Add compatibility page (opensearch-project#7821)

* Adding OS matrix changelog and remove CentOS7 as it is approaching EOL Signed-off-by: Peter Zhu <[email protected]> * Add new compatibility page Signed-off-by: Archer <[email protected]> * Fix links Signed-off-by: Archer <[email protected]> * Apply suggestions from code review Signed-off-by: Naarcha-AWS <[email protected]> * Apply suggestions from code review Signed-off-by: Naarcha-AWS <[email protected]> * Update _install-and-configure/install-opensearch/index.md Co-authored-by: Heather Halter <[email protected]> Signed-off-by: Naarcha-AWS <[email protected]> * Apply suggestions from code review Co-authored-by: Nathan Bower <[email protected]> Signed-off-by: Naarcha-AWS <[email protected]> * Update _install-and-configure/install-opensearch/index.md Co-authored-by: Nathan Bower <[email protected]> Signed-off-by: Naarcha-AWS <[email protected]> --------- Signed-off-by: Peter Zhu <[email protected]> Signed-off-by: Archer <[email protected]> Signed-off-by: Naarcha-AWS <[email protected]> Co-authored-by: Peter Zhu <[email protected]> Co-authored-by: Heather Halter <[email protected]> Co-authored-by: Nathan Bower <[email protected]>
mingshl · Aug 2, 2024 · d3fd3cd · d3fd3cd
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diff --git a/_install-and-configure/install-opensearch/index.md b/_install-and-configure/install-opensearch/index.md
@@ -13,22 +13,9 @@ redirect_from:
 
 # Installing OpenSearch
 
-This section details how to install OpenSearch on your host, including which operating systems are [compatible with OpenSearch](#operating-system-compatibility), which [ports to open](#network-requirements), and which [important settings](#important-settings) to configure on your host.
+This section provides information about how to install OpenSearch on your host, including which [ports to open](#network-requirements) and which [important settings](#important-settings) to configure on your host.
 
-## Operating system compatibility
-
-OpenSearch and OpenSearch Dashboards are compatible with Red Hat Enterprise Linux (RHEL) and Debian-based Linux distributions that use [`systemd`](https://en.wikipedia.org/wiki/Systemd), such as Amazon Linux, and Ubuntu Long-Term Support (LTS). While OpenSearch and OpenSearch Dashboards should work on most Linux distributions, we only test a subset. 
-
-The following table lists the operating system versions that we are currently testing on: 
-
-OS | Version
-:---------- | :-------- 
-CentOS | 7
-Rocky Linux | 8
-Alma Linux | 8
-Amazon Linux | 2/2023
-Ubuntu | 20.04
-Windows Server | 2019
+For operating system compatibility, see [Compatible operating systems]({{site.url}}{{site.baseurl}}/install-and-configure/os-comp/).
 
 
 ## File system recommendations

diff --git a/_install-and-configure/install-opensearch/rpm.md b/_install-and-configure/install-opensearch/rpm.md
@@ -27,7 +27,7 @@ Generally speaking, installing OpenSearch from the RPM distribution can be broke
 1. **Configure OpenSearch for your environment.**
    -  Apply basic settings to OpenSearch and start using it in your environment.
 
-The RPM distribution provides everything you need to run OpenSearch inside Red Hat or Red Hat–based Linux Distributions. For a list of supported operating systems, see [Operating system compatibility]({{site.url}}{{site.baseurl}}/install-and-configure/install-opensearch/index/#operating-system-compatibility).
+The RPM distribution provides everything you need to run OpenSearch inside Red Hat or Red Hat–based Linux Distributions. For a list of supported operating systems, see [Operating system compatibility]({{site.url}}{{site.baseurl}}/install-and-configure/os-comp/).
 
 This guide assumes that you are comfortable working from the Linux command line interface (CLI). You should understand how to input commands, navigate between directories, and edit text files. Some example commands reference the `vi` text editor, but you may use any text editor available.
 {:.note}

diff --git a/_install-and-configure/os-comp.md b/_install-and-configure/os-comp.md
@@ -0,0 +1,32 @@
+---
+layout: default
+title: Compatible operating systems
+nav_order: 12
+---
+
+OpenSearch and OpenSearch Dashboards are compatible with Red Hat Enterprise Linux (RHEL) and Debian-based Linux distributions that use [`systemd`](https://en.wikipedia.org/wiki/Systemd), such as Amazon Linux, and Ubuntu Long-Term Support (LTS). While OpenSearch and OpenSearch Dashboards should work on most Linux distributions, we only test a subset. 
+
+## Supported operating systems
+
+The following table lists the operating system versions that we are currently testing:
+
+OS | Version
+:---------- | :-------- 
+Rocky Linux | 8
+Alma Linux | 8
+Amazon Linux | 2/2023
+Ubuntu | 20.04
+Windows Server | 2019
+
+
+## Change log 
+
+The following table lists changes made to operating system compatibility. 
+
+<div class="table-styler"></div>
+
+| Date       | Issue | PR | Details |
+|:-----------|:-------|:-------|:--------------------------|
+| 2024-07-23 | [opensearch-build Issue 4379](https://github.com/opensearch-project/opensearch-build/issues/4379) | [PR 7821](https://github.com/opensearch-project/documentation-website/pull/7821) | Remove [CentOS7](https://blog.centos.org/2023/04/end-dates-are-coming-for-centos-stream-8-and-centos-linux-7/). |
+| 2024-03-08 | [opensearch-build Issue 4573](https://github.com/opensearch-project/opensearch-build/issues/4573) | [PR 6637](https://github.com/opensearch-project/documentation-website/pull/6637) | Remove CentOS8, add Almalinux8/Rockylinux8, and remove Ubuntu 16.04/18.04 because we currently only test on 20.04 |
+| 2023-06-06 | [documentation-website Issue 4217](https://github.com/opensearch-project/documentation-website/issues/4217) | [PR 4218](https://github.com/opensearch-project/documentation-website/pull/4218) | Support matrix creation |