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Installation and Configuration

Enterprise Backup Solution Compatibility

The serial numbers indicated below require TL895 revisions.

Table 3-4

Upgrade Requirements

Series Version:

A01

DS-TL895-BA

A01

DS-TL895-H2

B01

DS-TL895-BA

C01

DS-TL895-BA

DS-TL895-H2

EBS Compatible

S/N Start

5J80500006

5J83400001

2G91CBB5T001

S/N End

5J83200010

5J90400005

2G91CBB5X014

Robotic FW
Version

N2.20

N2.30

N2.31

Robotic FW
Upgrade Method

Tapelib Diag.
and N2.31

None Required

Tape Library S/N

N/A

12 Digit

Upgrade Method

EBS Label

N/A

GUI FW Version

1.2

1.22

1.23

Upgrade Method

Tapelib Diag.
and 1.23

None Required

Drive FW Version

V55 DGL

V80 CPA-2

Upgrade Method

FUP Tapes

None Required

NOTE:

If your system is a Series A01 or B01, contact your Compaq Services

Representative for on-site revision information. Phone support may be accessed by
calling 1-800-OKCOMPAQ.

IMPORTANT: Only certified service representatives are qualified to implement these system
revisions.

Содержание StorageWorks TL895

Страница 1: ...Adding the TL895 to the Enterprise Backup Solution TechNote First Edition May 1999 Part Number ECG029 0399 Compaq Computer Corporation ...

Страница 2: ... Computer Corporation All rights reserved Printed in the U S A The software described in this guide is furnished under a license agreement or nondisclosure agreement The software may be used or copied only in accordance with the terms of the agreement Compaq Deskpro Fastart Compaq Insight Manager Systempro Systempro LT ProLiant ROMPaq QVision SmartStart NetFlex QuickFind PaqFax ProSignia registere...

Страница 3: ...rise Backup Solution 12 Fibre Channel Technology 14 Fibre Channel Network 14 Fibre Channel Host Controller 14 Fibre Channel Gigabit Interface Converter GBIC 14 Fiber Optic Cables 15 Fibre Channel Tape Controller 15 Fibre Channel Storage Hub 12 15 The Compaq StorageWorks TL895 Cartridge DLT Tape Library 16 Integrated Software Solutions 17 Seagate Software Backup Exec 17 Computer Associates ARCserve...

Страница 4: ...necting the Compaq StorageWorks TL895 Tape Library to the Enterprise Backup Solution 21 Installation Instructions 22 More Information 24 Upgrading from Direct Connect to the EBS Using the TL895 25 Hardware Connections 25 Upgrading from the DLT 15 Cartridge Library Model 35 70 to the TL895 26 Removing a Compaq DLT 15 Cartridge Library Model 35 70 from the EBS 26 Enterprise Backup Solution Compatibi...

Страница 5: ...etermining the Configured Primary Storage System 36 Compressibility 37 Selecting Software Options 38 Specifying Tape Rotation and Partial Backups 39 Schedule Information Screen 40 Solution Information 43 Configuration Information 44 Graphical and Text Schedule Information 45 Summary Information 47 Software Product Information 48 Hardware Product Information 49 Information and Tools 50 Chapter 5 Ma...

Страница 6: ...a Screen 67 Information Screens 68 Tier 2 Storage Area Network View Fibre Channel Fault Isolation 69 Installing the Utility 69 Running the Utility 69 Display of a Fibre Channel Tape Controller 71 Loop Error Histogram Display 73 Display of a FC AL with a Missing Fibre Channel Tape Controller 74 Uninitialized Fibre Channel Arbitrated Loop Display 75 Information and Updates 75 Tier 3 TL895 Library Vi...

Страница 7: ...ons in the warning could result in bodily harm or loss of life CAUTION Text set off in this manner indicates that failure to follow directions could result in damage to equipment or loss of information IMPORTANT Text set off in this manner presents clarifying information or specific instructions NOTE Text set off in this manner presents commentary sidelights or interesting points of information ...

Страница 8: ...ted Management Display IMD an integrated 16x4 character display mounted on the front of the server This display provides easy to use menu driven access to server information including model number LCD firmware revision and POST operations Telephone Numbers For the name of your nearest Compaq Authorized Reseller In the United States call 1 800 345 1518 In Canada call 1 800 263 5868 For Compaq techn...

Страница 9: ...Chapter 1 Introduction Figure 1 1 The TL895 offering Low cost High Performance Reliable Automated Mass Storage for Departmental and Enterprise Management ...

Страница 10: ...nce capacity and tape retention in one integrated system Compaq Insight Manager provides a complete suite of tools to enhance enterprise management Enhanced cabling system The TL895 offers differential SCSI attachments for cabling requirements up to 20 meters from the Fibre Channel Tape Controller FCTC Fibre Channel cable connections are available up to 500 meters on 50 m Multimode Fiber Compact W...

Страница 11: ...rvers On line Transaction Processing OLTP and internets intranets ideally do so at a departmental level The maximum supported configuration for the TL895 in an EBS environment will be up to eight homogeneous Windows NT or NetWare Intel servers Future enhancements will address the addition of more servers different server platforms and different Fibre Channel fabric structures that will allow great...

Страница 12: ...prise Backup Solution After examining a broad range of technologies Compaq developed the Enterprise Network Storage Architecture ENSA to take customers well into the 21 st century Working closely with industry leading independent software vendors ISVs Compaq created a fully integrated and seamless solution the Compaq StorageWorks Enterprise Backup Solution EBS This solution consists of the followi...

Страница 13: ...upgrades from existing direct SCSI attached solutions to the EBS The figure below represents a typical Fibre Channel configuration showing how the Compaq StorageWorks EBS overlays a traditional network TL895 Library w 7 DLT 35 70 drives 96 cartridges Fibre Channel Tape Controllers Fibre Channel Storage Hub 12 Network Connections Primary Storage Figure 2 1 The Compaq StorageWorks Enterprise Backup ...

Страница 14: ...storage technology combining the reliability and low latency of a serial channel with a network s flexibility and connectivity The result is a 100 Megabytes per second MB s storage network that supports simultaneous transfer of many different data protocols including SCSI IP and others Fibre Channel supports an architecture that separates data and communications traffic The Compaq vision of the En...

Страница 15: ...Channel Network and the Differential SCSI devices This allows sharing of the tape libraries The controller handles single port fiber channel in single bus out SCSI The FCTC is a rack mountable unit in a 1U form factor To maximize throughput Compaq recommends attaching up to two DLT drives per FCTC Fibre Channel Storage Hub 12 A Fibre Channel Storage Hub 12 enables multiple servers and tape devices...

Страница 16: ...f two drives and a maximum of seven Backup performance can range from 52 GB hr with two drives to over 180 GB hr with seven drives This flexibility allows customers to match their performance requirements and add drives as their performance requirements increase The maximum capacity of the TL895 is 6 6 TB 2 1 compression using ninety six DLT data cartridges The TL895 Library automates the tape han...

Страница 17: ...e Multiple backup servers share common tape storage devices yet all backup servers operate independently and can initiate backups and restores regardless of the state of other servers Seagate Software provides many additional features designed to increase fault tolerance and data reliability Computer Associates ARCserveIT Computer Associates ARCserveIT solution within the Enterprise Backup Solutio...

Страница 18: ...d instructions are included with each library in multiple languages The TL895 Tape Library Unpacking Installation Guide Instruction manual provides step by step instructions to Inspect the shipping box Choose an installation site Unpack and move the library Store the packing materials Careful planning for mechanical power and environmental requirements are essential When the library is successfull...

Страница 19: ...res for operations New users should study the manual before connecting the library to the Enterprise Backup Solution and fully understand these features and operations Load Port Operations Control Panel Operations Access Doors and Functions Robot and Gripper Operations Tape Drives and Cartridges Configuring the Library Run Library Self Tests ...

Страница 20: ...tation Library Compaq Product Quality Statements Important Information advisories and the CD based Compaq Storage Options Documentation Library are included for more in depth information with support for the following languages English French Italian German Spanish Japanese Danish Netherlands ...

Страница 21: ...he Enterprise Backup Solution 1 3 9 6 Port 5 Port 3 Port 1 Port 7 2 6 4 5 5 5 7 6 8 8 Bubble Number Component Name 1 TL895 Tape Library 2 Fibre Channel Tape Controllers FCTC 3 Storage Hub 12 4 Server 5 Differential SCSI Cables 6 50 m Multimode Optical Cables 7 External differential terminator 8 GBIC Modules 9 Fibre Channel Host Bus Adapters ...

Страница 22: ...necting the TL895 Library to the FCTC 1 Connect the TL895 library to the FCTC s using SCSI cables 2 The other SCSI port on the FCTC must be terminated with the Differential Terminator supplied Refer to the table below to perform Steps 1 and 2 The number of cables and Fibre Channel Tape Controller s FCTC used varies depending upon the number of drives in each library Table 3 1 Hardware Reference Ta...

Страница 23: ...bre Channel Tape Controllers d Servers Upgrade ISV Software Refer to the specific documentation delivered with any ISV software supporting the EBS and upgrade if necessary Prepare the TL895 for Operation After the TL895 is installed and connected to the host perform the procedures listed below Table 3 2 Post Installation Procedures Procedure Information Location 1 Load the library with cartridges ...

Страница 24: ...stem Off line press the Control Panel Standby button to place the library on line More Information Refer to the Compaq StorageWorks TL895 Tape Library User Guide Part Number 340968 001 or the Compaq StorageWorks TL895 Diagnostic Software Program User Guide Part Number 340967 001 for complete instructions on configuring and testing the library ...

Страница 25: ...n Part Number 330558 001 Table 3 3 Hardware Connection Reference Table Number of Drives Number of FCTC s and SCSI Cables Library Port Connectors 2 1 1 3 2 1 and 3 4 2 1 and 3 5 3 1 3 and 5 6 3 1 3 and 5 7 4 1 3 5 and 7 4 Connect the SCSI cables between the TL895 library and the FCTCs 5 Install or upgrade the backup software that will be used in the EBS environment 6 Power off the servers that had ...

Страница 26: ... to the Fibre Channel Tape Controller FCTC Removing a Compaq DLT 15 Cartridge Library Model 35 70 from the EBS 1 Turn off power and remove the power cord from the DLT 15 Cartridge Library Model 35 70 Turn off the FCTC power 2 To remove the DLT 15 Cartridge Library Model 35 70 from the EBS If using a new SCSI cable unplug the SCSI cable from the FCTC If reusing the existing SCSI cable unplug the SC...

Страница 27: ... N2 31 Tapelib Diag and N2 31 Tapelib Diag and N2 31 None Required Tape Library S N N A N A N A 12 Digit Upgrade Method EBS Label EBS Label EBS Label N A GUI FW Version 1 2 1 22 1 23 1 23 Upgrade Method Tapelib Diag and 1 23 Tapelib Diag and 1 23 None Required None Required Drive FW Version V55 DGL V80 CPA 2 V80 CPA 2 V80 CPA 2 Upgrade Method FUP Tapes None Required None Required None Required NOT...

Страница 28: ... it with the latest drive robotic and GUI firmware revisions Compaq recommends visiting the following sites for additional information Websites for TL895 documents and EBS information On the Compaq Intranet http qicvax shr dec com http www compaq com storageworks For robotic serial number configuration Customer Advisory at http www compaq com support techpubs customer_advisories Latest drivers dia...

Страница 29: ...pter 4 Performance and factors to consider in calculating tape retention Chapter 8 Sizing This tech note introduced the Backup and Restore formulas that allow easy estimation of performance at varying rates of compression Benchmark testing and additional calculations of performance impacted by tape changes controller feed speeds and backup job type are described and tested With the integration of ...

Страница 30: ...tridge use and restore time F Full Backups Only All data is backed up every time a backup is conducted I Full Incremental Backups Each backup cycle will include one full backup and multiple incremental backups Incremental backups back up all data that has changed since the last backup of any type D Full Differential Backups Each backup cycle will include one full backup and multiple differential b...

Страница 31: ...braries to the EBS to meet the most demanding needs A 3 reduction in performance should be applied to all backups that exceed the volume of one tape Incremental or Differential Adjustment Incremental and differential backups must compare archive bits of all files in the 180 GB data set and only back up the files that have changed since the last differential or full backup A 14 reduction in perform...

Страница 32: ...ware which may be obtained from the Internet at http www compaq com products storageworks ebs ebstoolsbackupsizing html If you do not have access to the software the whitepaper entitled Sizing the Compaq StorageWorks Enterprise Backup Solution Part Number ECG551 0399 found at http www compaq com support techpubs whitepapers will walk you through the manual sizing process The basic steps are 1 Calc...

Страница 33: ...ociates CA ARCserveIT in an EBS environment to benchmark the DLT performance Both Seagate and CA generated consistent throughput of approximately 15 GB H Tests were performed with each job configured to write to a single DLT drive Tests show near linear scalability The TL895 supports seven DLT 7000 tape drives 1 1Backup Restore 0 14 87 29 93 44 77 59 70 74 25 89 49 109 16 0 14 76 29 97 44 88 58 14...

Страница 34: ...ted compression rates Backup Speed vs Compression 0 00 20 00 40 00 60 00 80 00 100 00 120 00 140 00 160 00 180 00 200 00 1 2 3 4 5 6 7 Number of DLT Drives Gigabytes Per Hour 1 1 Backup 1 7 1 Backup 2 1 Formula 2 1 True 2 5 1 Backup Figure 4 2 Comparisons of actual compressed jobs and the formula Backup Formula If Base Rate Compression Compression 2 43 Then Base Rate Compression Compression 2 Driv...

Страница 35: ...red are presented showing quantities and part numbers necessary to deploy the Compaq StorageWorks Enterprise Backup Solution The Compaq StorageWorks EBS Sizer Tool is available at http www compaq com products storageworks ebs ebstoolsbackupsizing html Parameter Screen The Parameters view collects information about the tape management implementation First choose the operating system your solution w...

Страница 36: ...ntrollers to select the approximate feed speed of the primary storage system You may also select Automatic to test the performance of disk drives physically connected to the machine the sizer tool is running on Ideal primary storage feed speed would be above three times the backup rate 3 1 of each DLT drive This will allow the data to stream to the DLT drive and achieve near 100 performance If the...

Страница 37: ...ape backups on servers with DLT tape drives you should already have a good idea of the expected compression ratio for your data Select the type of data that most closely matches your environment or enter this information in the Other field If your server has multiple types of data select the anticipated composite average compression ratio Figure 4 5 Data Compressibility Information screen A compre...

Страница 38: ... to select the software modules that are detailed in the solution These options do not affect the performance calculations The part numbers for selected items are displayed in the Solution and Summary screen When selecting Oracle Exchange SQL or SAP the appropriate agent software and part numbers will be included in the Solution and Summary Screens Figure 4 6 Software Information screen ...

Страница 39: ...of tape rotation to be used within each backup cycle There are three basic types of tape rotation within each backup cycle Each method offers advantages and disadvantages in cartridge use and restore time Figure 4 7 Tape Rotation and Partial Backups screen For additional tape rotation information see the sizer tool help screens ...

Страница 40: ...tial backups back up all data that has been changed since the last full backup while incremental backups back up all data that has been changed since the last backup of any type Percentage Changed Estimate the percentage of data that will have changed for this backup This will help estimate the amount of data being backed up during this operation Backup can Occur Specify the beginning and ending t...

Страница 41: ...Performance and Sizing 41 Retention Screen Figure 4 9 Tape Retention Information screen Full Backup Retention Specify how many cycles of full backups you will want stored within the tape library ...

Страница 42: ...rate tape set Any excess capacity remaining on the last tape of the day s partial backup is wasted since the next day s backup is written to a new tape set Erase Partial Backups This allows you to define the retention procedure and erase schedule for your partial backups This option does not appear if you selected On the same tape set as the full backup on the previous question Between Full Backup...

Страница 43: ...g the necessary software type version and number of servers tape libraries and tapes you will need for the solution All of the suggested components are listed to create the solution recommendations including quantity needed part number and description Part numbers shown are based on US Domestic product descriptions Consult your Compaq Authorized Dealer or reseller for specific configurations Figur...

Страница 44: ...stem Configuration Information This view graphically displays each component necessary for the configured solution Each selection can be expanded to show detailed configuration information Figure 4 11 Configuration Information screen DLT 15 Cartridge Library Model 35 70 ...

Страница 45: ...ou have selected through the interview session dialog Elapsed times are based on the formulas described in the Summary View Help Screen For detailed information refer to the tech note called Compaq StorageWorks Enterprise Backup Solution Part Number ECG1050398 at http www compaq com products storageworks ebs ebswhitepaper html Figure 4 12 Graphical Schedule Information screen TL895 ...

Страница 46: ...95 Libraries to the Compaq Enterprise Backup Storage System The text schedule Information Screen shows start times and detailed elapsed times of each job configured Figure 4 13 Text Schedule Information Screen TL895 ...

Страница 47: ... By returning to the Parameters screen you can add copy or delete additional servers to develop the Enterprise Backup Solution that represents your environment You can navigate forward and backward through the dialog screens to vary volume conditions tape rotation schemes and view the results Warning messages pop up when the configured solution exceeds the capacity of the maximum configuration cur...

Страница 48: ...aries to the Compaq Enterprise Backup Storage System Software Product Information This screen lists available software products and describes their function and capabilities Figure 4 15 Software Product Information screen ...

Страница 49: ...Performance and Sizing 49 Hardware Product Information This screen lists all pertinent hardware product information Figure 4 16 Hardware Product Information screen ...

Страница 50: ... Enterprise Backup Storage System Information and Tools For more information on sizing your system entitled Sizing the Compaq StorageWorks Enterprise Backup Solution Part Number ECG551 0399 at http www compaq com support techpubs whitepapers ...

Страница 51: ...lication will build an infrastructure for the integration of all storage management software components The StorageWorks Command Console SWCC management utility will be included to manage and configure StorageWorks subsystems Partnering with Seagate Software Inc and Computer Associates Inc Compaq is developing key software to integrate their management consoles into this architecture Although Ente...

Страница 52: ...Alert The DLT drive firmware passes information from the drives to the application For more information on Tape Alert consult http www hp com tape tapealert tawg html While aggressively developing standards based storage management solutions Compaq consistently researches new ways to improve storage management Cooperation with industry leaders has allowed Compaq to deliver on its promise to manage...

Страница 53: ...nd more business critical applications networks continue to rapidly expand becoming more sophisticated and difficult to manage In this fast changing environment manageability and management have become one of the leading success criteria for today s highly competitive business environment Compaq Insight Manager is a comprehensive management tool used to monitor and control the operation of Compaq ...

Страница 54: ...h configuration and performance data available to the agent software The agents act upon that data by initiating alarms in the event of faults and by providing updated management information such as network interface or storage subsystem performance statistics Compaq Insight Manager provides real time control over systems with monitoring and alerting capabilities for the critical systems in a dist...

Страница 55: ...ight Version Control and Integration Server Maintenance enable effective deployment and maintenance of consistent manageable configurations Performance management resource utilization helps to determine how servers are utilized Does this line go with the next he ability to monitor and report on exceeded thresholds helps identify performance bottlenecks and keep systems running at peak levels Remot...

Страница 56: ...nagement information Breadth of remote management capabilities from in band to out of band and configuration to diagnostics Predictive fault management and Pre Failure Warranty for storage memory and CPU Ability to provide up to date version control information for server and workstation firmware drivers and utilities UPS management and multi server shutdown capabilities Extensive online help docu...

Страница 57: ...G029 0399 File Name g ch6 Diagnostics doc Last Saved On 5 17 99 3 10 PM Chapter 6 Diagnostics Compaq has developed a three tier suite of tools to assist in troubleshooting and diagnosing problems Tier 1 Enterprise Server View Compaq User Diagnostics Tier 2 Storage Area Network View Fibre Channel Fault Isolation Utility Tier 3 TL895 Library View Compaq Library Diagnostics C 1 01 ...

Страница 58: ...configuration and perform diagnostic testing Compaq Diagnostics also takes advantage of the Internet and Intranet technologies prevalent in the industry and participates as part of the Web Based Enterprise Management WBEM initiative Currently the Compaq Diagnostics Utility provides the following executable components For Microsoft Windows NT and Windows 95 98 CPQDiag Exe Windows based inspect and ...

Страница 59: ...agnostics is just one part of a larger architecture that will enhance problem resolution and support of Compaq computers It also demonstrates the capabilities of the WBEM initiative Installation Compaq Diagnostics Utility can be installed through the SmartStart setup process except Windows 95 98 from the Compaq Softpaq Utility or the software pre install process in the factory The Compaq Diagnosti...

Страница 60: ...t Number ECG029 0399 File Name g ch6 Diagnostics doc Last Saved On 5 17 99 3 10 PM NOTE The Compaq Diagnostics for Windows NT installation methods except SmartStart are also used for Windows 95 98 installation Program Functionality Sample Device Home Page for Compaq Diagnostics This web based browser screen allows administrators to view and diagnose devices from any Internet or Intranet console Fi...

Страница 61: ...5 Tape Drives to the Compaq Enterprise Backup Solution Comments Draft Version 5 Part Number ECG029 0399 File Name g ch6 Diagnostics doc Last Saved On 5 17 99 3 10 PM Compaq Diagnostics Device Test Selection The Device Test screen allows individual components to be tested Figure 6 4 Device Test screen ...

Страница 62: ... K Grieff Project Adding TL895 Tape Drives to the Compaq Enterprise Backup Solution Comments Draft Version 5 Part Number ECG029 0399 File Name g ch6 Diagnostics doc Last Saved On 5 17 99 3 10 PM Compaq Diagnostics Device Test Results Test results are immediately available to view or print Figure 6 6 Device Test Results screen ...

Страница 63: ...ng TL895 Tape Drives to the Compaq Enterprise Backup Solution Comments Draft Version 5 Part Number ECG029 0399 File Name g ch6 Diagnostics doc Last Saved On 5 17 99 3 10 PM User Diagnostics from the Server Control Panel Introduction Screen Figure 6 9 Display of Compaq Diagnostics for Windows NT ...

Страница 64: ...The figure below shows the expanded view of a Fibre Channel Tape Controller FCTC Figure 6 10 Expanded view of the FCTC The firmware revision and World Wide Name are displayed to easily identify each device The devices attached to each FCTC are also displayed A unique feature of Compaq User Diagnostics is the ability to upgrade firmware in the FCTC By selecting the Firmware Upgrade check box the Fi...

Страница 65: ...ptions of SCSI Bus Target and LUN information This information is very important when troubleshooting or identifying devices in complex enterprise environments Physical tests can also be performed by selecting Test Unit Ready and Buffer Tests These tests are non destructive do not require moving media to the DLT Tape drives and can quickly determine the health of drives For in depth diagnostics of...

Страница 66: ...creen By expanding the DLT Tape Library section firmware versions SCSI Identification information and Library Element Status are displayed In addition to Test Unit Ready commands a Force Inventory and Move Media Command are available These diagnostic routines will verify existence of tapes and allow the testing of the robotic controller and mechanical mechanisms within the library Firmware upgrade...

Страница 67: ...obotic controller mechanical mechanisms and the Load Unload ability of the DLT Drives Caution should be taken to ensure that scratch media is used in testing the Move Media commands Any time a tape is loaded and unloaded in a DLT drive there is the possibility of destroying stored data or the actual media itself Selections can be made to return the media to it s original position or leave it in th...

Страница 68: ...tion Comments Draft Version 5 Part Number ECG029 0399 File Name g ch6 Diagnostics doc Last Saved On 5 17 99 3 10 PM Information Screens Additional Status Log and Error screens are available for review of test results Information Icons display general system information Full versions of Compaq User Diagnostics and additional information are available at http saturn wins compaq com Revolution Defaul...

Страница 69: ...ly a Loop Error Histogram is displayed when specific servers or components are highlighted to further analyze the health of individual components The utility analyzes Fibre Channel components including the Host Bus Adapter and the Fibre Channel Tape Controller The Fibre Channel Storage Hub 12 is logically transparent to the operations of the FC AL but even a failed Storage Hub 12 can be detected w...

Страница 70: ... is shown below It displays each FC AL from the perspective of the server All Fibre Host Controllers in the server are shown with a slot number and indicate a PCI P or EISA E NOTE The Enterprise Backup Solution only supports PCI Host Bus Adapters to ensure adequate performance Each Fibre Channel Array and Fibre Channel Tape Controller is shown as a branch of the Fibre Host Controller that it is co...

Страница 71: ...e Controller connected to the FC AL The figure below shows a Fibre Channel Tape Controller selected with detailed information about this tape controller displayed to the right A Fibre Channel Disk Array Controller is also shown on a separate FC AL Figure 6 15 Detailed information Displayed about a Tape Controller The information displayed in the data field includes Vendor ID Identifies the vendor ...

Страница 72: ...ution Comments Draft Version 5 Part Number ECG029 0399 File Name g ch6 Diagnostics doc Last Saved On 5 17 99 3 10 PM There is no correspondence between the order in which Fibre Channel target controllers appear on this screen and how they are physically connected on the FC AL The display shows the Fibre Channel target controllers are connected to the same FC AL as the Fibre Channel Controller indi...

Страница 73: ...iod Notice that FC AL errors do not update the histogram unless a Fibre Channel Host Controller is highlighted This occurs because the server s only view of the FC AL is through the Fibre Channel Host Controller yielding no real indication of where the source of errors may be When errors are displayed individual components may be disconnected from the FC AL to determine the failing cable GBIC or c...

Страница 74: ...tive on the FC AL since the utility was started This could mean that it has been physically disconnected or that errors are occurring on the FC AL at a great enough frequency to prevent the device from maintaining login If there are a large number of errors occurring in the FC AL the Fibre Channel Host Controller may not be able to communicate with the Fibre Channel Tape Controllers on the FC AL I...

Страница 75: ...p Display In the figure below the FC AL connected to the Fibre Channel Host Controller in Slot 1 has not initialized This can be derived from the Fibre Channel Host Controller having the default ALPA of 255 If this controller was already initialized as part of an FC AL it would have a valid ALPA Figure 6 18 Display showing uninitialized FCTC in Slot 1 Information and Updates For more information o...

Страница 76: ...ast Saved On 5 17 99 3 10 PM Tier 3 TL895 Library View Compaq Library Diagnostics C1 01 The TL895 Tape Library is shipped with a diskette containing an advanced diagnostic program The program is DOS based and can be run from any laptop or from a DOS Window from any NT server A serial cable is supplied with the library to connect to a port at the rear of the library This detailed diagnostic program...

Страница 77: ...igure 6 19 Diagnostic Software main menu The main menu screen displays six categories of diagnostic functions User Test System Status Move Actuators Align Calibrate Config To navigate the main menu 1 Use the left and right arrows to highlight one of the diagnostic categories 2 When the category is highlighted press Enter to select it A drop down menu appears listing the available options See the m...

Страница 78: ...SCSI ID Reset Drive Report Drive Bin Position Drive Position Load Port Position Loop Mode Set Loop Count Exercise Horizontal Exercise Vertical Exercise Extension Exercise Gripper Pick Place All Report Calibrations Bin Sys Test Bin Drive Sys Test Random Sys Test Random Bin Sys Test Random Bin Drive Sys Test Abort Command Self Test All Home All Horizontal Axis Vertical Axis Extension Axis Gripper Dr...

Страница 79: ...play the overall library configuration Initialize an inventory sequence NVRAM or the bar code scanner Enable or disable recovery options or the tape cleaning feature Perform a flash download Enable or disable bar code reading and set number of retries Enable or disable Autodrive Unload feature Go into Standby Mode or Line Mode Figure 6 21 Configuration menu More Information For detailed informatio...

Страница 80: ...r of tapes 30 calculating storage capacity 30 calculating total storage 30 differential definition 30 backups continued formula 34 full definition 30 incremental definition 30 management software 17 sizer tool 35 speed 33 totalling percentages 30 backup and restore formulas 29 C cables 15 calculating tape retention 30 Compaq Diagnostics device test selection 61 Compaq Diagnostics for Windows NT 63...

Страница 81: ...s XE 58 website 58 compression tests 33 Computer Associates ARCserveIT 17 CPQDiag Exe 58 CPQDiagR Exe 58 D data transfer speed 12 Differential Terminator 22 DIGITAL X86 53 69 DLT 35 70 Mini Library removing 26 DLT 7000 33 Documentation library languages 20 E EBS See Enterprise Backup Solution EISA E 70 ENSA See Enterprise Network Storage Architecture Enterprise Backup Solution compatibility 27 har...

Страница 82: ...ge Management HSM 10 HMMO See Hyper Media Managed Object HP OpenView 55 HP Tachyon chip 14 HSM See Hierarchical Storage Management http www compaq com 8 Hyper Media Managed Object 58 I IBM NetView 55 Independent Software Vendors 12 Integrated Software Vendors upgrading software 23 ISVs See Independent Software Vendors L lights out tests 30 M multimode fiber optic cable 10 14 lengths 15 transmissio...

Страница 83: ...0 adding to the EBS 21 applying power 23 backup performance 16 benefits 10 cabling requirements 10 TL895 Tape Library continued capacity 12 centralized data repository 10 compressed capacity 12 connecting to the FCTC 22 enhanced cabling system 10 figure 9 footprint 10 GUI control panel 10 increased capacity 10 increased investment protection 10 increased performance 10 increased scalability 10 ins...

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