Compex SCSI TO S-ATA RAID Specifikace

SCSI to SATA RAID Subsystems Operation Manual Version 1.2 (03, 2006)Firmware Revision: 3.47x

x About This Manual This manual provides all of the necessary information that a system administrator needs to configure and maintain EonStor SCSI to

Infortrend 4-30 Figure 4 - 48: Media Scan Screen There are two options with performing the Media Scan: 1. Media Scan Priority: determines how mu

Terminal Operation 4-31 4.11 Viewing and Editing Host LUNs 4.11.1 Viewing or Deleting LUN Mappings Choose the host channel and host ID combination

Infortrend 4-32 Press [ENTER] on a selected drive to view a sub-menu featuring functions related to the individual hard drive. Figure 4 - 52: View

Terminal Operation 4-33 Figure 4 - 53: Delete Global/Local Spare Drive Page NOTE: The spare drive you deleted or any drive you replaced from a logi

Infortrend 4-34 4.12.3 Identifying Drives Figure 4 - 56: Identify Drive Page Whenever there is a failed drive in a logical drive, make it a point t

Terminal Operation 4-35 4.12.3.2 Flash All Drives The Read/Write LEDs of all connected drives will light for a configurable period of time. If the LE

Infortrend 4-36 The drive-identifying function can be selected from “Main Menu”/”View and Edit Drives”/”Identify Drives.” 4.12.4 Media Error Reassi

Terminal Operation 4-37 Figure 4 - 61: View and Edit Channels Page Choose View and Edit Channels in the Main Menu to display channel status. Fig

Infortrend 4-38 4.13.2 Adding an ID Figure 4 - 64: Add ID Screen Press [ENTER] on one of the existing IDs. Choose Add Channel ID, and then choose

Terminal Operation 4-39 • At least one controller’s ID has to be present on each channel bus. 4.13.4 Data Rate (Channel Bus) Figure 4 - 66: Data R

xi Chapter 7 Details various methods, either manual or automatic, for maintaining array data integrity. Chapter 8 Shows how to expand a configured

Infortrend 4-40 4.13.5 View Chip Information Figure 7 - 67: View Chip Information This is a view only option showing basic information about the S

Terminal Operation 4-414.14.1 Mute Beeper Figure 4 - 69: Mute Beeper Screen When the subsystem’s beeper (onboard alarm) has been activated, choose

Infortrend 4-42 character space. The maximum numbers of characters for the controller password is 32. If the controller name occupies 32 characters, t

Terminal Operation 4-434.14.6 Reset Controller Figure 4 - 72: Reset Controller Screen To reset the controller without powering off the system, mov

Infortrend 4-44 4.14.8 Adjust LCD Contrast Figure 4 - 74: Adjust LCD Contrast Page The controller LCD contrast is set at the factory to a level tha

Terminal Operation 4-454.15.2 LCD Title Display - Controller Name Figure 4 - 76: Controller Parameters Screen Choose View and Edit Configuration Pa

Infortrend 4-46 A prompt will inform you that NVRAM information was successfully saved. 4.15.4 Restore NVRAM from Disks Use this function to restore

Terminal Operation 4-474.15.6 Controller Unique Identifier Figure 4 - 80: View and Edit Configuration Parameters Enter any hex number between “0” a

Infortrend 4-48 Time Zone Figure 4 - 81: Set Controller Date and Time Page The controller uses GMT (Greenwich Mean Time), a 24-hour clock. To cha

Terminal Operation 4-494.16 View Drive Information Figure 4 - 83: View Drive Information Page From the “View and Edit Drives” menu, select the dri

xii Conventions Naming From this point on and throughout the rest of this manual, the EonStor series is referred to as simply the “subsystem” or the

Infortrend 4-50 When finished with the configuration, select Execute Drive Testing and press [ENTER] to proceed. The Read/Write test progress will

Terminal Operation 4-51 4...

Infortrend 4-52 4.12.3 Identifying Drives ...34

Host-side and Drive-side Parameters 8-1 Host-side and Drive-side Parameters This chapter discusses the advanced options for configur

Infortrend 8-2 Figure 5 - 1: SCSI ID/LUNs Figure 8-1 illustrates this idea. If you file a document into a cabinet, you must put the documen

Host-Side and Drive-Side Parameters 8-3From the Main Menu, select “View and Edit Configuration Parameters,” “Host-side Parameters,” then press [EN

Infortrend 8-4 Figure 5 - 4: Maximum Queued I/O Count Choose “Host-side Parameters,” then press [ENTER]. Choose “Maximum Queued I/O Count,” then pr

Host-Side and Drive-Side Parameters 8-55.1.5 LUN Applicability If no logical drive has been created and mapped to a host LUN, and the RAID control

Infortrend 8-6 monitoring and administration. In addition to the regular RS-232C or Ethernet connection, in-band SCSI can serve as an alternative mean

Host-Side and Drive-Side Parameters 8-7 Figure 5 - 7: Peripheral Device Type Parameters Operating System Peripheral Device Type Peripheral Devi

xiii Software and Firmware Updates Please contact your system vendor or visit Infortrend’s FTP site (ftp.infortrend.com.tw) for the latest software

Infortrend 8-8 5.1.9 Cylinder/Head/Sector Mapping Drive capacity is decided by the number of blocks. For some operating systems (Sun Solaris, for exa

Host-Side and Drive-Side Parameters 8-9Configuring Sector Ranges/Head Ranges/Cylinder Ranges: Selecting Sector Ranges Figure 5 - 8: Selecting Se

Infortrend 8-10 Figure 5 - 10: Selecting Cylinder Ranges 5.2 Drive-side Parameters: Figure 5 - 11: Drive Side Parameters Screen Choose “D

Host-Side and Drive-Side Parameters 8-115.2.1 Disk Access Delay Time This feature sets the delay time before the subsystem tries to access the har

Infortrend 8-12 receive an I/O timeout when devices of higher priority keep utilizing the bus. The default setting for “Drive I/O Timeout” is 7 secon

Host-Side and Drive-Side Parameters 8-13 Figure 5 - 14: Selecting Maximum Tag Count This sub-menu facilitates the support for both Tagged Command

Infortrend 8-14 5.2.4 Drive Spindown Idle Delay Period Figure 5 - 15: Selecting Drive Spindown Idle Delay Period This is power saving feature

Host-Side and Drive-Side Parameters 8-15 Figure 5 - 16: Enabling/Disabling Delayed Write This option allows to utilize the cache buffer embedde

Infortrend 8-16 5.1 HOST-SIDE PARAMETERS... 1 Foreword: SCSI Channel,

Enclosure Management 9-1 Enclosure Management This chapter discusses the configuration options related to enclosure monitoring. Each

LCD Screen Messages 1-1 LCD Screen Messages 1.1 The Initial Screen Figure 1 - 1: LCD Initial Screen Status/Data Transfer Indicator: Ready The

Infortrend 9-2 Select “View and Edit Peripheral Devices” on the Main Menu and press [ENTER]. Choose “Set Peripheral Device Entry”, press [ENTER],

Enclosure Management 9-3level I/O board or the daughter card. If any of the threshold values set for any sensor is exceeded, the trigger automati

Infortrend 9-4 6.1.1.2 Dynamic Caching Mode Switch Controller Auto-Shutdown - Event Triggered Operations Figure 6- 4: Change Controller Shutdown P

Enclosure Management 9-5 Figure 6 - 5: View Peripheral Device Status The controller operation status displays. The enclosure fan status is sho

Infortrend 9-6 Figure 6 - 6: Set Trigger Thresholds Scroll down and select an item to configure. Figure 6 - 7: Change Threshold for CPU Temperat

Enclosure Management 9-7Figure 6 - 9: Warning Message for Out of Range Follow the same method to modify other threshold parameters. 6.2 UPS

Infortrend 9-8 Figure 6 - 10: Set SAF-TE and SES Check Time If there are remote components in your RAID enclosure being controlled via SAF-TE/S.E.S

Enclosure Management 9-9 1. Device type 2. Enclosure descriptor 3. Power supply 4. Cooling element 5. Temperature Sensors 6. Audible alarm 7. E

Infortrend 9-10 This page is intentionally left blank

Enclosure Management 9-11 6.1 ENCLOSURE MONITORING... 1 6.1

Infortrend 1-2 Press [ENT] to create a logical drive. The subsystem/controller will start initialization of one logical drive to include all connecte

Data Integrity 7-1 Data Integrity This chapter discusses various firmware mechanisms that help to secure the integrity of array data

Infortrend 7-2 7.1 Failed Drive Detection 7.1.1 Periodic Drive Check Time The “Periodic Drive Check Time” is the time interval for the controll

Data Integrity 7-37.1. 2 Periodic Auto-Detect Failure Drive Swap Check Time The “Drive-Swap Check Time” is the interval at which the controller c

Infortrend 7-4 IMPORTANT! • The "Periodic Drive Check Time” is enabled by choosing a time value. The RAID controller will poll all connected

Data Integrity 7-5 A member of another logical drive fails.  The subsystem has no spare left. Performance decreases for a considerable portio

Infortrend 7-6 The scheduler is accessed through the “View and Edit Logical Drives” menu by selecting a configured array to display the list of array-

Data Integrity 7-7Execute on Controller Initialization Figure 7 - 8: Set for Task Scheduler Function This option determines whether Media Scan

Infortrend 7-8 • If the action is intended to be executed for one time only, select “Execution Once.” • In the case of a periodic action, the act

Data Integrity 7-9Select Logical Drives Figure 7 - 13: Set for Logical Drive Press [ENTER] on “Select Logical Drives” to bring out a sub-menu.

Infortrend 7-10 7.3 Regenerating Logical Drive Parity Figure 7 - 15: Regenerate Logical Drive Parity Parity regeneration is a function manually

LCD Screen Messages 1-3 Logical Drive status: XxxxMB The capacity of this logical drive. SB=x Standby drives available to this logical drive. Except

Data Integrity 7-11 Figure 7 - 16: Set for Disk Array Parameters Select “View and Edit Configuration Parameters” on the Main Menu and press [ENT

Infortrend 7-12  Verification on LD Initialization Writes Performs Verify-after-Write when initializing a logical drive  Verification on LD Rebuil

Data Integrity 7-13 7.1 FAILED DRIVE DETECTION ... 2 7.1.1 Pe

Array Expansion 8-1 Array Expansion The array expansion functions allow you to expand storage capacity without the cost of buying new

Infortrend 8-2 added, the capacity will be increased to 144GB in two separate partitions (one is 108GB and the other 36GB). 2. Size of the New D

Array Expansion 8-3RAID levels supported: RAID 0, 1, 3, 5 and 6 Expansion can be performed on logical drives or logical volumes under the followin

Infortrend 8-4 RAID levels supported: RAID 0, 1, 3, 5, and 6. The new partition must be made available through a host ID/LUN. Add Drive Procedure

Array Expansion 8-5Available drives will be listed. Select one or more drive(s) to add to the target logical drive by pressing [ENTER]. The selec

Infortrend 8-6 Figure 8 – 8: Completion of Add Drive Function The added capacity will be automatically included, meaning that you do not have to &

Array Expansion 8-7When all the member drives have been replaced, execute the “Expand Logical Drives” function to make use of the added capacity.

Infortrend 1-4 1.4 Logical Volume Status Figure 1 - 4: Logical Volume Status Screen Logical Volume: The Logical Volume number. DRV=x: Th

Infortrend 8-8 The array members will be listed. Select the member drive (the source drive) you want to replace with a larger one. Figure 8 – 11:

Array Expansion 8-9 Figure 8 – 14: View Copy and Replace Progress Completion of the Copy and Replace process will be indicated by a notification

Infortrend 8-10 Figure 8 – 16: Expand Logical Drive Choose Yes to confirm and proceed. Figure 8 – 17: Choose Expand Logical Drive Upon co

Array Expansion 8-118.6 Expand Logical Volume To expand a logical volume, expand its logical drive member(s) and then perform “expand logical vo

Infortrend 8-12 Example The following example demonstrates the expansion of a 16988MB RAID 5 logical drive. The HyperTerminal emulation software tha

Array Expansion 8-13 Figure 8 – 23: View Disk Information Follow the steps described in the previous section to "add" or "copy &a

Infortrend 8-14 Figure 8 – 25: Choose Logical Drive From the menu, select "Partition Logical Drive." You will see that the 25GB logical

Array Expansion 8-15 Figure 8 – 27: View Disk information on Windows Select an existing volume (Disk1) and then right-click on the disk column.

Infortrend 8-16 The Extend Volume Wizard will guide you through the rest of the process. Figure 8 – 29: Configure Disk Volume The screen will di

Array Expansion 8-17 Figure 8 – 31: View Disk Information

LCD Screen Messages 1-5Drive Status: LG=x IN Initializing LG=x LN On-line (already a member of a logical configuration) LG=x RB Rebuilding LG=x SB Lo

Infortrend 8-18 This page is intentionally left blank

Array Expansion 8-19 8.1 Overview ...

S.M.A.R.T. Configuration 9-1 S.M.A.R.T. Configuration 9.1 Overview S.M.A.R.T. With the maturity of technologies like S.M.A.R.T., drive fail

Infortrend 9-2 9.1.2 Replace after Clone Data on the source drive, the drive with predicted errors (or any selected member drive), will be cloned t

S.M.A.R.T. Configuration 9-3The cloning process will be indicated by a status bar. You may quit the status bar by pressing [ESC] to return to the

Infortrend 9-4 Figure 9 – 6: Select Perpetual Clone Drive The controller will automatically start the cloning process using the existing “stand-b

S.M.A.R.T. Configuration 9-5 Figure 9 – 9: Identify The Source Drive The cloning progress will be completed by a notification message as displaye

Infortrend 9-6 for disk drives. When S.M.A.R.T. is enabled, the drive monitors predetermined disk drive attributes that are susceptible to degradati

S.M.A.R.T. Configuration 9-7Detect and Perpetual Clone When the S.M.A.R.T. function is enabled, the controller will send a command to enable all

Infortrend 9-8 Figure 9 – 12: Select Drive Check Time Step 2. In \View and Edit Configuration Parameters\Drive-side Parameters\Drive Predictable

Infortrend 1-6 Channel Mode: Host Host channel mode Drive Drive channel mode Default SCSI Bus Sync Clock: 160M The default setting of

S.M.A.R.T. Configuration 9-9Examining Whether Your Drives Support S.M.A.R.T. To see if your drive supports S.M.A.R.T., follow the steps below:

Infortrend 9-10 message appears, it means your drive supports S.M.A.R.T. features. Step 6. If the error message does not appear, you may simply

S.M.A.R.T. Configuration 9-114a. In \View and Edit Configuration Parameters\Drive-side Parameters\Drive Predictable Failure Mode <SMART>, c

Infortrend 9-12 5c. When a drive (a logical drive member) detects the predictable drive failure, the controller will “clone” the drive with a spare

Implementations for AV Applications 13-1 Implementations for AV Applications This chapter introduces some new firmware functions for

Infortrend 13-2 Figure 10 - 1: Selecting Maximum Drive Response Timeout Value To prepare the array for read-intensive applications, the followin

Implementations for AV Applications 13-3 Figure 10 - 2: Selecting An AV Optimization Mode The applicable number of streaming for fewer/multiple st

Infortrend 13-4 10.1 MAXIMUM DRIVE RESPONSE TIME ...1 10.2 AV OPTIM

Firmware Functionality Specifications A-1 Firmware Functionality Specifications A.1 Basic RAID Management: Specification Feature RAID levels 0

Infortrend A-2 Maximum number of partitions for each logical drive 16 as default, up to 64 with a 1GB memory size Maximum number of logical volumes 8

ii Contact Information Asia Pacific (International Headquarters) Infortrend Technology, Inc. 8F, No. 102 Chung-Shan Rd., Sec. 3 Chung-Ho City, Tai

LCD Screen Messages 1-7 1.8 View and Edit Event Logs Press ENT for two seconds to enter the Main Menu. Press the up or down arrow keys to select

Firmware Functionality Specifications A-3NOTE: Regenerate Parity and Rebuild cannot take place on a logical drive at the same time. Create, Expand,

Infortrend A-4 Bad Block Handling in degraded mode A method for handling low quality drives. The operation is performed on both the logical drive in

Firmware Functionality Specifications A-5Host LUN geometry: user configurable default geometry (Solaris OSes) 1. Capacity <64GB: Head=63, Sector=3

Infortrend A-6 Supported memory type SDRAM or DDR memory for enhanced performance Fast Page Memory with Parity for enhanced data security Read-ahead

Firmware Functionality Specifications A-7A.4 RAID Expansion: On-line RAID expansion Supported. Capacity brought by array expansion is immediately rea

Infortrend A-8 Synchronized cache Supported. Through one or multiple, dedicated synchronizing channels on a common backplane or external cabling. S

Firmware Functionality Specifications A-9Load sharing Supported. Workload can be flexibly divided between different controllers by assigning logical

Infortrend A-10 drives. Verification on LD initialization writes Supported. Performs read-after-write during logical drive initialization to ensure

Firmware Functionality Specifications A-11A.9 Environment Management: SAF-TE/S.E.S. support Supported. The SAF-TE/S.E.S. modules can be connected to

Infortrend A-12 user configurable. On-board controller temperature sensors Supported. Monitors the CPU and board temperature status. Event trigger

Infortrend 1-8 LCD Screen Messages... 1-1 1.1 The Initial Screen ...

Firmware Functionality Specifications A-13 Firmware Functionality...1 Specifications...

System Functions: Upgrading Firmware B-1 System Functions: Upgrading Firmware B.1 Upgrading Firmware The RAID controller’s firmware resides

Infortrend B-2B.1.2 Note for Redundant Controller Firmware Upgrade: A controller used to replace a failed unit in a dual-controller system is often

System Functions: Upgrading Firmware B-3B.2.2 Upgrade Both Boot Record and Firmware Binaries Figure B - 1: Upgrading Boot Record and Firmware Binar

Infortrend B-4B.2.3 Upgrade the Firmware Binary Only Figure B - 2: Upgrading Firmware Binaries Using RAIDWatch Program 1. Connect to the RAID sy

System Functions: Upgrading Firmware B-5B.3 Upgrading Firmware Using RS-232C Terminal Emulation The firmware can be downloaded to the RAID controller/

Infortrend B-66. Send the Boot Record Binary to the controller. In HyperTerminal, go to the "Transfer" menu and choose "Send file.&qu

System Functions: Upgrading Firmware B-7 Figure B - 5: Sending Files 6. When the Firmware completes downloading, the controller will automatically

Infortrend B-8 This page is intentionally left blank

System Functions: Upgrading Firmware B-9 System Functions: Upgrading Firmware...

LCD Keypad Operation 2-1 LCD Keypad Operation A navigation roadmap for the configuration menu options of LCD keypad is separately available a

Event Messages C-1 Event Messages The controller events can be categorized as follows according to the severity levels: Critical Errors that n

Infortrend C-2 Event Index C.1 Logical Drive Events C.1.1 Critical: LG:0 Logical Drive ALERT: CHL:0 ID:132 Drive Missing LG:0 Logical Drive ALERT

Event Messages C-3LG:0 Logical Drive NOTICE: On-Line Expansion of Logical Drive Completed LG:0 Logical Drive NOTICE: Starting Off-Line Expansion LG:0

Infortrend C-4 C.2 Channel and Individual Drive Events C.2.1 Critical: CHL:0 ID:132 ALERT:Media Error Unrecoverable-0xD8001C7C CHL:0 FATAL ERROR(0)

Event Messages C-5CHL:0 Host Channel ALERT: Channel Failure SMART-Slot:-1 Predictable Failure Detected-Clone Failed SMART-Slot:-1 Predictable Failure

Infortrend C-6 C.3 General Target Events C.3.1 Critical: SAF-TE Device(0)ALERT: Power Supply Failure Detected(Idx:132) Peripheral Set 0 Device ALERT

Event Messages C-7Peripheral Set 2 Device NOTICE: PSU0 +12V Back On-Line(5.0V) SES(C0 I0)Power Supply 2:Power Supply Back On-Line UPS Connection Detec

Infortrend C-8 C.4 Controller Events C.4.1 Critical: ALERT: +3.3V Low Voltage Detected(205.9V) ALERT: Controller FAN 0 Low Speed Detected(0 RPM) Co

Event Messages C-9Event Description C.5 Logical Drive Events C.5.1 Critical: Message LG:0 Logical Drive ALERT: CHL:0 ID:132 Drive Missing What Hap

Infortrend C-10 Message LG:0 Logical Drive ALERT: Rebuild Failed What Happens? Logical drive rebuild failed. It could result from the one of the foll

Infortrend 2-2 2. You can select the stripe size of each array (logical drive) during the initial configuration. However, changing stripe size is on

Event Messages C-11Message LG:0 Logical Drive ALERT: Initialization Failed What Happens? Logical drive initialization failed. It could result from on

Infortrend C-12 Message LG:0 Logical Drive ALERT: CHL:0 ID:132 Clone Failed What Happens? Drive cloning failed. It could result from one of the follo

Event Messages C-13Message LG:0 Logical Drive ALERT: Bad Data Block Marked 000000084 What Happens? Media errors caused data inconsistency; e.g., concu

Infortrend C-14 Message LG:0 Logical Drive NOTICE: Starting Rebuild What Happens? The rebuild process has begun. What to Do? This is the message displ

Event Messages C-15Message LG:0 Logical Drive NOTICE: Starting Off-Line Initialization What Happens? Creation process is completed, initialization pr

Infortrend C-16 Message LG:0 Logical Drive NOTICE: Continue Add Drive Operation What Happens? The target logical drive has been restored to its previ

Event Messages C-17Message LG:0 Logical Drive NOTICE: CHL:0 ID:132 Continue Clone Operation What Happens? The target logical drive has been restored t

Infortrend C-18 C.6 Channel and Individual Drive Events C.6.1 Critical: Message CHL:0 ID:132 Target ALERT: Media Error Unrecoverable-0xD8001C7C Wha

Event Messages C-19Message CHL:_ Drive Channel ALERT: Gross Phase/Signal Error Detected What Happens? Phase/signal abnormality detected on the specifi

Infortrend C-20 Message CHL:_ ID:_ Host Channel ALERT: Parity/CRC Error Detected What Happens? Parity or CRC errors detected through host ID, CHL_ ID_

LCD Keypad Operation 2-32.2.2 Optimization Mode and Stripe Size Each controller optimization mode has preset values for the stripe size of arrays cre

Event Messages C-21Message CHL:_ Drive Channel ALERT: Unit Attention Received (10B) What Happens? Drive-side target unit attention receive on a drive

Infortrend C-22 Message CHL:_ RCC Channel ALERT: Negotiation Error Detected What Happens? Negotiation errors occurred on the RCC channel CHL:_. What

Event Messages C-23Message CHL:_ Host Channel ALERT: Channel Failure What Happens? Host channel CHL:_ link failure or disconnection occurred. What t

Infortrend C-24 Message CHL:_ ALERT: Redundant Path for CHL:_ ID:_ Expected but Not Found What Happens? One of the dual loop members may have failed

Event Messages C-25 Message CHL:_ ID:_ Drive NOTICE: Drive Recovered Error Reported What Happens? Hard drive unrecoverable media error reported. A ba

Infortrend C-26 C.7 General Target Events C.7.1 Critical: Message SAF-TE Device(0) ALERT: Power Supply Failure Detected(Idx:132) What Happens? Power

Event Messages C-27Message Peripheral Set 0 Device ALERT: Cooling Fan 2 Note Present What Happens? No cooling fan module is installed in the expected

Infortrend C-28 Message Peripheral Set 0 Device ALERT: Temperature Sensor 0 Not Present What Happens? Temperature sensor failed or serial bus configur

Event Messages C-29Message Warning: UPS AC Power-Loss Detected What Happens? UPS AC power loss reported through the COM2 serial port connection.

Infortrend C-30 Message Peripheral Set 0 Device NOTICE: FAN 1 Back On-Line(_RPM) What Happens? An individual cooling fan once missing or failed is res

Infortrend 2-4 2.2.4 Write-back/Write-through Cache Enable/Disable As one of the submenus in "Caching Parameters," this option controls the

Event Messages C-31 Message Power Supply 0 Back-Online What Happens? Power supply module 0 is back online What to Do? Press ESC to clear this message

Infortrend C-32 Message SES(C0 I0)UPS 2: UPS Power Back On-Line What Happens? UPS 2 connected through SES interface reports power back online. What to

Event Messages C-33C.8 Controller Events C.8.1 Critical: Message ALERT: +3.3V Low Voltage Detected(_._V) What Happens? The detected +3.3V voltage so

Infortrend C-34 Message Controller PCI Bus Parity Errors Detected What Happens? Serious system faults have occurred. What to Do? Stop host I/Os i

Event Messages C-35 Message Controller BBU Thermal Shutdown/Enter Sleep-Mode! What Happens? The following conditions will cause the charger circuits t

Infortrend C-36 Message +12V Lower Voltage Back within Acceptable Limits (_._V) What Happens? +12V voltage dropped back within preset thresholds. What

Event Messages C-37Message Force Controller Write-Through on Trigger Cause What Happens? Preset conditions, e.g., elevated temperature or component fa

Infortrend C-38 This page is intentionally left blank

Event Messages C-39 Event Messages...

LCD Keypad Operation 2-5 IMPORTANT! • Every time you change the caching parameters, you must reset the controller for the changes to take effect.

Infortrend 2-6 IMPORTANT! • Drives of the same brand/model/capacity might not feature the same block number. • The basic read/write unit of a har

LCD Keypad Operation 2-7available drives. Press ENT again to select/deselect the drives. An asterisk (*) mark will appear on the selected drive(s). To

Infortrend 2-8 coordinated with the subsystem’s caching mode setting. Other choices are “Write-back” and “Write-through.” 2.4.8 Initialization Mode

iii Copyright 2006 This Edition First Published 2006 All rights reserved. No part of this publication may be reproduced, transmitted, transcribed,

LCD Keypad Operation 2-9for two seconds to start initializing the logical drive. The Online Mode: If the online initialization method is applied,

Infortrend 2-10 Proceed to select one or more logical drives. Press ENT to proceed. “LD” is short for Logical Drive. Use the up or down arrow keys

LCD Keypad Operation 2-11 2.6 Partitioning a Logical Drive/Logical Volume Partitioning a

Infortrend 2-12 IMPORTANT! If operated with a Unix-based system, reset the subsystem for the configuration to take effect if any changes have been ma

LCD Keypad Operation 2-13you can map the whole capacity to a host LUN. Press ENT for two seconds when prompted by “Map Host LUN” to proceed. Mapp

Infortrend 2-14 spare drive or failed drive, then press ENT to select it. Press the up or down arrow keys to select “Add Local Spare Drive,” then pre

LCD Keypad Operation 2-15press ENT. “Low” refers to the temporary default setting. Press ENT again and the abbreviation mark “..” will change to a

Infortrend 2-16 Deleting a logical drive erases all data stored in it. Press ENT for two seconds to enter the Main Menu. Press the up or down arro

LCD Keypad Operation 2-17 Figure 2 - 1 Drive Space Allocated to the Previous Partition WARNING! Whenever there is a partition change, data will be

Infortrend 2-18 2.9.4 Rebuilding a Logical Drive (Manual Rebuild) If you want the controller to auto-detect a replacement drive, make sure you have th

iv Table of Contents Chapter 1 LCD Screen Messages 1.1 The Initial Screen...

LCD Keypad Operation 2-192.9.5 Regenerating Logical Drive Parity If no verifying method is applied to data writes, this function can be manually perfo

Infortrend 2-20 Press ENT again to display the first configuration option, “Priority.” Press ENT on it and use arrow keys to select an option. Pre

LCD Keypad Operation 2-212.10 Viewing and Editing Host LUNs Press ENT for two seconds to enter the Main Menu. Press the up or down arrow keys to s

Infortrend 2-22 2.12 Viewing and Editing Channels 2.12.1 Viewing IDs Press ENT for two seconds to enter the Main Menu. Press the up or down arrow

LCD Keypad Operation 2-23 A list of host channel and host ID combinations will appear. Use the up or down arrow keys to select an ID you wish to remo

Infortrend 2-24 2.12.4 Data Rate This option is available in the configuration menu of SCSI host channel and the drive channel configuration menus of

LCD Keypad Operation 2-25To AUTO?”, where “X” stands for the channel number. Use your arrow keys to display a data rate value which ranges from 33

Infortrend 2-26 2.13.2.1 Change Password To set or change the controller password, press the up or down arrow keys to select “Change Password,” then p

LCD Keypad Operation 2-272.13.5 Controller Maintenance For Controller Maintenance functions, please refer to Appendix C. 2.13.6 Saving NVRAM to Disks

Infortrend 2-28 2.13.8 Adjust LCD Contrast The controller LCD contrast is set at the factory to a level that should be generally acceptable. The contr

v 2.10 Viewing and Editing Host LUNs ... 2-21 2.11 Viewing and Editing Drives...

LCD Keypad Operation 2-292.14.3 Password Validation Timeout Choose “View and Edit Configuration Parameters,” “Controller Parameters,” then press ENT.

Infortrend 2-30 The controller uses GMT (Greenwich Mean Time), a 24-hours clock. To change the clock to your local time zone, enter the hours later

LCD Keypad Operation 2-312.15.1 Drive Read/Write Test From the “View and Edit Drives” menu, select a new or used drive that the utility is to be perfo

Infortrend 2-32 This page is intentionally left blank

LCD Keypad Operation 2-33 2.1 Power On the RAID Enclosure 2-1 2.2 Caching Parameters 2-1 2.2.1 Optimization Modes 2-1 2.2.2 Optimization Mode a

Infortrend 2-34 2.13.8 Adjust LCD Contrast 2-28 2.14 Controller Parameters 2-28 2.14.1 Controller Name 2-28 2.14.2 LCD Title Display Controller N

LCD Keypad Operation 2-35Off-Line Mode Initialization, 9 On-Line Mode Initialization, 9 Optimization Mode, 1 Optimization Mode LCD, 1 parameters cache

Terminal Screen Messages 3-1 Terminal Screen Messages 3.1 The Initial Screen Figure 3 - 1: The RC-232C Initial Screen Chapter 3

Infortrend 3-2 Cursor Bar: Move the cursor bar to a desired item, then press [ENTER] to select Subsystem Name: Identifies the type of controller/subs

Terminal Screen Messages 3-33.2 Main Menu Figure 3 - 2: The RC-232C Main Menu Use the arrow keys to move the cursor bar through the menu items, t

vi 4.4.3.2 Assign Spare Drives...4-9 4.4.3.3 Disk Reserved Space...

Infortrend 3-4 Type Q or use the ↑ ↓ keys to select "Quick installation", then press [ENTER]. Choose Yes to create a logical drive. All po

Terminal Screen Messages 3-5 INVALID The logical drive was created but has not been fully initialized when another version of firmware is being loade

Infortrend 3-6 3.5 Logical Volume Status Figure 3 - 5: Logical Volume Status Screen NOTE: • A logical volume in a single-controller subsystem i

Terminal Screen Messages 3-7 Slot Slot number of the disk drive Size (MB) Drive capacity Speed XXMB Maximum transfer rate of the drive channel inte

Infortrend 3-8 3.7 Channel’s Status Figure 3 - 7: Channel Status Screen Chl Channel number Mode Channel mode Host Host Channel mode Drive Driv

Terminal Screen Messages 3-9 Diff The channel is a Differential channel. The terminator can only be installed/removed physically. N/A Non-SCSI bus

Infortrend 3-10 Figure 3 - 9: Controller Voltage and Temperature Status Screen The current status of voltage and temperature detected by the control

Terminal Screen Messages 3-11To clear the saved event logs, scroll the cursor down to select an event and press [ENTER] to delete the event and the e

Infortrend 3-12 This page is intentionally left blank

Terminal Screen Messages 3-13 Terminal Screen Messages...3-1 3.1 The Initial Screen...

vii Chapter 5 Host Side and Drive Side Parameter 5.1 HOST-SIDE PARAMETERS ...

Infortrend 3-2 Ｖ VT-100 Mode ...3-2 Ｗ Write Policy ...

Terminal Operation 4-1Chapter 4 Terminal Operation 4.1 Power on RAID Enclosure Hardware installation should be completed before powering on yo

Infortrend 4-2 4.2 Caching Parameters 4.2.1 Optimization Modes Mass storage applications can be roughly divided into two categories—database and vi

Terminal Operation 4-3The controller optimization modes have read-ahead buffer and other Read/Write characteristics tuned to obtain the best performan

Infortrend 4-4 Page Choose “Optimization for Random I/O” or “Optimization for Sequential I/O,” then press [ENTER]. The “Random” or “Sequential” dialo

Terminal Operation 4-54.2.5 Periodic Cache Flush Figure 4 - 4: Periodic Cache Flush Page If Write-back caching is preferred for better performance

Infortrend 4-6 4.3 Viewing the Connected Drives Prior to configuring disk drives into a logical drive, it is necessary to understand the status of t

Terminal Operation 4-74.4 Creating a Logical Drive Browse through the Main Menu and select View and Edit Logical Drive. Figure 4 - 6: View and E

Infortrend 4-8 4.4.2 Choosing Member Drives Choose your member drive(s) from the list of available physical drives. Tag the drives for inclusion by p

Terminal Operation 4-94.4.3.2 Assign Spare Drives Figure 4 - 9: Assign Spare Drives Page You can add a spare drive from the list of the unused drive

viii 7.2.3 Confirming the Creation of a Task Schedule ...7-9 7.3 REGENERATING LOGICAL DRIVE PARITY...

Infortrend 4-10 including the array into a logical volume, before the array’s initialization process is completed. 4.4.3.6 Stripe Size Figure 4 -

Terminal Operation 4-11 A controller event will then prompt to indicate that the logical drive initialization has begun. Press [ESC] to cancel the “N

Infortrend 4-12 Before proceeding with RAID migration, make sure you have sufficient free capacity or unused drives in your RAID array. RAID6 arrays

Terminal Operation 4-13 1. Fault condition: The usable capacity of the RAID6 array is smaller than the usable capacity of the original RAID5 array.

Infortrend 4-14 Figure 4 - 17: Migration Condition Met by Using Larger Drives 4.5.3 Migration: Exemplary Procedure To migrate a RAID5 array to RAI

Terminal Operation 4-15A selection box should prompt allowing you to choose a RAID level to migrate to. Press [ENTER] on RAID6. Figure 4 - 20: RA

Infortrend 4-16 Press [ESC] to clear the message. The initialization progress is shown below. Since the migration includes adding a new membe

Terminal Operation 4-174.6 Creating a Logical Volume Figure 4 - 24: View and Edit Logical Volumes Screen A logical volume consists of one or severa

Infortrend 4-18 Figure 4 - 26: Selection Sub-menu Use the arrow keys to select a sub-menu and change the initialization mode, write policy, or the m

Terminal Operation 4-19 4.7 Partitioning a Logical Drive/Logical Volume The process of partitioning a logical drive is the same as that of partiti

ix Appendix B. System Functions: Upgrading Firmware B.1 Upgrading Firmware ...

Infortrend 4-20 Figure 4 - 31: Confirm Box When a partition of a logical drive/logical volume is deleted, the capacity of the deleted partition will

Terminal Operation 4-21Multiple IDs on host channels are necessary for redundant controller configuration. Details on creating multiple IDs and chang

Infortrend 4-22 5. When prompted to "Map Logical Volume?,” select Yes to continue. A prompt will display the mapping you wish to create. Cho

Terminal Operation 4-23Choose View and Edit Drives on the Main Menu, then press [ENTER]. Move the cursor bar to a drive that is not assigned to a log

Infortrend 4-24 4.10 Viewing and Editing Logical Drives and Drive Members Choose View and Edit Logical Drives in the Main Menu to display the

Terminal Operation 4-25and task schedules 12. Write Policy Choose an appropriate write policy 4.10.1 Deleting a Logical Drive Choose the logical

Infortrend 4-26 Figure 4-42: Drive Space Allocated to the Previous Partition As illustrated above, the capacity of the deleted partition will be a

Terminal Operation 4-27If you want the controller to auto-detect a replacement drive, make sure you have the following items set to “enabled”: 1. Per

Infortrend 4-28 the available RAID levels according to the number of physical drives you selected will be shown on the screen. Use the Up and Down arr

Terminal Operation 4-29 Figure 4 - 46: Add Drive Screen 4.10.8 Regenerating Logical Drive Parity (Applies to RAID Levels 1, 3, 5, and 6) If no veri