Sun Microsystems StorEdge D2 Array Best Practices Manual
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Sun Microsystems StorEdge D2 Array Best Practices Manual

Sun Microsystems StorEdge D2 Array Best Practices Manual

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Sun StorEdge
D2 Array
™
Best Practices Guide
Sun Microsystems, Inc.
4150 Network Circle
Santa Clara, CA 95054 U.S.A.
650-960-1300
Part No. 816-3311-10
January 2002, Revision A
Send comments about this document to: docfeedback@sun.com

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  • Page 1 Sun StorEdge D2 Array ™ Best Practices Guide Sun Microsystems, Inc. 4150 Network Circle Santa Clara, CA 95054 U.S.A. 650-960-1300 Part No. 816-3311-10 January 2002, Revision A Send comments about this document to: docfeedback@sun.com...
  • Page 2 SPARC International, Inc. in the U.S. and other countries. Products bearing SPARC trademarks are based upon an architecture developed by Sun Microsystems, Inc. The Energy Star logo is a registered trademark of EPA.

  • Page 3: Table Of Contents

    Contents Preface xi Introduction 1-1 Features 1-1 Web Sites 1-2 Firmware Overview 1-3 Hardware Overview 1-4 Hardware Installation and Configuration New Installation 2-1 2.1.1 Power Cables 2-1 2.1.2 SCSI Cables 2-2 Cluster and Multi-Initiator Configurations 2-2 2.2.1 Cluster Information 2-2 2.2.2 Multi-Initiator Information 2-3 Supported Configurations 2-3...
  • Page 4 Power Fault n LED 5-4 5.3.5 ESM Over-Temp/Code Download LED 5-5 5.3.6 Power On/SCSI Active LED 5-5 5.3.7 Host n Term Power LED 5-5 SAF-TE Command Implementation 6-1 Inquiry command 6-1 Sun StorEdge D2 Array Best Practices Guide • January 2002...
  • Page 5 SAF-TE Read Buffer Commands 6-3 6.2.1 Read Enclosure Configuration (00h) 6-3 6.2.1.1 Number of Fans 6-4 6.2.1.2 Power Supplies 6-4 6.2.1.3 Device Slots 6-4 6.2.1.4 Number of Temperature Sensors 6-4 6.2.1.5 Audible Alarm 6-5 6.2.1.6 6.2.1.8 Celsius/Fahrenheit 6-5 6.2.1.7 Number of Thermostats 6-5 6.2.2 Read Enclosure Status (01h) 6-5 6.2.3...
  • Page 6 Sun StorEdge D2 Array Best Practices Guide • January 2002...
  • Page 7 Sun StorEdge D2 Single ESM Front View (Single Bus) 2-7 FIGURE 2-3 Sun StorEdge D2 Dual ESM Front View (Split Bus) 2-7 FIGURE 2-4 Sun StorEdge D2 Array Switch Locations 4-1 FIGURE 4-1 Sun StorEdge D2 Rear View 5-6 FIGURE 5-1...
  • Page 8 Sun StorEdge D2 Array Best Practices Guide • January 2002...
  • Page 9 Tables Web Sites TABLE 1-1 Disk Drive Support Matrix for the Sun StorEdge D2 Array 2-4 TABLE 2-1 Array Configuration Options Switch Settings 4-2 TABLE 4-1 Drive Slot Multifunction LED Colors and Indicated Conditions 5-4 TABLE 5-1 Inquiry Data TABLE 6-1...
  • Page 10 Sun StorEdge D2 Array Best Practices Guide • January 2002...

  • Page 11: Preface

    Preface The Sun StorEdge D2 Array Best Practices Guide is intended for use by experienced Sun™ engineering personnel (FE, SE, SSE, and CTE). It is not intended to replace the existing documentation set, but rather to serve as a single point of reference that provides some answers to questions relating to common installation and service tasks.
  • Page 12 Other software documentation that you received with your system Shell Prompts Shell Prompt C shell machine_name% C shell superuser machine_name# Bourne shell and Korn shell Bourne shell and Korn shell superuser xii Sun StorEdge D2 Array Best Practices Guide • January 2002...
  • Page 13 To delete a file, type rm filename. with a real name or value Related Documentation Application Title Part Number Latest updates Sun StorEdge D2 Array Release Notes 816-1718 Installation Sun StorEdge A2 and D2 Arrays Cabinet 816-1696 Installation Guide Installation and Service...
  • Page 14 Sun is interested in improving its documentation and welcomes your comments and suggestions. You can email your comments to Sun at: docfeedback@sun.com Please include the part number (816-3311-10) of your document in the subject line of your email. xiv Sun StorEdge D2 Array Best Practices Guide • January 2002...

  • Page 15: Introduction

    Services Module (ESM). Note – For the latest information on software and firmware requirements, patch numbers, and supported hardware, refer to the Sun StorEdge D2 Array Release Notes. Features The Sun StorEdge D2 ESM is intended as a SCSI attachment to an LVD SCSI JBOD subsystem.

  • Page 16: Web Sites

    Web Site Name A1000/A3x00/A3x00FC (Sonoma) http://webhome.ebay/A3x00 Engineering D2 Engineering http://webhome.east/workgroupserverstorage/carmel Network Storage http://webhome.ebay/networkstorage Network Storage Test & Engineering http://webhome.ebay/nste (formerly QAST) Group OneStop Sun Storage Products http://onestop.eng/storage Enterprise Services Storage ACES http://service.central/ACES Sun StorEdge D2 Array Best Practices Guide • January 2002...

  • Page 17: Firmware Overview

    Web Sites (Continued) TABLE 1-1 Web Site Name LSI Logic http://www.lsil.com Escalation Web Interface http://sdn.sfbay/tools/escweb/EscWeb.html CTE Group Europe http://cte-www.uk Note – The Enterprise Services Storage ACES web page requires a login/password for access to certain areas. The home page includes information on how to obtain a login account.

  • Page 18: Hardware Overview

    ESM in the “1” slot. Thus the host 1 and host 2 connections on ESM 0 communicate with Array 1 (mapped to SCSI IDs 8-13) and the host 1 and host 2 connections on ESM 1 communicate with Array 2 (mapped to SCSI IDs 8-13). Sun StorEdge D2 Array Best Practices Guide • January 2002...
  • Page 19 POWER ON TEMP FAULT IN PLACE TACH x 2 Temp POWER ON IN PLACE Sensor RESET FAULT IN PLACE + FAULT DRIVE DRIVE 53C040 (SAF-TE) 53C180 53C180 Array 1 Host 1 MODULE ID SWITCH Array 2 53C180 53C180 Host 2 IN PLACE + FAULT DRIVE DRIVE...
  • Page 20 Sun StorEdge D2 Array Best Practices Guide • January 2002...

  • Page 21: Hardware Installation And Configuration

    Section 2.2, “Cluster and Multi-Initiator Configurations” on page 2-2 Section 2.3, “Supported Configurations” on page 2-3 New Installation Note – Refer to the Sun StorEdge D2 Array Installation, Operation, and Service Manual for detailed instructions and information on installing an array. This section contains the following topics: Section 2.1.1, “Power Cables”...

  • Page 22: Scsi Cables

    Section 2.2.2, “Multi-Initiator Information” on page 2-3 2.2.1 Cluster Information Note – Sun Cluster 3.0 software support for the Sun StorEdge D2 array is currently under qualification and anticipated for availability in Q402. Sun Cluster 2.2 software is not supported for the Sun StorEdge D2 array.

  • Page 23: Multi-Initiator Information

    The Sun StorEdge D2 array is supported in a two-node cluster configuration. Note – To use the Sun StorEdge D2 array in a multi-initiator environment, you must use clustering software. Sun Cluster 3.0 software support for the Sun StorEdge D2 array is currently under qualification and anticipated for availability in Q402.

  • Page 24: Disk Drive Support Matrix

    Sun Enterprise 420R server Sun Enterprise 450 server Note – Refer to the Sun StorEdge D2 Array Release Notes for the most recent listing of supported platforms. 2.3.2 Disk Drive Support Matrix The following table provides support information for all hard disk drives that are used in the Sun StorEdge D2 array.
  • Page 25 VHDIC VHDIC Sun StorEdge D2 Host1 Host 2 Sun StorEdge D2 Single Bus Configuration (Logical View) FIGURE 2-1 In a single-bus configuration, the Sun StorEdge D2 in the “0” position (the left ESM slot as viewed from the rear of the enclosure) communicates with all 12 drive slots, and two hosts can be connected to the ESM.
  • Page 26 (as viewed from the front), while the six drives communicating with the ESM in the “1” position are on the right of the enclosure. Note also that the slot Sun StorEdge D2 Array Best Practices Guide • January 2002...
  • Page 27 numbers, used by the SAF-TE commands to communicate with the drive slots, are 0-5 for ESM 0 and 0-5 for ESM 1 (in the split-bus configuration SAF-TE commands issued through an ESM communicate with only the six drives associated with that ESM).
  • Page 28 Sun StorEdge D2 Array Best Practices Guide • January 2002...

  • Page 29: Sun Storedge D2 Esm Functional Description

    C H A P T E R Sun StorEdge D2 ESM Functional Description Host SCSI Two (population option) VHDCI 68-pin high density “D” shell connectors provide connectivity for the host. Host multimode termination is provided on the ESM card Host SCSI Termination Power Host termination power is not provided by the ESM.

  • Page 30: Host Scsi Reset With Change In Termination Power

    The software specification gives the implementation details. SAF-TE Subsystem Interface The SAF-TE circuit monitors and controls several ESM subsystem signals. The following signals are directly monitored by the 53C040 chip. Host Enable Module_ID Sun StorEdge D2 Array Best Practices Guide • January 2002...
  • Page 31 2 power supply in-place and faults signals 2 fan unit in-place signals 4 fan fault signals—two for each fan CRU 12 drive in place and 12 drive fault signals 1 Subsystem Fault/warning SCSI ID of the 53C040 chip is 15 (Fh) The following information is monitored by the 53C040 chip by way of the DS1780E devices.
  • Page 32 Sun StorEdge D2 Array Best Practices Guide • January 2002...

  • Page 33: Sun Storedge D2 Array Esm Switches

    C H A P T E R Sun StorEdge D2 Array ESM Switches This chapter describes the two Sun StorEdge D2 array ESM switches. Array configuration options switch Array unit ID switch Configuration nit I Options SCSI-A SCSI- SCSI Sun StorEdge D2 Array Switch Locations...

  • Page 34: Array Unit Id Switch

    Note – If there are two ESMs in an array, set this switch to the same number for both ESMs because the ID applies to the array as a whole unit. Sun StorEdge D2 Array Best Practices Guide • January 2002...

  • Page 35: Maintenance And Service

    Section 5.1.2, “SCSI Cables” on page 5-2 5.1.1 Array Unit For information on troubleshooting and diagnosing issues with the array and its FRUs, refer to the “Monitoring and Troubleshooting the Sun StorEdge D2 Array” chapter in the Sun StorEdge D2 Array Installation, Operation, and Service Manual.

  • Page 36: Scsi Cables

    Service Manual that provide detailed procedures on how to disconnect a host and to remove and replace an host adapter. Currently, the Sun PCI Dual Ultra3 SCSI host adapter is the only host adapter that supports the Sun StorEdge D2 array. Sun StorEdge D2 Array Best Practices Guide • January 2002...

  • Page 37: Interconnect Cables

    5.2.2 Interconnect Cables Host SCSI cables Stop all I/O activities to the corresponding data path before replacing a host SCSI cable. SCSI cables Drive side SCSI cables You should stop all I/O activities to the controller module and power down the controller module before replacing the drive side SCSI cables.

  • Page 38: Drive Slot N Led

    When a power supply is faulty, a READ ENCLOSURE STATUS command returns a “Power Supply is malfunctioning” status for the associated power supply. Sun StorEdge D2 Array Best Practices Guide • January 2002...

  • Page 39: Esm Over-Temp/Code Download Led

    5.3.5 ESM Over-Temp/Code Download LED The ESM Over-Temp/Code Download LED ( ) is a multifunction LED. FIGURE 5-2 Yellow: Temperature warning. This occurs if the temperature exceeds the Temperature Warning Level specified in the Factory Defaults. A temperature warning condition will also turn on the Subsystem Fault LED. In addition, the ETA bit (byte 18, bit 7) will be set when a READ ENCLOSURE STATUS command is executed.
  • Page 40 Code Download LED Host 1 Host 2 Term power LED Term power LED Configuration nit I Options SCSI-A SCSI- SCSI Power on/SCSI active LED Sun StorEdge D2 ESM FIGURE 5-2 Sun StorEdge D2 Array Best Practices Guide • January 2002...
  • Page 41 Power On LED Slot Slot Slot Slot Slot Slot Slot Slot Slot Slot Slot Slot SCSI SCSI SCSI SCSI SCSI SCSI SCSI SCSI SCSI SCSI SCSI SCSI ID 0 ID 1 ID 2 ID 3 ID 4 ID 5 ID 8 ID 9 ID 10 ID 11...
  • Page 42 Sun StorEdge D2 Array Best Practices Guide • January 2002...

  • Page 43: Saf-Te Command Implementation

    C H A P T E R SAF-TE Command Implementation SCSI Accessed Fault-Tolerant Enclosures (SAF-TE) support six SCSI commands including WRITE BUFFER, READ BUFFER, INQUIRY, TEST UNIT READY, SEND DIAGNOSTIC, and REQUEST SENSE. These commands are detailed in the following sections: Section 6.1, “Inquiry command”...
  • Page 44 Vendor Unique Byte for description. TABLE 6-2 The bit definition of the Vendor Unique Byte is shown in TABLE 6-2 Vendor Unique Byte Definition TABLE 6-2 Meaning Value Not used Not used Sun StorEdge D2 Array Best Practices Guide • January 2002...

  • Page 45: Saf-Te Read Buffer Commands

    Too Hot 0 => ESM temperature exceeds the temperature failure threshold. 1 => Normal condition LVD/SE 1=> LVD 0=> SE Card ID 0 = ESM A 1 = ESM B 3…0 Rotary Dial 0 through 9 SAF-TE Read Buffer Commands This section provides detailed information about the READ ENCLOSURE CONFIGURATION , and...

  • Page 46: Number Of Fans

    LSI5C040. The DS1621 is one example. For D2, there are no external temperature sensors in the enclosure; the value returned is 0 (there is a temperature sensor on each D2 ESM). Sun StorEdge D2 Array Best Practices Guide • January 2002...

  • Page 47: Audible Alarm

    6.2.1.5 Audible Alarm This field indicates whether the enclosure has a speaker. If there is no speaker, this field is 0. If a speaker is present, this field is 1. D2 has no audible alarm and returns a value of 0. 6.2.1.6 6.2.1.8 Celsius/Fahrenheit This field indicates whether the integer temperatures (if any) are reported in degrees...
  • Page 48 Note – In a split-bus configuration, each ESM communicates with six drive slots, 0 – 5. Thus bytes 5 – 9 will contain Device Slot SCSI IDs; bytes 10 – 15 contain the balance of the return values. READ ENCLOSURE STATUS Sun StorEdge D2 Array Best Practices Guide • January 2002...

  • Page 49: Read Device Slot Status (04H)

    6.2.3 Read Device Slot Status (04h) This command returns information on the current state of each device/slot. There are four bytes reserved for each of the 12 array device slots. Command Return Data TABLE 6-5 EVICE TATUS Byte Slot 0 Byte 0 Slot 0 Byte 1 Slot 0 Byte 2 Slot 0 Byte 3...
  • Page 50 Returns value as set by WRITE DEVICE SLOT STATUS Returns value as set by WRITE DEVICE SLOT STATUS Returns value as set by WRITE DEVICE SLOT STATUS Reserved Returns 00h Sun StorEdge D2 Array Best Practices Guide • January 2002...

  • Page 51: Saf-Te Write Buffer Commands

    Reserved Returns 00h (Slot) Device Inserted Flag Returns either: 0 – no device inserted in slot 1 – device inserted in slot (Slot) Prepared for Not supported Insertion/Removal Flag (Slot) Prepared for operation Returns either: Flag 0-device power is off (slot not prepared for operation) 1-device power is on (slot prepared for operation)

  • Page 52: Perform Slot Operation (12H)

    Bit Description Action Operation Code (12h) Slot number Prepare for Operation Flag Not supported Prepare for Insertion/Removal Not supported Flag Identify Flag Drive slot LED blinks amber / green 6-10 Sun StorEdge D2 Array Best Practices Guide • January 2002...

  • Page 53: Send Global Flags Command (15H)

    Reserved 3-63 Reserved 6.3.3 Send Global Flags Command (15h) This command is used to send commands that apply to the enclosure. The READ GLOBAL command reads the current state of the global flags sent with this command. FLAGS Command Bytes TABLE 6-10 LOBAL LAGS...
  • Page 54 6-12 Sun StorEdge D2 Array Best Practices Guide • January 2002...

  • Page 55: Sun Storedge D2 Vpd Settings And Factory Defaults

    C H A P T E R Sun StorEdge D2 VPD settings and Factory Defaults Refer to the SYM53C040 ESM SAF-TE Firmware Changes Design Note for the procedure to load the VPD and factory defaults. D2 Factory Default Downloadable Image Sun StorEdge D2 Factory Default Downloadable Image TABLE 7-1 BYTE...
  • Page 56 Diagnostic page, the requested page is returned without any error condition. BKD (Backpanel VPD) - (D2 default bit is set) If it is set to 1, VPD page 1 (Midplane VPD data) is supported. Sun StorEdge D2 Array Best Practices Guide • January 2002...

  • Page 57: Midplane Vpd

    Midplane VPD Midplane VPD Downloadable Image TABLE 7-2 BYTE BYTE ORDER OFFSET COUNT MEANING 0…3 0x00 Magic Number (0x104a5100) “.JQ.” 4…6 0x04 ASCII header “PN” 7…18 0x07 ASCII FRU Part Number “375-3049-01” 0x13 20…22 0x14 ASCII header “SN “ 23…34 0x17 ASCII serial number 0x23...

  • Page 58: Esm Card Vpd

    0x3F 63…70 ASCII FRU Type “ESM_CARD” 0x47 1. The last 8 consecutive meaningful characters of the serial number field are returned in the standard INQUIRY command Enclosure Unique Identifier field. Sun StorEdge D2 Array Best Practices Guide • January 2002...
  • Page 59 The Serial Number and Date fields cannot be updated unless the current value of all the fields is all 0xFFs, or if the downloadable image is all 0xFFs (except for the Magic Number). Otherwise, all the other fields will be updated and the downloadable values for these two fields will be ignored without an error condition.
  • Page 60 Sun StorEdge D2 Array Best Practices Guide • January 2002...

  • Page 61: Sense Codes

    A P P E N D I X Sense Codes The Sun StorEdge D2 ESM can return the following two unique Sense Codes. ASCQ EEPROM sum check failed Unable to Read/Write EEPROM...
  • Page 62 Sun StorEdge D2 Array Best Practices Guide • January 2002...
  • Page 63 Index accessing documentation online, xiv disk drive support matrix, 2-4 ACES web site, 1-2 downloadable images architecture overview, 1-4 ESM card VPD, 7-4 array factory defaults, 7-1 configuration options switch, 4-1 midplane VPD, 7-3 ESM switch locations, 4-1 drive slot LED, 5-4 features, 1-1 drive slot numbering, 2-6 LEDs, 5-3...
  • Page 64 Network Storage web site, 1-2 processor SCSI ID, 2-5 Read Buffer commands, 1-4, 6-3 subsystem interface, 3-2 Write Buffer commands, 1-4, 6-9 OneStop Sun Storage Products web site, 1-2 Index-2 Sun StorEdge D2 Array Best Practices Guide • January 2002...
  • Page 65 SCSI cables, 2-2 unit ID switch, 4-2 commands supported, 1-3 using SAF-TE commands, 6-1 common point of failure with cables, 5-2 configurations, 2-2 connector type, 3-2 connector types, 3-1 host IDs, 2-5 vendor unique byte definitions, 6-2 host SCSI disable, 3-1 verifying host SCSI termination, 3-1 array functionality, 5-1...
  • Page 66 Index-4 Sun StorEdge D2 Array Best Practices Guide • January 2002...

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