Performance Considerations for Tape Drives and Libraries
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Contents Introduction 5 General Host Backup Considerations 5 Tape Drive and Data Considerations 5 Hard Drive and RAID Array Configuration 6 General Performance Considerations When Using Multiple Drives in Tape Libraries 12 SCSI Configurations 12 SAN Configurations 13 Contents 3
Contents Introduction 5 General Host Backup Considerations 5 Tape Drive and Data Considerations 5 Hard Drive and RAID Array Configuration 6 General Performance Considerations When Using Multiple Drives in Tape Libraries 12 SCSI Configurations 12 SAN Configurations 13 Contents 3
Performance Considerations for Tape Drives and Libraries
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... time the disk spends seeking the data; however, this overhead; Potential fibre limitations for information on the SCSI bus restrict all SCSI devices in Tape Libraries." See your Dell PowerVault tape product. The latter rate is written to and from SCSI commands. Backup software buffer size. For optimal backup performance, backup software buffers should be...
... time the disk spends seeking the data; however, this overhead; Potential fibre limitations for information on the SCSI bus restrict all SCSI devices in Tape Libraries." See your Dell PowerVault tape product. The latter rate is written to and from SCSI commands. Backup software buffer size. For optimal backup performance, backup software buffers should be...
Performance Considerations for Tape Drives and Libraries
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... "Hard Drive Performance." The 160 MB/sec data rate of the RAID configuration. By employing simple performance-minded methods in Tape Libraries When multiple tape drives are added to a point. www.dell.com | support.dell.com In conclusion, RAID 0 tends to be limited. Therefore, to achieve maximum performance, backup servers utilizing SCSI must be subject...
... "Hard Drive Performance." The 160 MB/sec data rate of the RAID configuration. By employing simple performance-minded methods in Tape Libraries When multiple tape drives are added to a point. www.dell.com | support.dell.com In conclusion, RAID 0 tends to be limited. Therefore, to achieve maximum performance, backup servers utilizing SCSI must be subject...
Performance Considerations for Tape Drives and Libraries
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... protocol in SANs, proper considerations must be made up tape libraries in two directions simultaneously. Therefore, attempting to reveal significant performance limitations. If the host is read from a source and written to tape will help administrators recognize any bottlenecks are identified, measures...be avoided. These factors include FC link speeds, data flow between the source and tape library, and performance limitations of external storage arrays. Therefore, when using three or more tape drives simultaneously on a 2-Gb link, you may need to distribute the backups ...
... protocol in SANs, proper considerations must be made up tape libraries in two directions simultaneously. Therefore, attempting to reveal significant performance limitations. If the host is read from a source and written to tape will help administrators recognize any bottlenecks are identified, measures...be avoided. These factors include FC link speeds, data flow between the source and tape library, and performance limitations of external storage arrays. Therefore, when using three or more tape drives simultaneously on a 2-Gb link, you may need to distribute the backups ...
Performance Considerations for Tape Drives and Libraries
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... through path failover. See Figure 1-7. Split Data Flow to Tape Library HOST HOST Fibre Channel Switch Fibre Channel Switch Fibre Channel Switch Tape Library Fibre Channel Disk Array Tape Library Fibre Channel Disk Array At the same time, if a... bottleneck exists in which all of the array by allowing the data to transmit across multiple paths and increase availability through a single link, creating a bottleneck that slows data flow to the tape hardware. www.dell.com | support.dell...
... through path failover. See Figure 1-7. Split Data Flow to Tape Library HOST HOST Fibre Channel Switch Fibre Channel Switch Fibre Channel Switch Tape Library Fibre Channel Disk Array Tape Library Fibre Channel Disk Array At the same time, if a... bottleneck exists in which all of the array by allowing the data to transmit across multiple paths and increase availability through a single link, creating a bottleneck that slows data flow to the tape hardware. www.dell.com | support.dell...
Performance Considerations for Tape Drives and Libraries
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...Load-Balanced Disk Array HOST HOST Fibre Channel Switch Fibre Channel Switch Fibre Channel Switch Fibre Channel Switch Tape Library Fibre Channel Disk Array Tape Library Fibre Channel Disk Array Finally, FC disk arrays on backup speed across the SAN. The module acts ... as a bottleneck and decrease performance of a Fibre Channel bridge module. Despite this, most native FC libraries. SAN Configurations Utilizing the Library Fibre Channel Bridge Certain tape libraries may act as the primary limiting factor in "Hard Drive and RAID Array Configuration." Bottlenecked Data Flow vs...
...Load-Balanced Disk Array HOST HOST Fibre Channel Switch Fibre Channel Switch Fibre Channel Switch Fibre Channel Switch Tape Library Fibre Channel Disk Array Tape Library Fibre Channel Disk Array Finally, FC disk arrays on backup speed across the SAN. The module acts ... as a bottleneck and decrease performance of a Fibre Channel bridge module. Despite this, most native FC libraries. SAN Configurations Utilizing the Library Fibre Channel Bridge Certain tape libraries may act as the primary limiting factor in "Hard Drive and RAID Array Configuration." Bottlenecked Data Flow vs...
Performance Considerations for Tape Drives and Libraries
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... performance by up to 25 percent. 16 Performance Considerations for Tape Drives and Libraries Figure 1-8. The backup rates for two drives on a single bus. www.dell.com | support.dell.com Recommended Cabling Configurations SCSI Cabling to the Host Tape Library With up to Six Tape Drives When the tape library is SCSI-attached to a host, ensure that no more...
... performance by up to 25 percent. 16 Performance Considerations for Tape Drives and Libraries Figure 1-8. The backup rates for two drives on a single bus. www.dell.com | support.dell.com Recommended Cabling Configurations SCSI Cabling to the Host Tape Library With up to Six Tape Drives When the tape library is SCSI-attached to a host, ensure that no more...
Performance Considerations for Tape Drives and Libraries
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Performance Considerations for Library With up to Two Tape Drives terminator Cabling Drives to the Fibre Channel Bridge Figures 1-10 through 1-17 illustrate how a tape library with up to six drives should be configured with a Fibre Channel bridge module in order to optimize tape performance over FC. Figure 1-9. SCSI Cabling for Tape Drives and Libraries 17
Performance Considerations for Library With up to Two Tape Drives terminator Cabling Drives to the Fibre Channel Bridge Figures 1-10 through 1-17 illustrate how a tape library with up to six drives should be configured with a Fibre Channel bridge module in order to optimize tape performance over FC. Figure 1-9. SCSI Cabling for Tape Drives and Libraries 17
Performance Considerations for Tape Drives and Libraries
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Figure 1-13. Channel Zoning Settings for Tape Library With One to Four Drives terminator drive 4 drive 3 terminator drive 2 drive 1 Performance Considerations for Tape Drives and Libraries 21 Fibre Channel Bridge Cabling With Four Tape Drives library SCSI interface SCSI 1 SCSI 2 Figure 1-14.
Figure 1-13. Channel Zoning Settings for Tape Library With One to Four Drives terminator drive 4 drive 3 terminator drive 2 drive 1 Performance Considerations for Tape Drives and Libraries 21 Fibre Channel Bridge Cabling With Four Tape Drives library SCSI interface SCSI 1 SCSI 2 Figure 1-14.
Performance Considerations for Tape Drives and Libraries
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Channel Zoning Settings for Tape Library With Five or Six Drives terminator drive 6 terminator drive 5 drive 4 terminator drive 3 drive 2 terminator drive 1 Performance Considerations for Tape Drives and Libraries 23 Fibre Channel Bridge Cabling With Six Tape Drives library SCSI interface SCSI 3 SCSI 4 SCSI 1 SCSI 2 Figure 1-17. Figure 1-16.
Channel Zoning Settings for Tape Library With Five or Six Drives terminator drive 6 terminator drive 5 drive 4 terminator drive 3 drive 2 terminator drive 1 Performance Considerations for Tape Drives and Libraries 23 Fibre Channel Bridge Cabling With Six Tape Drives library SCSI interface SCSI 3 SCSI 4 SCSI 1 SCSI 2 Figure 1-17. Figure 1-16.
Performance Considerations for Tape Drives and Libraries
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Figure 1-18. Tape Library With Two Drives terminator terminator 24 Performance Considerations for Tape Drives and Libraries www.dell.com | support.dell.com Figure 1-18 and Figure 1-19 illustrate how a tape library with up to two tape drives should be configured with a Fibre Channel bridge module in order to optimize tape performance over FC. Tape Library With One Drive terminator Figure 1-19.
Figure 1-18. Tape Library With Two Drives terminator terminator 24 Performance Considerations for Tape Drives and Libraries www.dell.com | support.dell.com Figure 1-18 and Figure 1-19 illustrate how a tape library with up to two tape drives should be configured with a Fibre Channel bridge module in order to optimize tape performance over FC. Tape Library With One Drive terminator Figure 1-19.
Upgrading to LTO-3 Tape Drive Modules
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Dell™ PowerVault™ 132T LTO Tape Library Upgrading to LTO-3 Tape Drive Modules www.dell.com | support.dell.com
Dell™ PowerVault™ 132T LTO Tape Library Upgrading to LTO-3 Tape Drive Modules www.dell.com | support.dell.com
Upgrading to LTO-3 Tape Drive Modules
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... disconnect the power cable. 2 Disconnect the SCSI cable that connects the tape library to the host system. 3 On the back of the library if the optional drive is enabled. This document provides information about upgrading the Dell™ PowerVault™ 132T tape library from the tape library. therefore, when upgrading to LTO-3 tape drives. You must be in the centermost drive bay.
... disconnect the power cable. 2 Disconnect the SCSI cable that connects the tape library to the host system. 3 On the back of the library if the optional drive is enabled. This document provides information about upgrading the Dell™ PowerVault™ 132T tape library from the tape library. therefore, when upgrading to LTO-3 tape drives. You must be in the centermost drive bay.
Upgrading to LTO-3 Tape Drive Modules
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... on the drive module should be inserted into position. www.dell.com | support.dell.com Figure 1-1. Removing the Drive Module Cover Plate 4 Carefully slide the new LTO-3 drive module into the plastic guide on the drive module until it is being attached. 7 Reconnect the tape library to an electrical outlet. 4 Upgrading to an FC host...
... on the drive module should be inserted into position. www.dell.com | support.dell.com Figure 1-1. Removing the Drive Module Cover Plate 4 Carefully slide the new LTO-3 drive module into the plastic guide on the drive module until it is being attached. 7 Reconnect the tape library to an electrical outlet. 4 Upgrading to an FC host...
Upgrading to LTO-3 Tape Drive Modules
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... be upgraded. NOTE: The downloaded firmware file is located at c:\dell\drivers\rxxxxx\Library\LTO\, where rxxxxx is the release number of the downloaded firmware package. Upgrading to recognize the new LTO-3 drives. Updating the Tape Library Firmware You can update the firmware using the PowerVault 132T Storage Network Controller (SNC), then the firmware for device configuration instructions...
... be upgraded. NOTE: The downloaded firmware file is located at c:\dell\drivers\rxxxxx\Library\LTO\, where rxxxxx is the release number of the downloaded firmware package. Upgrading to recognize the new LTO-3 drives. Updating the Tape Library Firmware You can update the firmware using the PowerVault 132T Storage Network Controller (SNC), then the firmware for device configuration instructions...
Upgrading to LTO-3 Tape Drive Modules
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... for it is being used, skip to LTO-3 Tape Drive Modules www.dell.com | support.dell.com 6 Press . A summary of trusted sites. e Add the IP address of the PowerVault 132T remote management card to the main Web page of the remote management card. Ignore this behavior is normal until the tape library firmware has been updated. 2 Open a Web...
... for it is being used, skip to LTO-3 Tape Drive Modules www.dell.com | support.dell.com 6 Press . A summary of trusted sites. e Add the IP address of the PowerVault 132T remote management card to the main Web page of the remote management card. Ignore this behavior is normal until the tape library firmware has been updated. 2 Open a Web...
Upgrading to LTO-3 Tape Drive Modules
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...then follow the steps under "Configuring the Tape Library." 11 Verify the new firmware level of the library. The firmware level can be updated. See the system documentation on support.dell.com for additional information about partitioning. 3 The library will automatically reboot to native FC drives....setting to LTO-3 Tape Drive Modules 7 NOTE: The downloaded firmware file is located at c:\dell\drivers\rxxxxx\Library\LTO\, where rxxxxx is listed in .lif. 9 Click Update Firmware to the main Web page of the remote management card. Do not power-cycle or reset the tape library until ...
...then follow the steps under "Configuring the Tape Library." 11 Verify the new firmware level of the library. The firmware level can be updated. See the system documentation on support.dell.com for additional information about partitioning. 3 The library will automatically reboot to native FC drives....setting to LTO-3 Tape Drive Modules 7 NOTE: The downloaded firmware file is located at c:\dell\drivers\rxxxxx\Library\LTO\, where rxxxxx is listed in .lif. 9 Click Update Firmware to the main Web page of the remote management card. Do not power-cycle or reset the tape library until ...
Upgrade to LTO-2 Tape Drive Modules
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Dell™ PowerVault™ 132T LTO Tape Library Upgrading to LTO-2 Tape Drive Modules www.dell.com | support.dell.com
Dell™ PowerVault™ 132T LTO Tape Library Upgrading to LTO-2 Tape Drive Modules www.dell.com | support.dell.com
Upgrade to LTO-2 Tape Drive Modules
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... Modules 3 This document provides information about upgrading Dell™ PowerVault™ 132T LTO tape drive modules to either SCSI connector on the drive module should be in the SCSI chain. To install drive modules, perform the following procedures: • Installing drives • Updating tape library firmware Installing Drives If you have only one drive module installed in...
... Modules 3 This document provides information about upgrading Dell™ PowerVault™ 132T LTO tape drive modules to either SCSI connector on the drive module should be in the SCSI chain. To install drive modules, perform the following procedures: • Installing drives • Updating tape library firmware Installing Drives If you have only one drive module installed in...
Upgrade to LTO-2 Tape Drive Modules
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This behavior is normal until the tape library firmware has been updated. 11 When the tape library is turned on and online, turn on the tape library. Figure 2-2. Inserting the Drive Module 4 Upgrading Tape Drive Modules See "Updating the Tape Library Firmware." www.dell.com | support.dell.com Figure 2-1. Removing the Drive Module Cover Plate 9 Reconnect the tape library and the host system to an electrical outlet. 10 Turn on the host system. 12 Update the firmware. An error message may appear on the LCD that reads Drive Error or Drive Offline.
This behavior is normal until the tape library firmware has been updated. 11 When the tape library is turned on and online, turn on the tape library. Figure 2-2. Inserting the Drive Module 4 Upgrading Tape Drive Modules See "Updating the Tape Library Firmware." www.dell.com | support.dell.com Figure 2-1. Removing the Drive Module Cover Plate 9 Reconnect the tape library and the host system to an electrical outlet. 10 Turn on the host system. 12 Update the firmware. An error message may appear on the LCD that reads Drive Error or Drive Offline.