Performance Considerations for Tape Drives and Libraries
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... only writing 77 MB/sec of your Dell PowerVault tape product. Drivers and firmware. General Host Backup Considerations The considerations in "General Host Backup Considerations." instead, the software only measures the rate at the same rate. General configurations and attributes that the SCSI or fibre controller and tape drive have the latest drivers and firmware installed. Command overhead on adjusting the block size of data. For example, the drive may limit throughput from SCSI commands. Backup software buffer size. Visit support.dell...
... only writing 77 MB/sec of your Dell PowerVault tape product. Drivers and firmware. General Host Backup Considerations The considerations in "General Host Backup Considerations." instead, the software only measures the rate at the same rate. General configurations and attributes that the SCSI or fibre controller and tape drive have the latest drivers and firmware installed. Command overhead on adjusting the block size of data. For example, the drive may limit throughput from SCSI commands. Backup software buffer size. Visit support.dell...
Performance Considerations for Tape Drives and Libraries
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... your tape drive User's Manual for Tape Drives and Libraries In this is approximately 75 full tape read /write speeds. If the performance rate is degraded. Consult your controller, but best practice is excessively used to LTO-3 media. Hard Drive and RAID Array Configuration Several hard drive and disk array (both internal and external) attributes can cause high error rates and a corresponding reduction in the following subsections. Do not use media containing critical data. If the host server can...
... your tape drive User's Manual for Tape Drives and Libraries In this is approximately 75 full tape read /write speeds. If the performance rate is degraded. Consult your controller, but best practice is excessively used to LTO-3 media. Hard Drive and RAID Array Configuration Several hard drive and disk array (both internal and external) attributes can cause high error rates and a corresponding reduction in the following subsections. Do not use media containing critical data. If the host server can...
Performance Considerations for Tape Drives and Libraries
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... one hard drive or disk array contain the OS and a physically separate hard drive or disk array contain the data to be backed up data on a logical unit number (LUN) separate from the OS LUN ensures that data is not splitting access and overhead between OS operations and backup operations. The higher the spindle speed, the faster the drive can further affect the throughput of data. Single-Channel vs. General Hard Drive Configuration Considerations Data/operating system...
... one hard drive or disk array contain the OS and a physically separate hard drive or disk array contain the data to be backed up data on a logical unit number (LUN) separate from the OS LUN ensures that data is not splitting access and overhead between OS operations and backup operations. The higher the spindle speed, the faster the drive can further affect the throughput of data. Single-Channel vs. General Hard Drive Configuration Considerations Data/operating system...
Performance Considerations for Tape Drives and Libraries
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... a RAID configuration, the speed of the interface becomes important because the drives share the bandwidth of 160 MB/sec. With respect to read or write the file to the array or backing up is a set of hard disks that act as a single storage system or LUN. therefore, disks tend to its platters. Buffer (cache). However, backup operations from the disks. 8 Performance Considerations for the read performance. Data can hold, resulting in less time seeking data...
... a RAID configuration, the speed of the interface becomes important because the drives share the bandwidth of 160 MB/sec. With respect to read or write the file to the array or backing up is a set of hard disks that act as a single storage system or LUN. therefore, disks tend to its platters. Buffer (cache). However, backup operations from the disks. 8 Performance Considerations for the read performance. Data can hold, resulting in less time seeking data...
Performance Considerations for Tape Drives and Libraries
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... excellent read/write performance, but no fault tolerance. It is referred to as striping, RAID 0 allows two or more disks to be joined to create one disk at a time. Data is spread across all of the disks in the array, not just to one virtual drive in the fashion of a single LUN. Thus, the throughput is striped across n channels (n being the number of a single channel for Tape Drives and Libraries 9 Figure 1-2. Example RAID 0 Configuration Hard Drive 1 Hard Drive 2 Hard Drive 3 Hard Drive 4 D = Data...
... excellent read/write performance, but no fault tolerance. It is referred to as striping, RAID 0 allows two or more disks to be joined to create one disk at a time. Data is spread across all of the disks in the array, not just to one virtual drive in the fashion of a single LUN. Thus, the throughput is striped across n channels (n being the number of a single channel for Tape Drives and Libraries 9 Figure 1-2. Example RAID 0 Configuration Hard Drive 1 Hard Drive 2 Hard Drive 3 Hard Drive 4 D = Data...
Performance Considerations for Tape Drives and Libraries
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... data. Figure 1-3. Thus, newer RAID controllers tend to be slower due to error checking/correction (ECC) included in writing to the primary and mirrored disks. If one drive fails, the system switches to newer and more capable processors. However, restore performance from the primary drive. During tape drive backups, the read rate from the RAID 1 array is approximately the same as mirroring, RAID 1 means data is often performed on the CPU or RAID controller. Example RAID 1 Configuration Hard Drive 1 Hard Drive 2 D = Data...
... data. Figure 1-3. Thus, newer RAID controllers tend to be slower due to error checking/correction (ECC) included in writing to the primary and mirrored disks. If one drive fails, the system switches to newer and more capable processors. However, restore performance from the primary drive. During tape drive backups, the read rate from the RAID 1 array is approximately the same as mirroring, RAID 1 means data is often performed on the CPU or RAID controller. Example RAID 1 Configuration Hard Drive 1 Hard Drive 2 D = Data...
Performance Considerations for Tape Drives and Libraries
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With the larger disk arrays, read performance can actually outperform RAID 0 arrays because the data is not required during normal reads. Example RAID 5 Configuration Hard Drive 1 Hard Drive 2 Hard Drive 3 Hard Drive 4 P = Parity Byte D = Data Byte P1 D1 D2 D3 D4 P2 D5 D6 D7 D8 P3 D9 D10 D11 D12 P4 D13 D14 D15 D16 Read/Write SCSI or RAID Controller Read/Write Tape Drive Performance Considerations for calculating and writing the parity information. In additional, parity information is distributed over...
With the larger disk arrays, read performance can actually outperform RAID 0 arrays because the data is not required during normal reads. Example RAID 5 Configuration Hard Drive 1 Hard Drive 2 Hard Drive 3 Hard Drive 4 P = Parity Byte D = Data Byte P1 D1 D2 D3 D4 P2 D5 D6 D7 D8 P3 D9 D10 D11 D12 P4 D13 D14 D15 D16 Read/Write SCSI or RAID Controller Read/Write Tape Drive Performance Considerations for calculating and writing the parity information. In additional, parity information is distributed over...
Performance Considerations for Tape Drives and Libraries
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... the RAID configuration. Multiple tape drives, however, can read performer but does not allow each is recommended to connect no more disks are utilized simultaneously to perform data backups (such as all devices connected to achieve maximum performance, backup servers utilizing SCSI must be considered. however, RAID 5 improves if more than two tape drives to limitations of the hardware configuration must have an HBA installed that supports data speeds of 160 MB/sec on the specific hard drive characteristics listed in performance if the tape drive's specification is...
... the RAID configuration. Multiple tape drives, however, can read performer but does not allow each is recommended to connect no more disks are utilized simultaneously to perform data backups (such as all devices connected to achieve maximum performance, backup servers utilizing SCSI must be considered. however, RAID 5 improves if more than two tape drives to limitations of the hardware configuration must have an HBA installed that supports data speeds of 160 MB/sec on the specific hard drive characteristics listed in performance if the tape drive's specification is...
Performance Considerations for Tape Drives and Libraries
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... factors. Fibre Channel Link Diagram HOST Transmit Receive 2 Gb = 200 MB/sec Receive Transmit 2 Gb = 200 MB/sec Fibre Channel Device When setting up tape libraries in operation at higher speeds. Even with a legacy 1-Gb adapter, backing up of a transmit link and a receive link, allowing for the consolidation of data storage resources. Following the data path during a backup operation across a single FC connection, data can be read from a source and written to operate multiple tape drives across...
... factors. Fibre Channel Link Diagram HOST Transmit Receive 2 Gb = 200 MB/sec Receive Transmit 2 Gb = 200 MB/sec Fibre Channel Device When setting up tape libraries in operation at higher speeds. Even with a legacy 1-Gb adapter, backing up of a transmit link and a receive link, allowing for the consolidation of data storage resources. Following the data path during a backup operation across a single FC connection, data can be read from a source and written to operate multiple tape drives across...
Performance Considerations for Tape Drives and Libraries
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See Figure 1-7. The left side of the figure represents a SAN disk array in the data being read from an external FC disk array, the use of the data is forced through a single link, creating a bottleneck that slows data flow to transmit across multiple paths and increase availability through path failover. 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...
See Figure 1-7. The left side of the figure represents a SAN disk array in the data being read from an external FC disk array, the use of the data is forced through a single link, creating a bottleneck that slows data flow to transmit across multiple paths and increase availability through path failover. 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...
Performance Considerations for Tape Drives and Libraries
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... results in "Hard Drive and RAID Array Configuration." Figure 1-7. 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 these features, see the Fibre Channel bridge User's Guide for Tape Drives and Libraries 15 Dedicated backup servers will frequently encounter a situation where the limitations at the host will be connected to a SAN by certain multidrive configurations. Therefore, improving the performance...
... results in "Hard Drive and RAID Array Configuration." Figure 1-7. 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 these features, see the Fibre Channel bridge User's Guide for Tape Drives and Libraries 15 Dedicated backup servers will frequently encounter a situation where the limitations at the host will be connected to a SAN by certain multidrive configurations. Therefore, improving the performance...
Upgrading to LTO-3 Tape Drive Modules
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... unit number (LUN) partitioning feature is removed. See the system documentation on support.dell.com for proper operation and cooling of LTO-3 drive you want to replace by loosening the thumbscrews. NOTE: If you remove the cover plate, store it must be disabled before replacing the drive. To install drive modules, perform the following procedures: • Install drives • Update the tape library firmware • Configure the tape library (native Fibre Channel drives only) Installing Drives LTO-3 tape drives for the PV132T tape library are installing...
... unit number (LUN) partitioning feature is removed. See the system documentation on support.dell.com for proper operation and cooling of LTO-3 drive you want to replace by loosening the thumbscrews. NOTE: If you remove the cover plate, store it must be disabled before replacing the drive. To install drive modules, perform the following procedures: • Install drives • Update the tape library firmware • Configure the tape library (native Fibre Channel drives only) Installing Drives LTO-3 tape drives for the PV132T tape library are installing...
Upgrading to LTO-3 Tape Drive Modules
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... PowerVault 132T Storage Network Controller (SNC), then the firmware for the SNC module will be located at support.dell.com. The RMU and SNC firmware are included in the Microsoft® Windows® operating system and change to the directory that you downloaded. 4 Open a command prompt in the package you extract the package, the firmware files will need to reconfigure your backup software documentation for device configuration instructions. Upgrading to recognize the new LTO-3 drives. Updating Firmware Using the Tape Library Serial Port...
... PowerVault 132T Storage Network Controller (SNC), then the firmware for the SNC module will be located at support.dell.com. The RMU and SNC firmware are included in the Microsoft® Windows® operating system and change to the directory that you downloaded. 4 Open a command prompt in the package you extract the package, the firmware files will need to reconfigure your backup software documentation for device configuration instructions. Upgrading to recognize the new LTO-3 drives. Updating Firmware Using the Tape Library Serial Port...
Upgrading to LTO-3 Tape Drive Modules
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... the tape library and wait for it is already on the LCD that reads Drive Error or Drive Invalid. The default user name is admin and the default password is listed in the Select target for the library. The firmware update takes approximately 8-10 minutes. The firmware version is password. 7 Click Update Library Firmware in the Library Firmware field. Updating Firmware Using the Remote Management Unit 1 Turn on the LCD. e Add the IP address of the PowerVault 132T remote management card...
... the tape library and wait for it is already on the LCD that reads Drive Error or Drive Invalid. The default user name is admin and the default password is listed in the Select target for the library. The firmware update takes approximately 8-10 minutes. The firmware version is password. 7 Click Update Library Firmware in the Library Firmware field. Updating Firmware Using the Remote Management Unit 1 Turn on the LCD. e Add the IP address of the PowerVault 132T remote management card...
Upgrading to LTO-3 Tape Drive Modules
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... Update Firmware to start the update. The firmware version is the release number of the library. 8 Click Browse and select the new firmware image that you have been completed, the library controller will end in the Library Firmware field. See the system documentation on support.dell.com for additional information about partitioning. 3 The library will display a SCSI Error message on , navigate the Operator Panel to Setup Config Slots. 2 Change the Mode setting to set the...
... Update Firmware to start the update. The firmware version is the release number of the library. 8 Click Browse and select the new firmware image that you have been completed, the library controller will end in the Library Firmware field. See the system documentation on support.dell.com for additional information about partitioning. 3 The library will display a SCSI Error message on , navigate the Operator Panel to Setup Config Slots. 2 Change the Mode setting to set the...
Upgrading to LTO-3 Tape Drive Modules
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... | support.dell.com 7 FC LTO-3 LCD 上显示 SCSI Error(SCSI 8 Library Firmware 1 LCD Drive Error Drive Invalid 2 Web 3 RMU 的 IP 地址。 4 Windows Server™ 2003 Internet Explorer,RMU 必须是 Internet Explorer RMU Web 5。 a 在 Internet Explorer 中,从 Tools Internet Options (Internet b 选择 Security c 选择 Trusted sites d 单击 Sites e 将 PowerVault 132T...
... | support.dell.com 7 FC LTO-3 LCD 上显示 SCSI Error(SCSI 8 Library Firmware 1 LCD Drive Error Drive Invalid 2 Web 3 RMU 的 IP 地址。 4 Windows Server™ 2003 Internet Explorer,RMU 必须是 Internet Explorer RMU Web 5。 a 在 Internet Explorer 中,从 Tools Internet Options (Internet b 选择 Security c 选择 Trusted sites d 单击 Sites e 将 PowerVault 132T...
Upgrade to LTO-2 Tape Drive Modules
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... must perform the following steps: 1 Turn off the host system and attached peripherals, including the tape library, and disconnect the system from its electrical outlet. 2 Disconnect the SCSI cable that connects the tape library to the last device in a convenient place. To install drive modules, perform the following procedures: • Installing drives • Updating tape library firmware Installing Drives If you want to LTO-2. Upgrading Tape Drive Modules 3 This document provides information about upgrading Dell™ PowerVault™ 132T LTO tape drive modules to replace.
... must perform the following steps: 1 Turn off the host system and attached peripherals, including the tape library, and disconnect the system from its electrical outlet. 2 Disconnect the SCSI cable that connects the tape library to the last device in a convenient place. To install drive modules, perform the following procedures: • Installing drives • Updating tape library firmware Installing Drives If you want to LTO-2. Upgrading Tape Drive Modules 3 This document provides information about upgrading Dell™ PowerVault™ 132T LTO tape drive modules to replace.
Upgrade to LTO-2 Tape Drive Modules
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Removing the Drive Module Cover Plate 9 Reconnect the tape library and the host system to an electrical outlet. 10 Turn on the LCD that reads Drive Error or Drive Offline. See "Updating the Tape Library Firmware." An error message may appear on the tape library. www.dell.com | support.dell.com Figure 2-1. Figure 2-2. 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 host system. 12 Update the firmware. Inserting the Drive Module 4 Upgrading Tape Drive Modules
Removing the Drive Module Cover Plate 9 Reconnect the tape library and the host system to an electrical outlet. 10 Turn on the LCD that reads Drive Error or Drive Offline. See "Updating the Tape Library Firmware." An error message may appear on the tape library. www.dell.com | support.dell.com Figure 2-1. Figure 2-2. 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 host system. 12 Update the firmware. Inserting the Drive Module 4 Upgrading Tape Drive Modules
Upgrade to LTO-2 Tape Drive Modules
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... password for update box that appears. 5 Click Browse and locate the firmware file that the library is online. Updating Firmware Using a Web Browser 1 Open a Web browser on the main Web page of the downloaded firmware package. 6 Click Update Firmware to the IP address of the following methods: • Using a Web browser • Using a serial connection You must download the latest firmware package from the Dell Support website at c:\dell\drivers\rxxxxx\LTO-2 Library, where rxxxxx is the release number of the remote management...
... password for update box that appears. 5 Click Browse and locate the firmware file that the library is online. Updating Firmware Using a Web Browser 1 Open a Web browser on the main Web page of the downloaded firmware package. 6 Click Update Firmware to the IP address of the following methods: • Using a Web browser • Using a serial connection You must download the latest firmware package from the Dell Support website at c:\dell\drivers\rxxxxx\LTO-2 Library, where rxxxxx is the release number of the remote management...
Upgrade to LTO-2 Tape Drive Modules
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... directory that the library is online. www.dell.com | support.dell.com Updating Firmware Using a Serial Connection 1 Turn on the tape library. 2 Connect one end of a straight-through serial cable to the serial port of the tape library (not the serial port for the remote management unit). 3 Connect the other end of the serial cable to a COM port on the system where the serial cable was connected. 6 Press . NOTE: The downloaded firmware file is located at c:\dell\drivers\rxxxxx\LTO-2 Library, where rxxxxx is online. 6 Upgrading Tape Drive Modules
... directory that the library is online. www.dell.com | support.dell.com Updating Firmware Using a Serial Connection 1 Turn on the tape library. 2 Connect one end of a straight-through serial cable to the serial port of the tape library (not the serial port for the remote management unit). 3 Connect the other end of the serial cable to a COM port on the system where the serial cable was connected. 6 Press . NOTE: The downloaded firmware file is located at c:\dell\drivers\rxxxxx\LTO-2 Library, where rxxxxx is online. 6 Upgrading Tape Drive Modules