
Drobo How-To Guide
Cloud Storage Using Amazon Storage Gateway with Drobo iSCSI SAN
www.drobo.com | Cloud Storage Using Amazon Storage Gateway with Drobo iSCSI SAN
NOTE: Data can only be restored from AWS in bulk and no granular restoration option is available. When
creating data disks, do not store all data in one large volume. Since there is no additional cost, create
multiple volumes to break data into manageable chunks.
For example, if you are using the appliance to synchronize file shares, create a volume for each department
or group drive. When a snapshot needs to be restored to the on-premises appliance, this will provide the
most efficient utilization of limited Internet bandwidth and lower recovery times for higher priority data.
STEP 7
Leave all of the Advanced
options set to the default
values and click Next.
The next screen displays a
summary of hardware
changes. Click Finish to
complete the wizard.
STEP 8
Repeat the steps above to create a second disk that will be used as a buffer by the storage gateway.
Configure its size relative to the amount of data backed up and the capacity of your upstream Internet
connection. The lower the bandwidth, the larger the buffer needs to be. As network outages and
degradation can occur, allow sufficient additional buffer space to accommodate unexpected network
performance issues.
In this example, 20% is used for the daily changes of the data disk, or 2GB.
NOTE: If the size of the initial dataset to be synchronized is very large, the buffer disk may need to as large
as the dataset until the initial push can be completed over time. Once the initial synchronization is
complete, the buffer volume can be resized to represent the average working state.
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