Azure Classroomnotes 15/Jul/2023

Azure Virtual Machine Scale Set

Using phpinfo image definition create a vmss with 2 instances to start with
verify if the application is accesible or not
Now create a new version of the phpinfo, Add the following steps to php info image based vm and capture the image

sudo -i
echo "Version 2"  > /var/www/html/index.html

Steps:
- Create a vmss with php info with 2 instances to start with
- Create a vm from php info image and add above mentioned steps capture the vm image as a new version to existing definiton
Uniform Orchestartion:
- upgrade policy:
  - manual => update images manually
  - automatic => updated automatically in random order
  - Rolling update => Updated automatically in batches
Flexible Orchestration:
- in this mode to upgrade images, this is manual in nature