Storage Management Strategies for the CIO
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Why not do everything with NAS vs. SAN?
Go ahead! As long as the applications support NAS... FAQ
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When do you think a higher level of integration with different storage protocols will happen?
Honestly -- maybe never. There are some vendors that do this today, but... FAQ
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What is the advantage of having unified storage?
There is debate about that. Many customers may prefer to have just one storage system, avoiding specialized storage systems, like NAS for file-based access or a complicated block-based storage system... FAQ
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Do all the vendors offer unified storage?
No. Some vendors are moving in that direction and others have a limited number of OEM product offerings now. However, several vendors currently offer established products... FAQ
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What are the disadvantages of unified storage over independent block and file systems?
There are some compromises that you'll need to make; there are certainly some control granularity issues. The pattern of access for file-based data and block-based data is significantly different... FAQ
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What does unified storage really mean?
This can often be confusing once you read vendors' marketing materials. Simply stated, unified storage [or multiprotocol storage] refers to a single storage system that can support both file and block access... FAQ
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Will all storage systems be unified storage in the future?
I don't think that "all" storage systems will be unified... FAQ
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Does it cost extra for unified storage?
For a lot of NAS-based systems -- even Windows Storage Server (WSS) with an iSCSI target unified storage capability is probably... FAQ
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Are there any differences in operations between unified storage and my existing storage systems?
Normally, a block storage system is handled by a storage professional or storage administrator... FAQ
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What will be the impact on performance when mixing block and file in the same system?
Caching difficulties are one concern since caching patterns may not be optimized for block-based storage... FAQ