Storage resource management (SRM) is the management of physical and logical storage resources. It gives administrators visibility into storage capacity, configuration, availability, performance, and utilization so they can operate storage and plan how it will be used.
What does storage resource management include?
The Storage Networking Industry Association (SNIA) defines SRM as “Management of physical and logical storage resources, including storage elements, storage devices, appliances, virtual devices, disk volume and file resources.” In practical terms, that scope can span physical storage hardware and the logical resources built on it, such as pools, volumes, and files. The exact systems and layers visible depend on the tools and infrastructure in use; SRM does not guarantee that every product supports every vendor or resource type.
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For example, a storage management tool might present information about storage arrays, pools, volumes, and disks in one view. Those capabilities vary by product and environment; a vendor’s description of its own product is not a universal definition of SRM.
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What does SRM do in practice?
SRM helps administrators answer operational questions about where storage is allocated, how much remains, and whether resources are performing as expected. Depending on the environment and product, common activities include:
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- Tracking used, available, and remaining capacity, then reviewing trends to inform future planning.
- Monitoring performance and availability to help identify possible capacity or performance problems.
- Maintaining visibility into configuration and utilization across physical and logical resources.
- Producing reports and alerts for administrators.
- Supporting decisions about allocation, migration, quotas, or storage tiers when the product and environment provide those functions.
The central purpose is visibility and informed management. SRM information can help teams plan and respond, but it does not by itself establish that a particular tool will automate every operational task.
How is SRM different from backup?
SRM and backup address different functions, though they can coexist in the same IT environment and product categories may overlap. SRM tools provide visibility into storage resources and help with monitoring and planning. Backup tools focus on protecting and restoring data. Managing capacity or performance is not the same as creating a recoverable copy of data.
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SRM can also mean a Grid protocol
In scientific computing, “Storage Resource Manager” (SRM) can refer to a specific set of Grid web-services protocols. Lawrence Berkeley National Laboratory’s interface specification uses the term in that narrower protocol sense and distinguishes it from the broader industry concept of storage resource management. Use the surrounding context to tell which meaning is intended.
How to evaluate an SRM tool
There is no single feature set implied by the term. When assessing a tool for a particular environment, check whether it fits the systems and decisions administrators actually need to manage:
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- Environment coverage: Confirm which storage vendors, NAS or SAN systems, and physical and logical layers are supported.
- Capacity visibility: Check whether utilization and trend information is available at the resource layers needed for planning.
- Performance and availability: Identify which resources and measurements are monitored and how potential problems are surfaced.
- Alerts and reports: Determine whether notifications and reports can support day-to-day operations and capacity planning.
- Operational fit: Verify compatibility with existing infrastructure, administrative processes, and policy requirements.
Product pages can describe a vendor’s stated capabilities, but they do not establish independent performance or comparative superiority. Verify current system support and feature availability with the vendor before making a decision.
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- Subscription-Free Personal Cloud – Store, back up, and manage all your videos, music, and photos and access them anytime without paying any monthly fees.
- Storage Purpose-Built for Data Security – A NAS designed to keep your data safe, the LS200 features a closed system to reduce vulnerabilities from 3rd party apps and SSL encryption for secure file transfers.
- Back Up Multiple Computers & Devices – NAS Navigator management utility and PC backup software included. NAS Navigator 2 for macOS 15 and earlier. You can set up automated backups of data on your computers.
Further reading
- SNIA glossary definition of storage resource management
- SNIA Storage Management Initiative Specification 1.1.1 Revision 1
- Computerworld overview of storage resource management (October 30, 2000; useful as historical context)
- Lawrence Berkeley National Laboratory Storage Resource Manager Interface Specification, version 2.2
- SolarWinds description of its storage resource management product (vendor-stated capabilities)
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