+| [PostgreSQL Common](https://salsa.debian.org/postgresql/postgresql-common)| 252 | PostgreSQL database-cluster manager. It provides a structure under which multiple versions of PostgreSQL may be installed and/or multiple clusters maintained at one time.|
+|[wal2json](https://github.com/eulerto/wal2json)  |2.5       | a PostgreSQL logical decoding JSON output plugin|
+
+
+Percona Distribution for PostgreSQL also includes the following packages:
+
+- `llvm` 12.0.1 packages for Red Hat Enterprise Linux 8  and derivatives. This fixes compatibility issues with LLVM from upstream.
+- supplemental ETCD packages which can be used for setting up Patroni clusters. These packages are available for the following operating systems:
+
+|  Operating System   |Package               | Version | Description   |
+| ------------------- | ---------------------| --------|---------------|
+| RHEL 7             |`python3-python-etcd` | 0.4.5   | A Python client for ETCD     |
+| RHEL 8             | `etcd`               | 3.3.11  | A consistent, distributed key-value store|
+|                     | `python3-python-etcd`| 0.4.5   | A Python client for ETCD     |
+
+
+Percona Distribution for PostgreSQL is also shipped with the
+[libpq](https://www.postgresql.org/docs/11/libpq.html) library. It
+contains "a set of library functions that allow client programs to pass
+queries to the PostgreSQL backend server and to receive the results of
+these queries."

docs/release-notes.md

@@ -1,5 +1,7 @@
 # Percona Distribution for PostgreSQL release notes 
 
+* [Percona Distribution for PostgreSQL 11.21](release-notes-v11.21.md) (2023-08-31)
+
 * [Percona Distribution for PostgreSQL 11.20](release-notes-v11.20.md) (2023-06-30)
 
 * [Percona Distribution for PostgreSQL 11.19 Update](release-notes-v11.19.upd.md) (2023-05-22)

docs/yum.md

@@ -120,6 +120,12 @@ Run all the commands in the following sections as root or using the `sudo` comma
         $ sudo yum install percona-haproxy
         ```
 
+        Install `pg_gather`
+
+        ```{.bash data-prompt="$"}
+        $ sudo yum install percona-pg_gather
+        ```
+
         Install `pgpool2`
 
         To install `pgpool2` on Red Hat Enterprise Linux and compatible derivatives, enable the codeready builder repository first to resolve dependencies conflict for `pgpool2`. The following examples show steps for Red Hat Enterprise Linux 9. 

mkdocs-base.yml

@@ -105,7 +105,7 @@ plugins:
   with-pdf: # https://github.com/orzih/mkdocs-with-pdf
           output_path: '_pdf/PerconaDistributionPostgreSQL-11.pdf'
           cover_title: 'Distribution for PostgreSQL Documentation'
-          cover_subtitle: 11.20 (June 30, 2023)
+          cover_subtitle: 11.21 (August 31, 2023)
           author: 'Percona Technical Documentation Team'
           cover_logo: docs/_images/Percona_Logo_Color.png
           debug_html: false
@@ -136,6 +136,7 @@ nav:
   - Home: index.md
   - Release notes:
       - "Release notes index": "release-notes.md"
+      - release-notes-v11.21.md
       - release-notes-v11.20.md
       - release-notes-v11.19.upd.md
       - release-notes-v11.19.md

variables.yml

@@ -1,6 +1,5 @@
 # PG Variables set for HTML output
 # See also mkdocs.yml plugins.with-pdf.cover_subtitle and output_path
 
-release: 'release-notes-v11.20'
-version: '11.20'
-release_date: 2023-06-
+release: 'release-notes-v11.21'
+version: '11.21'