Azure Virtual Machine Power States
- Starting: Indicates that vm is being started
- Running: Indicates that vm is running
- Stopping: Indicates that vm is being stopped
- Stopped: Indicates that vm is stopped
- Deallocated: Indicates that the VM is removed from the hypervisor, but still can be started
- Refer Here for the article
Reserved Instances
- Reserved INstances is about giving a long term commitment to azure and which reduces the bill
- So lets experiment a vm with B1S with Pay as you go
- NOw lets go with reserved instance for 1 year
- Now lets try with 3 years reserverd
- How to purchase a reserved Instance
- You should have Owner role on the subscription
- Login into Azure Portal
- Navigate to All Services => Reservations
- Now Add to purchase a reservation and select the additional options
- Billing Frequency: Upfront/Monthly
- Term: One/Three Years
- Scope: Single Resource Group/Singe Subscription/Shared Scope
- Changes that can be and cannot be made after reservation
- Can be Changed:
- Scope
- Instance Size
- Ownership
- Cannot Change:
- Reservation’s Region
- Quantity
- Duration
- Can be Changed:
- Can i Cancel?
- Azure provides options to cancel, exchange or refund reservations
Spot VMs
- Allow you to take advantage of unuse capacity at very less pricing.
- Pricing works by a request (auction) to azure, when the current price is equal to your request price a vm is allocated in your subscription
- When the current price of vm is more than what you have requested for you will not get a vm.
- Warning note: Never use Spot VMs for Primary Servers
VM Types and Sizes
- Refer Here for Windows VM Sizes
- Refer Here for Linux VM Sizes
Next Topics
- Understanding sizes
- AZURE CLI and Azure Powershell