From d409194dd8e951df5e9238c26e0d729cc679aa2e Mon Sep 17 00:00:00 2001
From: Mrugesh Mohapatra <1884376+raisedadead@users.noreply.github.com>
Date: Wed, 24 Nov 2021 23:11:11 +0530
Subject: [PATCH] docs: update instructions (#44267)

* docs: update instructions

* docs: update instructions

* Update docs/devops.md

Co-authored-by: Nicholas Carrigan (he/him) <nhcarrigan@gmail.com>

Co-authored-by: Nicholas Carrigan (he/him) <nhcarrigan@gmail.com>
---
 docs/devops.md | 27 +++++++++++++++++++--------
 1 file changed, 19 insertions(+), 8 deletions(-)

diff --git a/docs/devops.md b/docs/devops.md
index 2406efa94f..5d87a329fe 100644
--- a/docs/devops.md
+++ b/docs/devops.md
@@ -455,7 +455,7 @@ Provisioning VMs with the Code
 2. Update `npm` and install PM2 and setup `logrotate` and startup on boot
 
    ```console
-   npm i -g npm@6
+   npm i -g npm@8
    npm i -g pm2
    pm2 install pm2-logrotate
    pm2 startup
@@ -830,7 +830,7 @@ nvm ls
 Install the latest Node.js LTS, and reinstall any global packages
 
 ```console
-nvm install 'lts/*' --reinstall-packages-from=default
+nvm install --lts --reinstall-packages-from=default
 ```
 
 Verify installed packages
@@ -839,10 +839,10 @@ Verify installed packages
 npm ls -g --depth=0
 ```
 
-Alias the `default` Node.js version to the current LTS
+Alias the `default` Node.js version to the current LTS (pinned to latest major version)
 
 ```console
-nvm alias default lts/*
+nvm alias default 16
 ```
 
 (Optional) Uninstall old versions
@@ -851,9 +851,23 @@ nvm alias default lts/*
 nvm uninstall <version>
 ```
 
-> [!WARNING]
+> [!ATTENTION]
+> For client applications, the shell script can't be resurrected between Node.js versions with `pm2 resurrect`. Deploy processes from scratch instead. This should become nicer when we move to a docker based setup.
+>
 > If using PM2 for processes you would also need to bring up the applications and save the process list for automatic recovery on restarts.
 
+Get the uninstall instructions/commands with the `unstartup` command and use the output to remove the systemctl services
+
+```console
+pm2 unstartup
+```
+
+Get the install instructions/commands with the `startup` command and use the output to add the systemctl services
+
+```console
+pm2 startup
+```
+
 Quick commands for PM2 to list, resurrect saved processes, etc.
 
 ```console
@@ -872,9 +886,6 @@ pm2 save
 pm2 logs
 ```
 
-> [!ATTENTION]
-> For client applications, the shell script can't be resurrected between Node.js versions with `pm2 resurrect`. Deploy processes from scratch instead. This should become nicer when we move to a docker based setup.
-
 ## Installing and Updating Azure Pipeline Agents
 
 See: https://docs.microsoft.com/en-us/azure/devops/pipelines/agents/v2-linux?view=azure-devops and follow the instructions to stop, remove and reinstall agents. Broadly you can follow the steps listed here.