Tag Archive: vSphere 5.5

Bug in Changed Block Tracking (CBT) may affect your backups – take care of VMware KB 2090639

End of October 2014 VMware published a KB that describes a major bug affecting Changed Block Tracking (CBT): QueryChangedDiskAreas API returns incorrect sectors after extending virtual machine vmdk file with Changed Block Tracking (CBT) enabled This bug affects virtual machines…
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Take care when backing up vmdk disks > 2 TB with HotAdd (vSphere 5.5)

If you use vmdk disks with a size of 2 TB or larger and use HotAdd mode to do backups, please take care and read VMware’s KB 2068424. There is a known issue affecting the Virtual Disk Development Kit (VDDK)…
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