Manual De UsuarioTabla de contenidosPreface5MegaRAID Problem Report Form6Logical Drive Configuration7Physical Device Layout9Contents13Chapter1 Overview191.1 Features201.2 SCSI Channel201.3 NVRAM and Flash ROM201.4 SCSI Connectors201.5 Single-Ended and Differential SCSI Buses211.6 Maximum Cable Length for SCSI Standards21Table1.1 Maximum Cable Length for SCSI Standards211.7 SCSI Bus Widths and Maximum Throughput22Table1.2 SCSI Bus Widths and Maximum Throughput221.8 Documentation221.8.1 MegaRAID SCSI 320-1 Hardware Guide221.8.2 MegaRAID Configuration Software Guide221.8.3 MegaRAID Operating System Driver Installation Guide23Chapter2 Introduction to RAID252.1 RAID Benefits252.1.1 Improved I/O252.1.2 Increased Reliability262.2 MegaRAID SCSI 320-1 – Host-Based RAID Solution262.2.1 Host-Based RAID262.2.2 SCSI-to-SCSI External RAID272.3 RAID Overview272.3.1 Physical Array272.3.2 Logical Drive272.3.3 Consistency Check282.3.4 Fault Tolerance282.3.5 Disk Striping28Figure2.1 Disk Striping292.3.5.1 Stripe Width292.3.5.2 Stripe Size302.3.6 Disk Mirroring30Figure2.2 Disk Mirroring302.3.7 Disk Spanning31Figure2.3 Disk Spanning31Table2.1 Spanning for RAID 10 and RAID 50322.3.8 Parity322.3.9 Hot Spares322.3.10 Hot Swapping332.3.11 Disk Rebuild332.3.11.1 Rebuild Rate332.3.12 Logical Drive States34Table2.2 Logical Drive States342.3.13 SCSI Drive States34Table2.3 SCSI Drive States342.3.14 Disk Array Types35Table2.4 Disk Array Types352.3.15 Enclosure Management35Chapter3 RAID Levels373.1 Selecting a RAID Level373.2 RAID 038Figure3.1 RAID 0 Array393.3 RAID 139Figure3.2 RAID 1 Array403.4 RAID 540Figure3.3 RAID 5 Array413.5 RAID 1042Figure3.4 RAID 10 Array433.6 RAID 5043Figure3.5 RAID 50 Array44Chapter4 Features454.1 SMART Technology454.2 Configuration on Disk464.3 Configuration Features46Table4.1 Configuration Features464.4 Array Performance Features47Table4.2 Array Performance Features474.5 RAID Management Features48Table4.3 RAID Management Features484.6 Fault Tolerance Features48Table4.4 Fault Tolerance Features484.7 Software Utilities49Table4.5 Software Utilities494.8 Operating System Software Drivers494.9 MegaRAID SCSI 320-1 Specifications50Table4.6 MegaRAID SCSI 320-1 Specifications504.9.1 PCI Bridge/CPU514.9.2 Cache Memory514.9.3 MegaRAID BIOS514.9.4 Serial Port524.9.5 SCSI Bus524.9.6 SCSI Connectors524.9.7 SCSI Termination524.9.8 SCSI Firmware53Table4.7 SCSI Firmware534.10 RAID Management534.10.1 MegaRAID BIOS Configuration Utility534.10.2 WebBIOS Configuration Utility544.10.3 Power Console Plus544.10.4 MegaRAID Manager544.11 Compatibility544.11.1 Server Management544.11.2 SCSI Device Compatibility544.11.3 Software55Chapter5 Configuring Physical Drives, Arrays, and Logical Drives575.1 Configuring SCSI Physical Drives575.1.1 Basic Configuration Rules575.1.2 Current Physical Device Configuration58Table5.1 Physical Device Configuration - SCSI Channel 1585.1.3 Logical Drive Configuration59Table5.2 Logical Drive Configuration595.1.4 Physical Device Layout61Table5.3 Physical Device Layout615.2 Configuring Arrays645.2.1 Arranging Arrays645.2.2 Creating Hot Spares645.3 Creating Logical Drives655.3.1 Configuration Strategies655.3.1.1 Maximize Capacity65Table5.4 Capacity for RAID Levels655.3.1.2 Maximizing Drive Availability66Table5.5 Fault Tolerance for RAID Levels665.3.1.3 Maximizing Drive Performance66Table5.6 Performance Characteristics for RAID Levels675.3.2 Assigning RAID Levels67Table5.7 Number of Physical Drives for RAID Levels675.4 Configuring Logical Drives685.4.1 Optimizing Data Storage685.4.1.1 Data Access Requirements685.4.1.2 Array Functions685.5 Planning the Array Configuration69Table5.8 Factors for Planning the Array Configuration695.5.1 Using the Array Configuration Planner69Table5.9 Array Configuration Planner70Chapter6 Hardware Installation736.1 Hardware Requirements736.2 Installation Steps74Table6.1 Hardware Installation Steps746.2.1 Step 1: Unpack756.2.2 Step 2: Power Down756.2.3 Step 3: Check Jumper Settings75Table6.2 Jumpers for the MegaRAID SCSI 320-175Figure6.1 MegaRAID SCSI 320-1 Controller Layout766.2.3.1 J2 Dirty Cache LED766.2.3.2 J3 Clear EPROM776.2.3.3 J4 BIOS Enable77Table6.3 Pinout for J4 BIOS Enable776.2.3.4 J5 SCSI Activity LED776.2.3.5 J6 Serial Port776.2.3.6 J8 Connector for Optional BBU Daughter Card776.2.3.7 J9 SCSI Bus Termination Power776.2.3.8 J10 Termination Enable78Table6.4 Pinout for J10 Termination Enable786.2.4 Step 4: Set Termination786.2.4.1 SCSI Termination786.2.4.2 Selecting a Terminator796.2.4.3 Terminating Internal SCSI Disk Arrays79Figure6.2 Termination of Internal SCSI Disk Arrays806.2.4.4 Terminating External Disk Arrays81Figure6.3 Terminating External Disk Arrays816.2.4.5 Terminating Internal and External Disk Arrays81Figure6.4 Terminating Internal and External Disk Arrays826.2.4.6 Connecting Non-Disk SCSI Devices83Figure6.5 Connecting Non-Disk SCSI Devices836.2.5 Step 5: Install MegaRAID SCSI 320-184Figure6.6 3.3 V and 5V PCI Slots84Figure6.7 Installing the MegaRAID SCSI 320-1 Controller856.2.6 Step 6: Connect SCSI Devices856.2.6.1 Cable Suggestions866.2.7 Step 7: Set Target IDs86Table6.5 Priority of Target IDs866.2.7.1 Example of MegaRAID SCSI 320-1 ID Mapping87Table6.6 Example of Mapping for SCSI 320-1876.2.7.2 Target IDs as Presented to the Operating System88Table6.7 Target IDs as Presented to the Operating System886.2.8 Step 8: Power Up886.2.9 Step 9: Run the MegaRAID BIOS Configuration Utility896.2.10 Step 10: Install the Operating System Driver896.3 Summary90Table6.8 Configuration Utilities and Operating Systems90Chapter7 Troubleshooting917.1 General Troubleshooting91Table7.1 General Problems and Suggested Solutions917.2 BIOS Boot Error Messages93Table7.2 BIOS Boot Error Messages937.3 Other BIOS Error Messages94Table7.3 Other BIOS Error Messages947.4 Other Potential Problems95Table7.4 Other Potential Problems95AppendixA SCSI Cables and Connectors97A.1 68-Pin High-Density SCSI Internal Connector97A.1.1 Cable Assembly for Internal Wide SCSI Devices98A.1.2 Connecting Internal and External Wide Devices99A.1.3 Converting Internal Wide to Internal Non-Wide (Type 2)100A.1.4 Converting Internal Wide to Internal Non-Wide (Type 30)101A.1.5 Converting from Internal Wide to Internal Non-Wide (Type 3)101A.2 SCSI Cable and Connector Vendors102TableA.1 SCSI Cable Vendors102TableA.2 SCSI Connector Vendors102A.3 High-Density 68-Pin Connector Pinout for SE SCSI103TableA.3 High-Density 68-Pin Connector Pinout (SE SCSI)103A.4 68-Pin Connector Pinout for LVD SCSI105TableA.4 68-Pin Connector Pinout for LVD SCSI105AppendixB Audible Warnings107TableB.1 Audible Warnings and Descriptions107AppendixC Glossary109Index119Numerics119A119B119C119D119E119F119G119H120I120J120L120M120N120O120P120R120S120T121U121V121W121Customer Feedback123Reader’s Comments124Tamaño: 1 MBPáginas: 124Language: EnglishManuales abiertas