Operational Defect Database
BugZero found this defect 1530 days ago.
Data sources
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Veeam | kb3123
Veeam Agent for Microsoft Windows Job Displays the Warning: "Disk is running low on free space"
Last update date:
4/11/2022
Affected products:
Veeam Agent for Microsoft Windows
Affected releases:
2.2
Fixed releases:
No fixed releases provided.
Description:
Challenge
A Veeam Agent for Microsoft Windows backup job lists the warning:
Cause
Veeam Agent for Microsoft Windows checks each volume that is part of the backup job to confirm that a sufficient amount of free space is available. A warning message will be displayed if a minimum amount of free space is unavailable. If the available free space is greater than the 1073MB but less than 2146MB, the following message will be displayed: Disk is running low on free space. If the available free space is less than 1073MB, the following message will also be displayed, and the job may fail. Volume does not have enough free disk space to create VSS snapshot.
Solution
Recommended: Increase Free Space Review the volume contents to determine if files can be moved or deleted to increase free space. If the machine is a Virtual Machine, make the disk larger and expand the volume using Disk Management. Workaround: Disable Free Space Warning With this registry setting in place the notice will still occur, but it will instead be a green informational message. Create the following registry value on the machine that is displaying the warning.Key Location: HKLM\SOFTWARE\Veeam\Veeam EndPoint Backup Value Name: DisableVolumeFreeSpaceCheckWarning Value Type: DWORD (32-Bit) Value Value Data: 1PowerShell:
More Information
The message about free space will be marked as a warning for all volumes larger than 2048MB (2GB), volumes small than 2GB will still display the message, but it will be a green informational notice. Free Space Requirements Volume Size (MB) Free Space Requirement (MB) less than 524 52 525 to 1073 355 1074 to 2146 525 2147 and more 1073
