Manuale UtenteSommarioFront Cover1Functional Table of Contents13About This Manual20Chapter 1 RAID Functions: An Introduction23Structured bookmarks231.1 Logical Drive231.2 Logical Volume231.3 RAID Levels24What are the RAID levels?24NRAID25JBOD25RAID 026RAID 126RAID (0+1)26RAID 327RAID 5271.4 Spare Drives28Global and Local Spare Drives281.5 Identifying Drives30Flash Selected SCSI Drive30Flash All SCSI Drives30Flash All but Selected Drives301.6 Rebuild31Automatic Rebuild and Manual Rebuild31Automatic Rebuild31Manual Rebuild32Concurrent Rebuild in RAID (0+1)331.7 Logical Volume (Multi-Level RAID)34What is a logical volume?34Spare drives assigned to a logical volume?36Limitations:37Partitioning - partitioning the logical drive or partitioning the logical volume?37Different write policies within a logical volume?38RAID expansion with logical volume?38Different controller settings using logical volume?38A logical volume with logical drives of different levels?39Multi-level RAID systems39Chapter 2 RAID Planning40Structured bookmarks402.1 Considerations402.2 Configuring the Array:442.2.1 Starting a RAID System442.3 Operation Theory462.3.1 I/O Channel, SCSI ID, and LUN462.3.2 Grouping Drives into an Array462.3.3 Making Arrays Available to Hosts482.4 Tunable Parameters49Chapter 3 Accessing the Array through Serial Port and Ethernet]52Structured bookmarks523.1 RS-232C Serial Port523.1.1 Configuring RS-232C Connection via Front Panel533.1.2 Starting RS-232C Terminal Emulation543.2 Out-of-Band via Ethernet55What Is the “Disk Reserved Space?”55Other Concerns56Web-Based Management56Requirements563.2.1 Connecting Ethernet Port:563.2.2 Configuring the Controller573.2.3 NPC Onboard60The SNMP_TRAP section61The EMAIL section61The BROADCAST section61Chapter 4 LCD Screen Messages62Structured bookmarks624.1 The Initial Screen624.2 Quick Installation Screen624.3 Logical Drive Status634.4 Logical Volume Status644.5 SCSI Drive Status654.6 SCSI Channel Status664.7 Controller Voltage and Temperature674.8 Cache Dirty Percentage684.9 View and Edit Event Logs68Chapter 5 LCD Keypad Operation69Structured bookmarks695.1 Power on RAID Enclosure695.2 Caching Parameters69Optimization Modes69Optimization Mode and Stripe Size70Optimization for Random or Sequential I/O71Write-Back/Write-Through Cache Enable/Disable715.3 View Connected Drives:735.4 Creating a Logical Drive74Choosing a RAID Level:74Choosing Member Drives:74Logical Drive Preferences:74Maximum Drive Capacity:75Spare Drive Assignments:75Disk Reserved Space:75Write Policy:75Initialization Mode:75Stripe Size:765.5 Creating a Logical Volume78Initialization Mode78Write Policy78Logical Volume Assignment795.6 Partitioning a Logical Drive/Logical Volume805.7 Mapping a Logical Volume/Logical Drive to Host LUN815.8 Assigning Spare Drive and Rebuild Settings82Adding a Local Spare Drive82Adding a Global Spare Drive83Rebuild Settings835.9 Viewing and Editing Logical Drives and Drive Members84Deleting a Logical Drive84Deleting a Partition of a Logical Drive85Assigning a Name to a Logical Drive86Rebuilding a Logical Drive86Regenerating Logical Drive Parity87Media Scan88Write Policy895.10 Viewing and Editing Host LUNs90Viewing and Deleting LUN Mappings90Pass-through SCSI Commands905.11 Viewing and Editing SCSI Drives91Scanning New SCSI Drive91Identifying a Drive92Deleting Spare Drive (Global / Local Spare Drive)935.12 Viewing and Editing SCSI Channels93Redefining Channel Mode93Setting a SCSI Channel’s ID - Host Channel94Viewing IDs94Adding a Channel ID94Deleting a Channel ID95Setting a SCSI Channel’s Primary ID - Drive Channel95Setting a SCSI Channel’s Secondary ID - Drive Channel96Setting Channel Bus Terminator96Setting Transfer Speed97Setting Transfer Width98Viewing and Editing SCSI Target - Drive Channel98Slot Number99Maximum Synchronous Transfer Clock99Maximum Transfer Width99Parity Check100Disconnecting Support100Maximum Tag Count100Restore to Default Setting1015.13 System Functions102Mute Beeper102Change Password102Changing Password102Disabling Password103Reset Controller103Shutdown Controller103Controller Maintenance104Saving NVRAM to Disks104Restore NVRAM from Disks1045.14 Controller Parameters105Controller Name105LCD Title Display Controller Name105Password Validation Timeout105Controller Unique Identifier105Controller Date and Time106Time Zone106Date and Time107SCSI Drive Low-level Format108SCSI Drive Read/Write Test109Chapter 6 Terminal Screen Messages110Structured bookmarks1106.1 The Initial Screen1106.2 Main Menu1116.3 Quick Installation1116.4 Logical Drive Status1136.5 Logical Volume Status1146.6 SCSI Drive Status1156.7 SCSI Channel’s Status1166.8 Controller Voltage and Temperature1186.9 Viewing Event Logs on the Screen119Chapter 7 Terminal Operation120Structured bookmarks1207.1 Power on RAID Enclosure1207.2 Caching Parameters120Optimization Modes120Optimization Mode and Stripe Size122Optimization for Random or Sequential I/O122Write-Back/Write-Through Cache Enable/Disable1227.3 Viewing the Connected Drives1237.4 Creating a Logical Drive124Choosing a RAID Level:125Choosing Member Drives:125Logical Drive Preferences:125Maximum Drive Capacity:125Assign Spare Drives:126Disk Reserved Space126Logical Drive Assignments:126Write Policy126Initialization Mode127Stripe Size1277.5 Creating a Logical Volume1297.6 Partitioning a Logical Drive/Logical Volume1307.7 Mapping a Logical Volume to Host LUN1327.8 Assigning Spare Drive, Rebuild Settings134Adding Local Spare Drive134Adding a Global Spare Drive1357.9 Viewing and Editing Logical Drive and Drive Members135Deleting a Logical Drive136Deleting a Partition of a Logical Drive136Assigning a Name to a Logical Drive136Rebuilding a Logical Drive137Regenerating Logical Drive Parity138Media Scan138Write Policy1397.10 Viewing and Editing Host LUNs140Viewing or Deleting LUN Mappings140Edit Host-ID/WWN Name List140Pass-through SCSI Commands1407.11 Viewing and Editing SCSI Drives141Scanning New Drive141Slot Number142Drive Entry142Identifying Drive142Deleting Spare Drive (Global / Local Spare Drive)1427.12 Viewing and Editing SCSI Channels144Redefining Channel Mode144Viewing and Editing SCSI IDs - Host Channel145Viewing and Editing SCSI IDs145Adding a SCSI ID (Primary/Secondary Controller ID)145Deleting an ID146Setting a Primary Controller’s SCSI ID - Drive Channel146Setting a Secondary Controller’s SCSI ID - Drive Channel147Setting Channel Terminator147Setting a Transfer Speed147Drive Channel148Setting the Transfer Width148Viewing and Editing SCSI Target / Drive Channel149Slot Number149Maximum Synchronous Transfer Clock150Maximum Transfer Width150Parity Check150Disconnecting Support151Maximum Tag Count151Data Rate1517.13 System Functions153Mute Beeper153Change Password153Changing the Password154Setting a New Password154Disabling the Password155Reset Controller155Shutdown Controller1557.14 Controller Parameters156Controller Name156LCD Title Display Controller Name156Saving NVRAM to Disks157Restore NVRAM from Disks157Password Validation Timeout158Controller Unique Identifier158Set Controller Date and Time160Time Zone160Date and Time1607.15 Drive Information161View Drive Information161SCSI Drive Utilities161SCSI Drive Low-level Format162SCSI Drive Read/Write Test163Chapter 8 Fibre Operation164Structured bookmarks1648.1 Overview1648.2 Major Concerns1658.3 Supported Features167Fibre Chip167Multiple Target IDs:167Drive IDs:168In-band Fibre and S.E.S. Support:1688.4 Configuration: Host and Drive Parameters169Channel Mode:169Primary and Secondary Controller IDs:169Redundant Controller Cache Coherency Channel (RCC Channel):170View Channel WWN170View Device Port Name List (WWPN)171View and Edit Fibre Drive171User-Assigned ID (Scan SCSI Drive)171View Drive Information172View and Edit Host-Side Parameters1721. Fibre Channel Connection Type:173View and Edit Drive-Side Parameters1732. Drive-Side Dual Loop:173Controller Unique Identifier174Controller Communications over Fibre Loops1758.5 Multi-Host Access Control: LUN Filtering177Creating LUN Masks178WWN Name List179Logical Unit to Host LUN Mapping180LUN Mask (ID Range) Configuration:182Filter Type: Include or Exclude182Access Mode: Read Only or Read/Write183Sample Configuration:183Configuration Procedure:184Chapter 9 Advanced Configurations186Structured bookmarks1869.1 Fault Prevention186S.M.A.R.T.1869.1.1 Clone Failing Drive:187Replace after Clone:187Perpetual Clone:1889.1.2 S.M.A.R.T. (Self-Monitoring, Analysis and Reporting Technology )190Configuration Procedure192Enabling the S.M.A.R.T. Feature192Examining Whether Your Drives Support S.M.A.R.T.192Using S.M.A.R.T. Functions1939.2 Host-side and Drive-side SCSI Parameters196Foreword: SCSI Channel, SCSI ID and LUN1969.2.1 Host-side SCSI Parameters196Maximum Concurrent Host LUN Connection (“Nexus” in SCSI):196Number of Tags Reserved for each Host-LUN Connection:197Maximum Queued I/O Count:198LUNs per Host SCSI ID198LUN Applicability:198Peripheral Device Type:199In-band (SCSI or Fibre):199Peripheral Device Type Parameters for Various Operating Systems:200Cylinder/Head/Sector Mapping:2019.2.2 Drive-side Parameters:203SCSI Motor Spin-Up203SCSI Reset at Power-Up204Disk Access Delay Time205SCSI I/O Timeout205Maximum Tag Count (Tag Command Queuing)206Detection of Drive Hot Swap Followed by Auto Rebuild207SAF-TE and S.E.S. Enclosure Monitoring207Periodic Drive Check Time207Idle Drive Failure Detection208Periodic Auto-Detect Failure Drive Swap Check Time2089.3 Monitoring and Safety Mechanisms210Dynamic Switch Write-Policy210View Peripheral Device Status210Controller Auto-Shutdown - Event Trigger Option2119.4 Disk Array Parameters212Rebuild Priority212Verification on Writes213Chapter 10 Redundant Controller214Structured bookmarks21410.1 Operation Theory21410.1.1 Setup Flowchart21510.1.2 Considerations Related to Physical Connection215SCSI-Based Controllers215Fibre-Based Controllers21610.1.3 Grouping Hard Drives and LUN Mapping217Logical Drive, Logical Volume, and Logical Partitions218System Drive Mapping:219Primary and Secondary IDs219Mapping22010.1.4 Fault-Tolerance221What Is a Redundant Controller Configuration?221How does Failover and Failback Work?222A. Channel Bus222B. Controller Failover and Failback224C. Active-to-Active Configuration:224Symptoms226Connection:22610.2 Preparing Controllers22710.2.1 Requirements:227Cabling Requirements:227Controller Settings:22710.2.2 Limitations22910.2.3 Configurable Parameters229Primary or Secondary229Active-to-Active Configuration230Active-to-Standby Configuration230Cache Synchronization230Battery Support23010.3 Configuration23210.3.1 Via Front Panel Keypad233Redundant Configuration Using Automatic Setting233Enable Redundant Controller233Autoconfig.233Controller Unique ID233Redundant Configuration Using Manual Setting2342. Controller Unique ID234Starting the Redundant Controllers235Creating Primary and Secondary ID235Drive Channel235Host Channel236Assigning a Logical Drive/Logical Volume to the Secondary Controller236Mapping a Logical Drive/Logical Volume to the Host LUNs237Front Panel View of Controller Failure238When and how is the failed controller replaced?23810.3.2 Via Terminal Emulation239Redundant Configuration Using Automatic Setting239Redundant Configuration Using Manual Setting240Creating Primary and Secondary ID242Assigning Logical Drives to the Secondary Controller242Mapping a Logical Drive/Logical Volume to the Host LUNs243Terminal Interface View of Controller Failure244What will happen when one of the controllers fails?24410.3.3 When and How Is the Failed Controller Replaced?244Forcing Controller Failover for Testing246RCC Status (Redundant Controller Communications Channel)247Secondary Controller RS-232247Remote Redundant Controller247Cache Synchronization on Write-Through247Chapter 11 Record of Settings248Structured bookmarks24811.1 View and Edit Logical Drives24811.2 View and Edit Logical Volumes25011.3 View and Edit Host LUN’s25111.4 View and Edit SCSI Drives25311.5 View and Edit SCSI Channels25411.6 View and Edit Configuration Parameters25511.7 View and Edit Peripheral Devices258Set Peripheral Device Entry258Define Peripheral Device Active Signal258View System Information25811.8 Save NVRAM to Disk, Restore from Disk25911.9 RAID Security: Password259Chapter 12 Array Expansion260Structured bookmarks26012.1 Overview260Note on Expansion26112.2 Mode 1 Expansion:263Adding Drives to a Logical Drive263Add-Drive Procedure26312.3 Mode 2 Expansion:266Copy and Replace Drives with Drives of Larger Capacity266Copy and Replace Procedure26612.4 Making Use of the Added Capacity: Expand Logical Drive26812.5 Expand Logical Volume27012.6 Configuration Example: Volume Extension in Windows 2000® Server271Limitations When Using Windows 2000271Example:271Appendix A LCD Keypad Navigation Map277Appendix B Firmware Functionality Specifications284Structured bookmarks284Basic RAID Management:284Advanced Features:285Caching Operation:286RAID Expansion:287Fibre Channel Support:288S.M.A.R.T. Support:289Redundant Controller:289Data Safety:290System Security:291Environment Management:292User Interface:293Remote Manageability:293JBOD-Specific:294Others:294Appendix C System Functions: Upgrading Firmware295Structured bookmarks295Upgrading Firmware295New Features Supported with Firmware 3.21295Background RS-232C Firmware Download:295Redundant Controller Rolling Firmware Upgrade:295Redundant Controller Firmware Sync-version:296Upgrading Firmware Using In-band SCSI + RAIDWatch Manager296Establish the In-band SCSI connection in RAIDWatch Manager296Upgrade Both Boot Record and Firmware Binaries297Upgrade the Firmware Binary Only297Upgrading Firmware Using RS-232C Terminal Emulation298Establishing the connection for the RS-232C Terminal Emulation299Upgrading Both Boot Record and Firmware Binaries299Upgrading the Firmware Binary Only300Appendix D Event Messages301Index340Dimensioni: 3,1 MBPagine: 347Language: EnglishApri il manuale
