Falconstor Advanced VMware Data Protection - Magirus
Falconstor Advanced VMware Data Protection - Magirus
Falconstor Advanced VMware Data Protection - Magirus
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Impact p of <strong>VMware</strong> snapshot p<br />
VM-1<br />
Production<br />
read & write<br />
Production<br />
reads<br />
SAN Storage LUN<br />
Backup<br />
reads<br />
VM-1 Delta<br />
Disk<br />
Production<br />
read & write<br />
VM-1<br />
Delta<br />
VM VM-11 Disk<br />
Copy accumulated writes<br />
PAGE 15<br />
IT as a Weapon: <strong>Advanced</strong> <strong>Data</strong> <strong>Protection</strong> and Recovery for <strong>VMware</strong><br />
FalconStor Confidential for Internal and Partner Use Only<br />
US only © FalconStor Software 2008 · All Rights Reserved<br />
Production<br />
writes &<br />
reads<br />
1. Normal operational mode,<br />
read/write activity to the VM.<br />
it & 22. After snapshot is initiated for backup backup,<br />
all new writes go to delta disk for the<br />
length of the backup. LUN now used for<br />
production (read/write) plus backup<br />
processing (read).<br />
3. When backup is complete, data<br />
accumulated in delta disk must be<br />
written back to the VM.
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