Storage Servers
Basically a server with a lot of storage. Great as an inexpensive NAS or for building your own storage solution.
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Direct Attached Storage
Attach block storage as needed or combine for an entire SAN. Add additional storage to any storage server or managed appliance.
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Managed Storage
NAS/iSCSI with advanced features including snapshots, thin provisioning and data replication make these solutions ideal for fire-and-forget deployments.
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Storage Type |
Expandable |
Storage Software |
Environment |
Attributtes |
Storage Servers |
Yes, with direct attached storage |
Standard Operating System install, add on any addtional software |
"Roll your own", large custom software installations, inexpensive NAS solution |
Gives the most control and flexibility with the least amount of built in managment. Perfect storage building block. |
Direct Attached Storage |
Yes |
Robust block storage, connect to any host with SAS/Fibre/iSCSI interface |
Add on storage from simple to high performance, ultra redundant setups |
Add storage as needed to any host including storage servers and managed storage |
Managed Storage |
Yes, with direct attached storage |
Fully managed storage appliance |
Small to Medium deployments looking for a complete off-the-shelf solution |
Advanced storage features in an appliance package |
