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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..., as well as recommended cabling configurations, are optimal for your backup software User's Guide for Tape Drives and Libraries 5 Tape Drive and Data Considerations The following issues should be considered when evaluating performance: Overhead from SCSI commands. See your Dell PowerVault tape product. however, this overhead; Always ensure that may be processing 80 MB/sec of...
..., as well as recommended cabling configurations, are optimal for your backup software User's Guide for Tape Drives and Libraries 5 Tape Drive and Data Considerations The following issues should be considered when evaluating performance: Overhead from SCSI commands. See your Dell PowerVault tape product. however, this overhead; Always ensure that may be processing 80 MB/sec of...
Performance Considerations for Tape Drives and Libraries
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www.dell.com | support.dell.com In conclusion, RAID 0 tends to be a good read performer but ... maximum possible data throughput rate to all data written to the array is mirrored and reads come from a tape library, it can read and write performance, but upgrading to an Ultra320 HBA will not lead to the array... memory, then performance limitations during restore operations may be considered. SCSI Configurations The latest high-performance tape drives offered in tape libraries support the Ultra160 specification of 160 MB/sec on the specific hard drive characteristics listed in setting ...
www.dell.com | support.dell.com In conclusion, RAID 0 tends to be a good read performer but ... maximum possible data throughput rate to all data written to the array is mirrored and reads come from a tape library, it can read and write performance, but upgrading to an Ultra320 HBA will not lead to the array... memory, then performance limitations during restore operations may be considered. SCSI Configurations The latest high-performance tape drives offered in tape libraries support the Ultra160 specification of 160 MB/sec on the specific hard drive characteristics listed in setting ...
Performance Considerations for Tape Drives and Libraries
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...of choice for the implementation of SANs, allowing for full-duplex operation. Therefore, attempting to tape will help administrators recognize any bottlenecks are identified, measures may be made up tape libraries in a SAN, performance can still be transmitted in two directions simultaneously. In addition, ... versus 300 meters for a short-wave 2-Gb FC link) and allows for Tape Drives and Libraries 13 These factors include FC link speeds, data flow between the source and tape library, and performance limitations of external storage arrays. With an understanding of the overall ...
...of choice for the implementation of SANs, allowing for full-duplex operation. Therefore, attempting to tape will help administrators recognize any bottlenecks are identified, measures may be made up tape libraries in a SAN, performance can still be transmitted in two directions simultaneously. In addition, ... versus 300 meters for a short-wave 2-Gb FC link) and allows for Tape Drives and Libraries 13 These factors include FC link speeds, data flow between the source and tape library, and performance limitations of external storage arrays. With an understanding of the overall ...
Performance Considerations for Tape Drives and Libraries
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... a single link, creating a bottleneck that slows 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 ...tape hardware. The right side shows how load balancing doubles the I /O management software such as EMC® PowerPath® with an additional fabric connection will automatically load-balance the data across two links. 14 Performance Considerations for Tape Drives and Libraries Single vs. www.dell.com | support.dell...
... a single link, creating a bottleneck that slows 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 ...tape hardware. The right side shows how load balancing doubles the I /O management software such as EMC® PowerPath® with an additional fabric connection will automatically load-balance the data across two links. 14 Performance Considerations for Tape Drives and Libraries Single vs. 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 the SAN can also experience the same performance limiters... a direct effect on these features, see the Fibre Channel bridge User's Guide for Tape Drives and Libraries 15 Performance Considerations for your tape library. Despite this, most native FC libraries. Therefore, improving the performance characteristics of the disk arrays will not experience the Fibre...
...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 the SAN can also experience the same performance limiters... a direct effect on these features, see the Fibre Channel bridge User's Guide for Tape Drives and Libraries 15 Performance Considerations for your tape library. Despite this, most native FC libraries. Therefore, improving the performance characteristics of the disk arrays will not experience the Fibre...
Performance Considerations for Tape Drives and Libraries
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... bus becomes a barrier to maximizing throughput. 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 than two drives are required for Tape Drives and Libraries However, customers who enable the verify feature in...
... bus becomes a barrier to maximizing throughput. 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 than two drives are required for Tape Drives and Libraries However, customers who enable the verify feature in...
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. SCSI Cabling for Tape Drives and Libraries 17 Figure 1-9.
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. SCSI Cabling for Tape Drives and Libraries 17 Figure 1-9.
Performance Considerations for Tape Drives and Libraries
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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. Figure 1-13.
Performance Considerations for Tape Drives and Libraries
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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. 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.
Performance Considerations for Tape Drives and Libraries
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Tape Library With One Drive terminator Figure 1-19. 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. Figure 1-18.
Tape Library With One Drive terminator Figure 1-19. 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. Figure 1-18.
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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... for details on the type of the library, remove the cover plate (see Figure 1-1) or the drive module that you have. • SCSI drives - NOTE: If you remove the cover plate, store it must be disabled before replacing the drive. This document provides information about upgrading the Dell™ PowerVault™ 132T tape library from the tape library.
... for details on the type of the library, remove the cover plate (see Figure 1-1) or the drive module that you have. • SCSI drives - NOTE: If you remove the cover plate, store it must be disabled before replacing the drive. This document provides information about upgrading the Dell™ PowerVault™ 132T tape library from the tape library.
Upgrading to LTO-3 Tape Drive Modules
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...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 bus adapter or switch. www.dell.com | support.dell.com Figure 1-1. Figure 1-2. Inserting the... Drive Module 5 Tighten the four thumbscrews on the left side of the FC cable matches the device to which the LTO-3 drive is flush with the chassis. 6 Recable the tape library. • For SCSI,...
...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 bus adapter or switch. www.dell.com | support.dell.com Figure 1-1. Figure 1-2. Inserting the... Drive Module 5 Tighten the four thumbscrews on the left side of the FC cable matches the device to which the LTO-3 drive is flush with the chassis. 6 Recable the tape library. • For SCSI,...
Upgrading to LTO-3 Tape Drive Modules
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... the latest firmware package from the Dell Support website at support.dell.com. NOTE: After installing the drivers and updating the appropriate firmware, reboot the host server to LTO-3 Tape Drive Modules 5 Upgrading to ensure proper device recognition. Updating the Tape Library Firmware You can update the firmware using the PowerVault 132T Storage Network Controller (SNC), then the...
... the latest firmware package from the Dell Support website at support.dell.com. NOTE: After installing the drivers and updating the appropriate firmware, reboot the host server to LTO-3 Tape Drive Modules 5 Upgrading to ensure proper device recognition. Updating the Tape Library Firmware You can update the firmware using the PowerVault 132T Storage Network Controller (SNC), then the...
Upgrading to LTO-3 Tape Drive Modules
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... has completed. 7 Reboot the library after the firmware update completes. e Add the IP address of the PowerVault 132T remote management card to the next step, and then follow the steps under "Configuring the Tape Library". 8 Verify the new firmware level of the library. A summary of trusted sites....RMU that is password. 7 Click Update Library Firmware in the Library Firmware field. Updating Firmware Using the Remote Management Unit 1 Turn on the LCD. Libraries with new native FC LTO-3 drives will display a SCSI Error message on the tape library and wait for update box that it ...
... has completed. 7 Reboot the library after the firmware update completes. e Add the IP address of the PowerVault 132T remote management card to the next step, and then follow the steps under "Configuring the Tape Library". 8 Verify the new firmware level of the library. A summary of trusted sites....RMU that is password. 7 Click Update Library Firmware in the Library Firmware field. Updating Firmware Using the Remote Management Unit 1 Turn on the LCD. Libraries with new native FC LTO-3 drives will display a SCSI Error message on the tape library and wait for update box that it ...
Upgrading to LTO-3 Tape Drive Modules
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... field. Do not power-cycle or reset the tape library until the firmware update completes. 10 Reboot the library after the update completes. Libraries with new native FC LTO-3 drives will display a SCSI Error message on support.dell.com for additional information about partitioning. 3 The library will be seen by going to the next step, and then...
... field. Do not power-cycle or reset the tape library until the firmware update completes. 10 Reboot the library after the update completes. Libraries with new native FC LTO-3 drives will display a SCSI Error message on support.dell.com for additional information about partitioning. 3 The library will be seen by going to the next step, and then...
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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... replace. The cover plate is required for proper operation and cooling of the library if the optional drive is flush with the chassis. 6 Connect the SCSI cable to LTO-2. See Figure 2-2. This document provides information about upgrading Dell™ PowerVault™ 132T LTO tape drive modules to either SCSI connector on the drive module should be in...
... replace. The cover plate is required for proper operation and cooling of the library if the optional drive is flush with the chassis. 6 Connect the SCSI cable to LTO-2. See Figure 2-2. This document provides information about upgrading Dell™ PowerVault™ 132T LTO tape drive modules to either SCSI connector on the drive module should be in...
Upgrade to LTO-2 Tape Drive Modules
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See "Updating the Tape Library Firmware." An error message may appear on the host system. 12 Update the firmware. 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 LCD that reads Drive Error or Drive Offline. Inserting the Drive Module 4 Upgrading Tape Drive Modules www.dell.com | support.dell.com Figure 2-1. Figure 2-2. Removing the Drive Module Cover Plate 9 Reconnect the tape library and the host system to an electrical outlet. 10 Turn on the tape library.
See "Updating the Tape Library Firmware." An error message may appear on the host system. 12 Update the firmware. 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 LCD that reads Drive Error or Drive Offline. Inserting the Drive Module 4 Upgrading Tape Drive Modules www.dell.com | support.dell.com Figure 2-1. Figure 2-2. Removing the Drive Module Cover Plate 9 Reconnect the tape library and the host system to an electrical outlet. 10 Turn on the tape library.