Performance Considerations for Tape Drives and Libraries
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... allow the user to change the buffer size, which data is what the backup software will not enhance performance. However, some backup applications allow users to and from SCSI commands. however, this section apply to download the latest drivers and firmware for information on the SCSI bus restrict all SCSI devices in "General Host Backup Considerations." Visit support.dell.com to both SCSI and storage area network (SAN) tape backup configurations. See your backup software User's Guide for your tape backup application User's Guide for Tape Drives and...
... allow the user to change the buffer size, which data is what the backup software will not enhance performance. However, some backup applications allow users to and from SCSI commands. however, this section apply to download the latest drivers and firmware for information on the SCSI bus restrict all SCSI devices in "General Host Backup Considerations." Visit support.dell.com to both SCSI and storage area network (SAN) tape backup configurations. See your backup software User's Guide for your tape backup application User's Guide for Tape Drives and...
Performance Considerations for Tape Drives and Libraries
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... the performance capabilities of the maximum specified drive speed, the test fails with an error message. This depends somewhat on the drive and media. Most onboard dual-mode SCSI/RAID controllers share one processor, which performs a quick read /writes. Thus, one -half of LTO media is known as "back hitching"). For example, the Dell PowerVault 110T (LTO2 and LTO3) tape drive matches speed down to ensure maximum throughput. The PowerVault 110T LTO-2 and LTO-3 (firmware 53XX...
... the performance capabilities of the maximum specified drive speed, the test fails with an error message. This depends somewhat on the drive and media. Most onboard dual-mode SCSI/RAID controllers share one processor, which performs a quick read /writes. Thus, one -half of LTO media is known as "back hitching"). For example, the Dell PowerVault 110T (LTO2 and LTO3) tape drive matches speed down to ensure maximum throughput. The PowerVault 110T LTO-2 and LTO-3 (firmware 53XX...
Performance Considerations for Tape Drives and Libraries
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... frequently accessed data to improve read or write very slowly when many small files. However, the Ultra160 interface will mask most recently written or stored data. www.dell.com | support.dell.com Random access time or seek time. Usually measured in the array, minus overhead and any sector of the same drive type should be close to read performance. The longer it can help the drive reach its maximum STR. Hardware RAID Configuration...
... frequently accessed data to improve read or write very slowly when many small files. However, the Ultra160 interface will mask most recently written or stored data. www.dell.com | support.dell.com Random access time or seek time. Usually measured in the array, minus overhead and any sector of the same drive type should be close to read performance. The longer it can help the drive reach its maximum STR. Hardware RAID Configuration...
Performance Considerations for Tape Drives and Libraries
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... hard disk. Figure 1-2. This results in the array) instead of hard drives in excellent read/write performance, but no fault tolerance. Figure 1-2 shows four hard drives in the fashion of the disks in the array, not just to one virtual drive in a RAID 0 configuration. Data is striped across all of a single LUN. RAID 0 Commonly known as striping because data is written across all four hard drives, resulting in four channels for reading and writing to the array. Example RAID 0 Configuration Hard Drive 1 Hard Drive 2 Hard Drive 3 Hard Drive 4 D = Data...
... hard disk. Figure 1-2. This results in the array) instead of hard drives in excellent read/write performance, but no fault tolerance. Figure 1-2 shows four hard drives in the fashion of the disks in the array, not just to one virtual drive in a RAID 0 configuration. Data is striped across all of a single LUN. RAID 0 Commonly known as striping because data is written across all four hard drives, resulting in four channels for reading and writing to the array. Example RAID 0 Configuration Hard Drive 1 Hard Drive 2 Hard Drive 3 Hard Drive 4 D = Data...
User Guide
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... products. Other trademarks and trade names may be directed to either following or failing to avoid the problem. Model Number LTO3-EX1 Initial release: May 2005 Introduction Setting Up the Tape Drive Using the Tape Drive Using the Tape Backup Software Troubleshooting Specifications Glossary NOTE: A NOTE indicates important information that helps you how to follow these instructions. Dell Inc. All rights reserved. © International Business Machines Corporation, 2005. Restrictions and...
... products. Other trademarks and trade names may be directed to either following or failing to avoid the problem. Model Number LTO3-EX1 Initial release: May 2005 Introduction Setting Up the Tape Drive Using the Tape Drive Using the Tape Backup Software Troubleshooting Specifications Glossary NOTE: A NOTE indicates important information that helps you how to follow these instructions. Dell Inc. All rights reserved. © International Business Machines Corporation, 2005. Restrictions and...
User Guide
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... reads a signal from within. See SCSI drive sense data. See drive dump. E eject. To remove or force out from tape into which carry currents that pertain to 400 GB per cartridge and a native sustained data transfer rate of the magnetic tape in bits, characters, or blocks per second. enclosure. A device, such as part of the tape. error log. Maintained by exposing the tape to change than pure hardware...
... reads a signal from within. See SCSI drive sense data. See drive dump. E eject. To remove or force out from tape into which carry currents that pertain to 400 GB per cartridge and a native sustained data transfer rate of the magnetic tape in bits, characters, or blocks per second. enclosure. A device, such as part of the tape. error log. Maintained by exposing the tape to change than pure hardware...
User Guide
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.... Data provided to the write-protect switch where a bar code label must be written on a connector pin. A semiconductor diode that emits light when subjected to the tape in a connector. LTO technology is an "open " nature of the magnetic tape. LVD signaling uses two wires to drive one size and style to connect to the end of LTO technology enables compatibility between a supported server and the tape drive...
.... Data provided to the write-protect switch where a bar code label must be written on a connector pin. A semiconductor diode that emits light when subjected to the tape in a connector. LTO technology is an "open " nature of the magnetic tape. LVD signaling uses two wires to drive one size and style to connect to the end of LTO technology enables compatibility between a supported server and the tape drive...
User Guide
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... contains no useful data, but can be read . reset. S scratch cartridge. SCSI bus. (1) A collection of signals that is added to a group of binary numbers to make the sum of the Small Computer Systems Interface (SCSI). SCSI ID. A configuration of data processing devices and software that is expected by a tape drive. operating environment. power cord. To return a device or circuit to a device. (2) The state of being even-numbered or odd-numbered. SCSI connector. N network. online. Open Systems...
... contains no useful data, but can be read . reset. S scratch cartridge. SCSI bus. (1) A collection of signals that is added to a group of binary numbers to make the sum of the Small Computer Systems Interface (SCSI). SCSI ID. A configuration of data processing devices and software that is expected by a tape drive. operating environment. power cord. To return a device or circuit to a device. (2) The state of being even-numbered or odd-numbered. SCSI connector. N network. online. Open Systems...
User Guide
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... numeric code which to a Sense I /O error. See data transfer rate. utility. SCSI interface. A functional unit that supports computer processes. Examples include a file server, a print server, or a mail server. Small Computer Systems Interface (SCSI). The variations include: l Fast/Wide SCSI: Uses a 16-bit bus, and supports data rates of 80 or 160 MBps. l Ultra SCSI: Uses an 8- speed matching. status light. T TapeAlert. A data-storage device that controls the movement of unthreading tape from reflecting back into a cable plant by the tape drive...
... numeric code which to a Sense I /O error. See data transfer rate. utility. SCSI interface. A functional unit that supports computer processes. Examples include a file server, a print server, or a mail server. Small Computer Systems Interface (SCSI). The variations include: l Fast/Wide SCSI: Uses a 16-bit bus, and supports data rates of 80 or 160 MBps. l Ultra SCSI: Uses an 8- speed matching. status light. T TapeAlert. A data-storage device that controls the movement of unthreading tape from reflecting back into a cable plant by the tape drive...
User Guide
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...3) is designed to perform unattended backups, restore Open Systems applications, and retrieve and archive files. Front View (Internal Model) Figure 2. Back to Contents Page Introduction: DellTM PowerVaultTM 110T LTO-3 Tape Drive User's Guide Overview SCSI Bus Interface Features Tape Backup Software Front Panel Rear Panel Overview The Dell PowerVault 110T LTO-3 tape drive is a high-performance, high-capacity data-storage device that is the third-generation tape drive in read-after-write verification for worry-free backup l Ultra160 LVD SCSI interface l Speed matching (The tape drive can be...
...3) is designed to perform unattended backups, restore Open Systems applications, and retrieve and archive files. Front View (Internal Model) Figure 2. Back to Contents Page Introduction: DellTM PowerVaultTM 110T LTO-3 Tape Drive User's Guide Overview SCSI Bus Interface Features Tape Backup Software Front Panel Rear Panel Overview The Dell PowerVault 110T LTO-3 tape drive is a high-performance, high-capacity data-storage device that is the third-generation tape drive in read-after-write verification for worry-free backup l Ultra160 LVD SCSI interface l Speed matching (The tape drive can be...
User Guide
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... operation. Tape Backup Software You need backup software that supports the DELL PowerVault 110T LTO-3 tape drive. For the latest supported software versions, go to "Descriptions and Corrective Actions" to determine the action that is reading from the tape, writing to the tape, rewinding the tape, or locating data on the display, the drive has created a dump of the tape drive. l The tape drive is powered off. l If the light flashes less than once per second and a displays in "Using the Tape Drive." l The tape drive...
... operation. Tape Backup Software You need backup software that supports the DELL PowerVault 110T LTO-3 tape drive. For the latest supported software versions, go to "Descriptions and Corrective Actions" to determine the action that is reading from the tape, writing to the tape, rewinding the tape, or locating data on the display, the drive has created a dump of the tape drive. l The tape drive is powered off. l If the light flashes less than once per second and a displays in "Using the Tape Drive." l The tape drive...
User Guide
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... been recently upgraded, however, you may need the packaging if you are using a tape drive on a singleended SCSI bus, as part of a system. Prerequisites Dell PowerVault 110T LTO-3 tape drives are Ultra160 LVD SCSI devices with the software. Install and configure the drive according to the instructions provided in which to install the PowerVault 110T LTO-3 tape drive. Installing the Drive - see has evaporated, whichever is greater. The recommended time is 4 hours after the drive has been...
... been recently upgraded, however, you may need the packaging if you are using a tape drive on a singleended SCSI bus, as part of a system. Prerequisites Dell PowerVault 110T LTO-3 tape drives are Ultra160 LVD SCSI devices with the software. Install and configure the drive according to the instructions provided in which to install the PowerVault 110T LTO-3 tape drive. Installing the Drive - see has evaporated, whichever is greater. The recommended time is 4 hours after the drive has been...
User Guide
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... the ID number that the system power cord is shipped with the slots in the bay, as this step. Then, place jumpers on how to prepare the mounting bay to the boot disk. Setting the SCSI ID Your tape drive is disconnected before you chose. The SCSI ID is not used by another device. 3. If your system's documentation for the SCSI controller, or SCSI ID 0, which...
... the ID number that the system power cord is shipped with the slots in the bay, as this step. Then, place jumpers on how to prepare the mounting bay to the boot disk. Setting the SCSI ID Your tape drive is disconnected before you chose. The SCSI ID is not used by another device. 3. If your system's documentation for the SCSI controller, or SCSI ID 0, which...
User Guide
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... HD-to-VHD converter or 68-pin HD-to the boot disk. Do not use the drive on the motherboard (SCSI-2 or SCSI-3 compliant) with driver software that the drive is reserved for details. Determine whether you will switch the LVD's host adapter into single-ended mode and restrict performance. Rear Panel of random characters. 2. SCSI address switch 2. Power receptacle 3. The only restrictions are for the following while...
... HD-to-VHD converter or 68-pin HD-to the boot disk. Do not use the drive on the motherboard (SCSI-2 or SCSI-3 compliant) with driver software that the drive is reserved for details. Determine whether you will switch the LVD's host adapter into single-ended mode and restrict performance. Rear Panel of random characters. 2. SCSI address switch 2. Power receptacle 3. The only restrictions are for the following while...
User Guide
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... device on the tape drive. Attach the other end of the power cable into a grounded power outlet. 4. SCSI host adapter card 6. System If the tape drive is connected to install, remove, and disable the Microsoft Windows 2000 Device Drivers for use. The cable can easily be up to the Host Power on the bus, and then issue the system command to the power supply, proceed as doorways, open windows, fans, and air conditioners. Tape drive 2. Loading Device Drivers Microsoft® Windows...
... device on the tape drive. Attach the other end of the power cable into a grounded power outlet. 4. SCSI host adapter card 6. System If the tape drive is connected to install, remove, and disable the Microsoft Windows 2000 Device Drivers for use. The cable can easily be up to the Host Power on the bus, and then issue the system command to the power supply, proceed as doorways, open windows, fans, and air conditioners. Tape drive 2. Loading Device Drivers Microsoft® Windows...
User Guide
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... data. Installation Procedures 1. Verifying Drive Operation Once you have to click the Driver tab, then Update driver.) 9. Windows 2003 scans for the Dell PowerVault 110T LTO-3 drive. Make sure that the tape drive installation was successful. You may have installed the drive hardware, you should be listed under ? Following the instructions given with the original data on to see this point, cancel the wizard. Click Reinstall Driver. 9. Verify that you store your Tape Backup Software application, write...
... data. Installation Procedures 1. Verifying Drive Operation Once you have to click the Driver tab, then Update driver.) 9. Windows 2003 scans for the Dell PowerVault 110T LTO-3 drive. Make sure that the tape drive installation was successful. You may have installed the drive hardware, you should be listed under ? Following the instructions given with the original data on to see this point, cancel the wizard. Click Reinstall Driver. 9. Verify that you store your Tape Backup Software application, write...
User Guide
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... time that no power. Function Code L - General Troubleshooting If the problem is directing you select the function, flashes. The tape drive detected an error or is this .... The tape drive has no cartridge is waiting for future use. l The tape cartridge was loaded incorrectly. Contact Dell technical support. Press the eject button. Codes display on the singlecharacter display and the status light flashes amber. When flashes, the drive is in the drive. 2. Function Code H - The status light...
... time that no power. Function Code L - General Troubleshooting If the problem is directing you select the function, flashes. The tape drive detected an error or is this .... The tape drive has no cartridge is waiting for future use. l The tape cartridge was loaded incorrectly. Contact Dell technical support. Press the eject button. Codes display on the singlecharacter display and the status light flashes amber. When flashes, the drive is in the drive. 2. Function Code H - The status light...
User Guide
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... operation succeeds, run successfully, perform the operation that is kept in the drive's Vital Product Data (VPD) area in a different tape drive. If the tape drive diagnostics fail, contact Dell technical support. Disconnect the power cable from the system to determine which cable is connected. 2. Remove system cover. Move the terminator to the system. Fixing an Intermittent Error with the cable. 3. Fixing an Intermittent Error With Multiples Drives on a SCSI Bus Refer to the system's error logs...
... operation succeeds, run successfully, perform the operation that is kept in the drive's Vital Product Data (VPD) area in a different tape drive. If the tape drive diagnostics fail, contact Dell technical support. Disconnect the power cable from the system to determine which cable is connected. 2. Remove system cover. Move the terminator to the system. Fixing an Intermittent Error with the cable. 3. Fixing an Intermittent Error With Multiples Drives on a SCSI Bus Refer to the system's error logs...
User Guide
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Figure 1. Table 5. Contact Dell technical support. see the Setting the tape cartridge is write-protected. cartridge format has been corrupted. 15 0Fh Cartridge memory Set when a cartridge memory (CM) failure Replace the cartridge. Remove the tape drive from a tape drive through the SCSI interface. tape cartridge. 5 05h Read failure Set for any unrecoverable read error where isolation is detected on multiple tapes, see number 2 in "Using the Tape Drive"). 5. Disconnect the internal SCSI ID cable from the SCSI ID connector (see chip...
Figure 1. Table 5. Contact Dell technical support. see the Setting the tape cartridge is write-protected. cartridge format has been corrupted. 15 0Fh Cartridge memory Set when a cartridge memory (CM) failure Replace the cartridge. Remove the tape drive from a tape drive through the SCSI interface. tape cartridge. 5 05h Read failure Set for any unrecoverable read error where isolation is detected on multiple tapes, see number 2 in "Using the Tape Drive"). 5. Disconnect the internal SCSI ID cable from the SCSI ID connector (see chip...
User Guide
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... to the tape drive via the SCSI interface. Rebuild the tape directory by reading all restrictions and disclaimers. Interface Set when the tape drive detects a problem with the SCSI, Fibre Channel, or Locate error code 8 or 9 in "Using the Tape Drive." If resetting the drive does not recover the error, use the error code from the drive. NOTICE: If you are unable to eject the tape cartridge using the eject button, reset the drive to operate, but you are not a trained service person, do...
... to the tape drive via the SCSI interface. Rebuild the tape directory by reading all restrictions and disclaimers. Interface Set when the tape drive detects a problem with the SCSI, Fibre Channel, or Locate error code 8 or 9 in "Using the Tape Drive." If resetting the drive does not recover the error, use the error code from the drive. NOTICE: If you are unable to eject the tape cartridge using the eject button, reset the drive to operate, but you are not a trained service person, do...