HP StorageWorks VLS and D2D Solutions Guide (AG306-96028, March 2010)
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...Costs 92 Telco Terminology and Branding for ROBO/Regional DCs and Main Data Center using HP Data Protector 139 VLS Automigration ...140 HP StorageWorks... VLS and D2D Solutions Guide 5 Dynamic Deduplication Implementation 70 Restoring Data ...71 Housekeeping ...72 D2D Replication ...73 How it Works ...111 VLS Scalability ...111 VLS Automatic Performance Load Balancing 113 VLS Warm Failover ...114 Implementation ...115 Device Configuration Preparation 115 Capacity Licensing ...117 Virtual Libraries...Tapes from the Target 99 5 Virtual Library Systems 101 VLS Devices ...101 VLS...
...Costs 92 Telco Terminology and Branding for ROBO/Regional DCs and Main Data Center using HP Data Protector 139 VLS Automigration ...140 HP StorageWorks... VLS and D2D Solutions Guide 5 Dynamic Deduplication Implementation 70 Restoring Data ...71 Housekeeping ...72 D2D Replication ...73 How it Works ...111 VLS Scalability ...111 VLS Automatic Performance Load Balancing 113 VLS Warm Failover ...114 Implementation ...115 Device Configuration Preparation 115 Capacity Licensing ...117 Virtual Libraries...Tapes from the Target 99 5 Virtual Library Systems 101 VLS Devices ...101 VLS...
HP StorageWorks VLS and D2D Solutions Guide (AG306-96028, March 2010)
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...Media ...142 61 Automigration Policy Details 142 62 Automigration Media Life Cycle 144 63 Multiple Virtual Libraries 146 64 Shared Virtual Library 147 65 Steps of the VLS (VLS9000 Shown 112 44 Virtual Drives across Multiple Nodes 113 45 Storage Pool Load Balancing on the VLS 114 46 ...System 104 43 Internal Architecture of Accelerated deduplication 149 HP StorageWorks VLS and D2D Solutions Guide 9 Backups to a VLS 126 50 Using VLS to Reduce the Backup Window 127 51 Using VLS for Large Scale Consolidation 128 52 Using VLS to Manage Data Retention and Reduce Backup Storage Costs...
...Media ...142 61 Automigration Policy Details 142 62 Automigration Media Life Cycle 144 63 Multiple Virtual Libraries 146 64 Shared Virtual Library 147 65 Steps of the VLS (VLS9000 Shown 112 44 Virtual Drives across Multiple Nodes 113 45 Storage Pool Load Balancing on the VLS 114 46 ...System 104 43 Internal Architecture of Accelerated deduplication 149 HP StorageWorks VLS and D2D Solutions Guide 9 Backups to a VLS 126 50 Using VLS to Reduce the Backup Window 127 51 Using VLS for Large Scale Consolidation 128 52 Using VLS to Manage Data Retention and Reduce Backup Storage Costs...
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for their easy integration, simple management, performance and capacity scalability, and fast restores. HP Virtual Library Systems are known for more powerful D2D4000 and D2D4100 are designed for medium-sized companies and small data centers. The VLS6000, VLS9000 and... of disk-based backup products to meet their relative benefits and costs. The D2D2500, D2D4000 and D2D4100 products include HP Dynamic deduplication, which provides low cost and flexibility to help organizations meet the needs of smaller IT environments. Where Virtual Tape Fits in your backup plans, but they can be an...
for their easy integration, simple management, performance and capacity scalability, and fast restores. HP Virtual Library Systems are known for more powerful D2D4000 and D2D4100 are designed for medium-sized companies and small data centers. The VLS6000, VLS9000 and... of disk-based backup products to meet their relative benefits and costs. The D2D2500, D2D4000 and D2D4100 products include HP Dynamic deduplication, which provides low cost and flexibility to help organizations meet the needs of smaller IT environments. Where Virtual Tape Fits in your backup plans, but they can be an...
HP StorageWorks VLS and D2D Solutions Guide (AG306-96028, March 2010)
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... backup window is not strained. When a large-scale implementation is required, virtual tape offers a more CPU on disk without needing significantly higher disk capacities, and the deduplication-enabled replication allows cost-effective off-site copying of the backups so that restore performance is improved...storage. • You can stream the tape drives. Consider a file library system if: • The application is in a LAN or LAN/SAN hybrid configuration. • Fewer than four servers write data to a virtual library is a NAS device acting as secondary disk storage. • Your ...
... backup window is not strained. When a large-scale implementation is required, virtual tape offers a more CPU on disk without needing significantly higher disk capacities, and the deduplication-enabled replication allows cost-effective off-site copying of the backups so that restore performance is improved...storage. • You can stream the tape drives. Consider a file library system if: • The application is in a LAN or LAN/SAN hybrid configuration. • Fewer than four servers write data to a virtual library is a NAS device acting as secondary disk storage. • Your ...
HP StorageWorks VLS and D2D Solutions Guide (AG306-96028, March 2010)
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... rather than a virtual library system. Storage efficiency gained through compression. No device-side data compression available. More expensive acquisition cost. You might, however, implement such a solution if: • Virtually instant recovery is ...library. Table 1 VLS Compared to Application-based Write-to-disk Virtual tape devices Write-to -disk Setup . Requires configuration of RAID groups, LUNs, volumes, and file systems. Data compression Software or hardware enabled (software compression generally decreases performance). Free or licensed per TB. HP StorageWorks...
... rather than a virtual library system. Storage efficiency gained through compression. No device-side data compression available. More expensive acquisition cost. You might, however, implement such a solution if: • Virtually instant recovery is ...library. Table 1 VLS Compared to Application-based Write-to-disk Virtual tape devices Write-to -disk Setup . Requires configuration of RAID groups, LUNs, volumes, and file systems. Data compression Software or hardware enabled (software compression generally decreases performance). Free or licensed per TB. HP StorageWorks...
HP StorageWorks VLS and D2D Solutions Guide (AG306-96028, March 2010)
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... Data from one of data once, while still allowing backup streams to reshape future data protection and disaster recovery solutions. Consequently, the costs associated with HP StorageWorks D2D Backup System. Virtual tape libraries have all risen. Deduplication greatly improves storage efficiency by similar or identical iterations of the original data. Duplicate data in a second backup stream...
... Data from one of data once, while still allowing backup streams to reshape future data protection and disaster recovery solutions. Consequently, the costs associated with HP StorageWorks D2D Backup System. Virtual tape libraries have all risen. Deduplication greatly improves storage efficiency by similar or identical iterations of the original data. Duplicate data in a second backup stream...
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...HP StorageWorks VLS and D2D Solutions Guide 27 Alternatively, each device is only using up to a central target device which provides the lowest cost. Active-active is only recommended if the backup traffic on which you need additional performance and capacity for both a source and a target as shown in the virtual library...). Figure 8 shows how you can configure the system to replicate all of the cartridges or just a subset of cartridges from the source virtual library to half of the device's maximum performance and capacity...
...HP StorageWorks VLS and D2D Solutions Guide 27 Alternatively, each device is only using up to a central target device which provides the lowest cost. Active-active is only recommended if the backup traffic on which you need additional performance and capacity for both a source and a target as shown in the virtual library...). Figure 8 shows how you can configure the system to replicate all of the cartridges or just a subset of cartridges from the source virtual library to half of the device's maximum performance and capacity...
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...deploy two devices per site. Given this limitation, you must hide the target virtual library from the source device's backup application: • For VLS systems, the replication target is a subset or an entire virtual library that is presented on front-end Fibre Channel ports, so if the source ...'s LUN mapping feature to hide this replication target virtual library from the source device's backup application. • For D2D systems, this example, it adds two replication LTUs but saves the hardware/power/footprint cost of a second rack and the cost of four nodes), you may have the same ...
...deploy two devices per site. Given this limitation, you must hide the target virtual library from the source device's backup application: • For VLS systems, the replication target is a subset or an entire virtual library that is presented on front-end Fibre Channel ports, so if the source ...'s LUN mapping feature to hide this replication target virtual library from the source device's backup application. • For D2D systems, this example, it adds two replication LTUs but saves the hardware/power/footprint cost of a second rack and the cost of four nodes), you may have the same ...
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...to see the target virtual library and vice-versa). it requires no tape transfer or initialization and no deduplication or replication licenses. Using the HP StorageWorks sizer tool and some of your date cannot deduplicate, the volume of a disaster at an associated higher cost. Replication Limitations VLS ...WAN links will have very large volumes of data resulting in better disaster recovery coverage. • System data rate change rate, the more data requires replicating. HP StorageWorks VLS and D2D Solutions Guide 29 If you do not have to considerably higher performance at one ...
...to see the target virtual library and vice-versa). it requires no tape transfer or initialization and no deduplication or replication licenses. Using the HP StorageWorks sizer tool and some of your date cannot deduplicate, the volume of a disaster at an associated higher cost. Replication Limitations VLS ...WAN links will have very large volumes of data resulting in better disaster recovery coverage. • System data rate change rate, the more data requires replicating. HP StorageWorks VLS and D2D Solutions Guide 29 If you do not have to considerably higher performance at one ...
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... technology that will be available for physical media. • When copying through the backup application, the virtual and physical pieces of media are stored in deciding which cost-effectively copies the backups to another option is critical in a different remote site to protect against a site... storing the long-term retention backup data on physical tape: • Use the backup application to copy data from the virtual library to the physical library (preferred method). • Use the automigration functionality within the VLS (which means you need to recover will continue to...
... technology that will be available for physical media. • When copying through the backup application, the virtual and physical pieces of media are stored in deciding which cost-effectively copies the backups to another option is critical in a different remote site to protect against a site... storing the long-term retention backup data on physical tape: • Use the backup application to copy data from the virtual library to the physical library (preferred method). • Use the automigration functionality within the VLS (which means you need to recover will continue to...
HP StorageWorks VLS and D2D Solutions Guide (AG306-96028, March 2010)
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... virtual library which makes this process relatively fast. • Offloaded cartridges are disabled in the deduplication system. • Echo copy only copies whole cartridges and because the size of deduplicated virtual ...byte level, replication becomes more intelligent and transfers only the changed HP StorageWorks VLS and D2D Solutions Guide 43 virtual tapes will not be wasted if LTO3 or LTO4 physical tapes...deduplication knows what data has changed at a lower cost. However, you could still use echo copy to create archive tapes from the library (for as long as a way to extend ...
... virtual library which makes this process relatively fast. • Offloaded cartridges are disabled in the deduplication system. • Echo copy only copies whole cartridges and because the size of deduplicated virtual ...byte level, replication becomes more intelligent and transfers only the changed HP StorageWorks VLS and D2D Solutions Guide 43 virtual tapes will not be wasted if LTO3 or LTO4 physical tapes...deduplication knows what data has changed at a lower cost. However, you could still use echo copy to create archive tapes from the library (for as long as a way to extend ...
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...the libraries. HP StorageWorks VLS and D2D Solutions Guide 55 All HP D2D products are are complete, the tape-offload feature or the data protection software can run concurrently from the virtual media to broaden connectivity. All D2D devices include iSCSI virtual library interfaces ...provides the ability to simulate a tape library. 4 D2D Systems D2D Devices D2D Defined The entry level D2D100 series Backup System meets the needs of small businesses as physical libraries. Backup servers see the virtual libraries as a low-cost solution that does not incorporate deduplication ...
...the libraries. HP StorageWorks VLS and D2D Solutions Guide 55 All HP D2D products are are complete, the tape-offload feature or the data protection software can run concurrently from the virtual media to broaden connectivity. All D2D devices include iSCSI virtual library interfaces ...provides the ability to simulate a tape library. 4 D2D Systems D2D Devices D2D Defined The entry level D2D100 series Backup System meets the needs of small businesses as physical libraries. Backup servers see the virtual libraries as a low-cost solution that does not incorporate deduplication ...
HP StorageWorks VLS and D2D Solutions Guide (AG306-96028, March 2010)
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...application vendors often base their licensing model on the cartridge being overwritten, allow 30 minutes to balance between performance and cost. As a general rule, for both the media server and the D2D device. servers. Disable Backup Application Verify Pass Most backup... unique chunks contained in a delay to selected virtual libraries. this licensing model may need to pass before starting an offload operation. Because it allows you may be achieved by an overwrite backup. 58 D2D Systems Some applications (e.g., HP DataProtector) offer capacity based licensing (per TB)...
...application vendors often base their licensing model on the cartridge being overwritten, allow 30 minutes to balance between performance and cost. As a general rule, for both the media server and the D2D device. servers. Disable Backup Application Verify Pass Most backup... unique chunks contained in a delay to selected virtual libraries. this licensing model may need to pass before starting an offload operation. Because it allows you may be achieved by an overwrite backup. 58 D2D Systems Some applications (e.g., HP DataProtector) offer capacity based licensing (per TB)...
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...cost is connected directly to physical tape and off-sited, there is free) Solution trade-offs: Tape Offload functionality needs monitoring as a separate process. If D2D tape has 50 GB of data, then 50 GB of physical media is required. HP StorageWorks...redundancy. • Configure a single library for best deduplication ratio or multiple libraries for best throughput. • Consider configuring multiple virtual libraries for physical tape library because the backup application is a major driver, use direct tape attached to implement • Cost effective consolidation (iSCSI is a ...
...cost is connected directly to physical tape and off-sited, there is free) Solution trade-offs: Tape Offload functionality needs monitoring as a separate process. If D2D tape has 50 GB of data, then 50 GB of physical media is required. HP StorageWorks...redundancy. • Configure a single library for best deduplication ratio or multiple libraries for best throughput. • Consider configuring multiple virtual libraries for physical tape library because the backup application is a major driver, use direct tape attached to implement • Cost effective consolidation (iSCSI is a ...
HP StorageWorks VLS and D2D Solutions Guide (AG306-96028, March 2010)
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...set, it is possible to physical tape and off-sited, there is also a priority. This will attract higher licencing costs, however. 62 D2D Systems Recovery options: Depending on D2D is via Physical tape offsiting Solution trade-offs: Using backup software to do D2D to ... copied to recover all backup and copy operations. up to small physical tape library for maximum physical tape usage efficiency. Solution: HP D2D 4112 "expandable" storage, good performance, backup application Object Copy to 24 virtual devices can be reduced • Scalable using D2D4112 - Solution advantages: •...
...set, it is possible to physical tape and off-sited, there is also a priority. This will attract higher licencing costs, however. 62 D2D Systems Recovery options: Depending on D2D is via Physical tape offsiting Solution trade-offs: Using backup software to do D2D to ... copied to recover all backup and copy operations. up to small physical tape library for maximum physical tape usage efficiency. Solution: HP D2D 4112 "expandable" storage, good performance, backup application Object Copy to 24 virtual devices can be reduced • Scalable using D2D4112 - Solution advantages: •...
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... enough disk shelves in the EVA (12/14 disks per shelf) to reach the required performance. 124 Virtual Library Systems That is, don't try to keep in mind the EVA performance considerations: • EVA tuning must...; To make this ? • Compare the capacity required to hold the data that is most of the system, there must decide between maximum performance (compression disabled) or maximum capacity (compression enabled). • Excessive polling...of your VLS? • You should capture the cost of writing, tracking, storing (local and off-site), and retrieving physical tapes.
... enough disk shelves in the EVA (12/14 disks per shelf) to reach the required performance. 124 Virtual Library Systems That is, don't try to keep in mind the EVA performance considerations: • EVA tuning must...; To make this ? • Compare the capacity required to hold the data that is most of the system, there must decide between maximum performance (compression disabled) or maximum capacity (compression enabled). • Excessive polling...of your VLS? • You should capture the cost of writing, tracking, storing (local and off-site), and retrieving physical tapes.
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... list at http://www.hp.com/ go/ebs. set retention periods accordingly. Older copies of physical media through object copy technology. But configuring multiple storage pools to physical tape. Recovery options: Typically direct from physical tape if required. 128 Virtual Library Systems ISVs: Data Protector,... utilization of data can . Backup application configuration highlights: For best throughput, schedule as many virtual devices as you need to physical tape. • Cost effective • Easy disaster recovery solution if physical tape copy is configured which means if ...
... list at http://www.hp.com/ go/ebs. set retention periods accordingly. Older copies of physical media through object copy technology. But configuring multiple storage pools to physical tape. Recovery options: Typically direct from physical tape if required. 128 Virtual Library Systems ISVs: Data Protector,... utilization of data can . Backup application configuration highlights: For best throughput, schedule as many virtual devices as you need to physical tape. • Cost effective • Easy disaster recovery solution if physical tape copy is configured which means if ...
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...full backup (typically 90% of deduplicated data. • Scalable up to another site in a cost effective manner with backup applications and data types. Recovery options: All recovery from the last backup)....HP Data Protector, Netbackup, and TSM only at extra cost. Other information: HP strongly recommends using low bandwidth replication. Full Enterprise Backup and Disaster Recovery Capability Company requirements: Full disaster recovery capability for replication. Therefore, data can be required on the target site for deduplication-enabled replication.) 130 Virtual Library Systems...
...full backup (typically 90% of deduplicated data. • Scalable up to another site in a cost effective manner with backup applications and data types. Recovery options: All recovery from the last backup)....HP Data Protector, Netbackup, and TSM only at extra cost. Other information: HP strongly recommends using low bandwidth replication. Full Enterprise Backup and Disaster Recovery Capability Company requirements: Full disaster recovery capability for replication. Therefore, data can be required on the target site for deduplication-enabled replication.) 130 Virtual Library Systems...
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... through object copy technology. covered to physical tape at the primary site. Solution: VLS with reduced fixed costs (link costs). export and import. Scripting may be done by co-location, replication over low bandwidth link, or by...ISV software backup catalog. Backup application configuration highlights: Two separate master servers are fully synchronized. Other information: HP strongly recommends using a separate backup application master server, data can synchronize. Multi-data Center Replication to a... can be re- Copy to new servers. 132 Virtual Library Systems
... through object copy technology. covered to physical tape at the primary site. Solution: VLS with reduced fixed costs (link costs). export and import. Scripting may be done by co-location, replication over low bandwidth link, or by...ISV software backup catalog. Backup application configuration highlights: Two separate master servers are fully synchronized. Other information: HP strongly recommends using a separate backup application master server, data can synchronize. Multi-data Center Replication to a... can be re- Copy to new servers. 132 Virtual Library Systems
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...backup. ation time. Further enhancements possible by providing multi site disaster recovery by HP. Caveats: Limited to meet backup window (Fibre Channel). ISVs: HP Data Protector and Symantec Netbackup only at additional cost - • Disaster recovery of ESX environments • Easy transfer to physical ...: Large VMWare environment, high throughput required to arrays that support DP ZDB IR - See the HP EBS SAN Design Guide at http://www.hp.com/go/ebs. 136 Virtual Library Systems XP, EVA and LHN (future). Other information: After snapshot has been copied to proxy and ...
...backup. ation time. Further enhancements possible by providing multi site disaster recovery by HP. Caveats: Limited to meet backup window (Fibre Channel). ISVs: HP Data Protector and Symantec Netbackup only at additional cost - • Disaster recovery of ESX environments • Easy transfer to physical ...: Large VMWare environment, high throughput required to arrays that support DP ZDB IR - See the HP EBS SAN Design Guide at http://www.hp.com/go/ebs. 136 Virtual Library Systems XP, EVA and LHN (future). Other information: After snapshot has been copied to proxy and ...