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Flash Card – Azure Disk
Prepared by Lai

2. © 2019 Veeam Software. Confidential information. All rights reserved. All trademarks are the property of their respective owners.
Types of Disk
Azure Disk
Ultra Disk
-high throughput, high
IOPS
Suitable for database
& heavy load
Premium SSD Disk
- I/O Intensive
workload
-Suitable for OS or
Dv3 Series
Standard SSD
- Use any VM disk
- Performance between
standard HDD & premium
SSD
Standard HDD Storage
- Traditional hdd
- -use by any vm
size

3. © 2019 Veeam Software. Confidential information. All rights reserved. All trademarks are the property of their respective owners.
Unmanaged Disk Managed Disk
A single account support up to
40 standard disk
Newer & Recommended disk
storage
No storage limit
Snapshot support
Backup support
Better security – use RBAC to
restrict access
High reliability

4. © 2019 Veeam Software. Confidential information. All rights reserved. All trademarks are the property of their respective owners.
Comparison

5. © 2019 Veeam Software. Confidential information. All rights reserved. All trademarks are the property of their respective owners.
Data Replication
Data
Replication
Locally redundant storage
(LRS)
-replicate within same data
center
- Data available if a node
fail
- Data unavailable , if
entire data center fail
Geo redundant storage
(GRS)
-replicate to 2nd region
- Data available when
primary region is failed
Read- Access Geo redundant
storage (RA-GRS)
-read only data in 2nd
location
-data readable but cannot be
modified
Zone redundant storage
(ZRS)
--replicate data sync across
3 storage cluster in single
region.
-resides on own AZ

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Linux – 30 GB Windows – 127 GB
OS Disk
Tip: Can resize to larger disk. Shrinking
managed disk is not supported
Expanding use
”parted and
resize2fs”
Expanding use
“Disk Manager or
diskpart”

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Expanding Disk
Azure CLI Azure Portal
Tip: VM cannot be running. Must stop &
deallocated
CLI:
• az vm deallocate
• az disk update
• Az vm start
• Stop VM
• Select Disk &
Resize
• Start VM

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Thank You