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How to get disk changed areas from CBT(changed block tracker) in VMware

KB ID: 2092
Product: Veeam Backup & Replication
Version: 8.x, 9.x
Published: 2016-01-29
Last Modified: 2020-08-13

Purpose

How to get disk changed areas from CBT(changed block tracker) in VMware

Solution

1. Open MOB(Managed Object Browser) web site at https://your_vcenter_or_esxi/mob

2. Navigate to virtual machine object

3. Additionally create a snapshot for the virtual machine

4. Click on "QueryChangedDiskAreas"

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5. Insert the following parameters:

snapshot reference id

device key of a virtual disk

change id (use "*"(star symbol) to query all used space)

start offset (the beginning of the required changed area)

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7. Click "Invoke Method" and then result will be shown at the bottom in the same window.

The table contains changed disk areas start offsets and lengths.
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KB ID: 2092
Product: Veeam Backup & Replication
Version: 8.x, 9.x
Published: 2016-01-29
Last Modified: 2020-08-13

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