Student Guide - Sun StorageTek™ 6000 Modular Product Line Installation and Configuration Training

Sun StorageTek™ 6000 Modular Product Line Installation and Configuration Training Student Guide Sun Microsystems, Inc UBRM03-195 500 Eldorado Blvd Broomfield, CO 80021 U.S.A Sun Confidential: Internal Only Revision A August 13, 2007 12:07 pmCopyright 2007 Sun Microsystems, Inc., 901 San Antonio Road, Palo Alto, California 94303, U.S.A All rights reserved This product or document is protected by copyright and distributed under licenses restricting its use, copying, distribution, and decompilation No part of this product or document may be reproduced in any form by any means without prior written authorization of Sun and its licensors, if any Third-party software, including font technology, is copyrighted and licensed from Sun suppliers Sun, Sun Microsystems, the Sun logo, Sun StorEdge, Sun StorageTek, Solaris, and Java are trademarks or registered trademarks of Sun Microsystems, Inc in the U.S and other countries All SPARC trademarks are used under license and are trademarks or registered trademarks of SPARC International, Inc in the United States and other countries Products bearing SPARC trademarks are based upon an architecture developed by Sun Microsystems, Inc UNIX is a registered trademark in the U.S and other countries, exclusively licensed through X/Open Company, Ltd Export Laws Products, Services, and technical data delivered by Sun may be subject to U.S export controls or the trade laws of other countries You will comply with all such laws and obtain all licenses to export, re-export, or import as may be required after delivery to You You will not export or re-export to entities on the most current U.S export exclusions lists or to any country subject to U.S embargo or terrorist controls as specified in the U.S export laws You will not use or provide Products, Services, or technical data for nuclear, missile, or chemical biological weaponry end uses DOCUMENTATION IS PROVIDED “AS IS” AND ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS, AND WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD TO BE LEGALLY INVALID THIS MANUAL IS DESIGNED TO SUPPORT AN INSTRUCTOR-LED TRAINING (ILT) COURSE AND IS INTENDED TO BE USED FOR REFERENCE PURPOSES IN CONJUNCTION WITH THE ILT COURSE THE MANUAL IS NOT A STANDALONE TRAINING TOOL USE OF THE MANUAL FOR SELF-STUDY WITHOUT CLASS ATTENDANCE IS NOT RECOMMENDED Export Control Classification Number (ECCN): March 24, 2006 Sun Confidential: Internal Only Please Recycle Copyright 2007 Sun Microsystems Inc., 901 San Antonio Road, Palo Alto, California 94303, Etats-Unis Tous droits réservés Ce produit ou document est protégé par un copyright et distribué avec des licences qui en restreignent l’utilisation, la copie, la distribution, et la décompilation Aucune partie de ce produit ou document ne peut être reproduite sous aucune forme, par quelque moyen que ce soit, sans l’autorisation préalable et écrite de Sun et de ses bailleurs de licence, s’il y en a Le logiciel détenu par des tiers, et qui comprend la technologie relative aux polices de caractères, est protégé par un copyright et licencié par des fournisseurs de Sun Sun, Sun Microsystems, le logo Sun, Sun StorEdge, Sun StorageTek, Solaris, et Java sont des marques de fabrique ou des marques déposées de Sun Microsystems, Inc aux Etats-Unis et dans d’autres pays Toutes les marques SPARC, utilisées sous licence, sont des marques déposées ou enregistrées de SPARC International, Inc aux Etats-Unis et dans d’autres pays Les produits portant les marques SPARC sont basés sur une architecture développée par Sun Microsystems, Inc UNIX est une marque enregistree aux Etats-Unis et dans d’autres pays et licenciée exclusivement par X/Open Company Ltd Législation en matière dexportations Les Produits, Services et données techniques livrés par Sun peuvent être soumis aux contrôles américains sur les exportations, ou la législation commerciale dautres pays Nous nous conformerons lensemble de ces textes et nous obtiendrons toutes licences dexportation, de ré-exportation ou dimportation susceptibles dêtre requises après livraison Vous Vous nexporterez, ni ne ré-exporterez en aucun cas des entités figurant sur les listes américaines dinterdiction dexportation les plus courantes, ni vers un quelconque pays soumis embargo par les Etats-Unis, ou des contrôles anti-terroristes, comme prévu par la législation américaine en matière dexportations Vous nutiliserez, ni ne fournirez les Produits, Services ou données techniques pour aucune utilisation finale liée aux armes nucléaires, chimiques ou biologiques ou aux missiles LA DOCUMENTATION EST FOURNIE “EN L’ETAT” ET TOUTES AUTRES CONDITIONS, DECLARATIONS ET GARANTIES EXPRESSES OU TACITES SONT FORMELLEMENT EXCLUES, DANS LA MESURE AUTORISEE PAR LA LOI APPLICABLE, Y COMPRIS NOTAMMENT TOUTE GARANTIE IMPLICITE RELATIVE A LA QUALITE MARCHANDE, A L’APTITUDE A UNE UTILISATION PARTICULIERE OU A L’ABSENCE DE CONTREFAÇON CE MANUEL DE RÉFÉRENCE DOIT ÊTRE UTILISÉ DANS LE CADRE D’UN COURS DE FORMATION DIRIGÉ PAR UN INSTRUCTEUR (ILT) IL NE S’AGIT PAS D’UN OUTIL DE FORMATION INDÉPENDANT NOUS VOUS DÉCONSEILLONS DE L’UTILISER DANS LE CADRE D’UNE AUTO-FORMATION Sun Confidential: Internal Only Please Recycle Table of Contents About This Course 1-vii Course Goals 1-vii Sun StorageTek™ 6540 Product Overview 1-1 Objectives 1-1 Sun StorageTek 6540 Product Overview 1-2 Compare the Sun StorEdge™ 6140 and the Sun StorageTek 6540 Arrays 1-4 Hardware Overview 1-6 Hardware Components of the Sun StorageTek 6540 1-6 Controller Tray 1-7 6540 Controller Enclosure FRU details 1-8 6540 Controller Canister highlights 1-17 Knowledge Check - 6540 Controller 1-31 Sun StorageTek™ 6140 Product Overview 2-37 Objectives 2-37 Sun StorageTek 6140 Product Overview 2-38 Compare the Sun StorEdge™ 6130 and the Sun StorageTek 6140 Arrays 2-39 Hardware Components of the Sun StorageTek 6140 2-41 Storage Management Software 2-42 Hardware Overview 2-43 Controller Tray 2-43 Back View of Controller Module 2-50 Controller Architecture 2-63 Knowledge Check - 6140 2-64 Sun StorageTek™ CSMII Expansion Tray Overview 3-71 Objectives 3-71 Sun StorageTek CSMII Expansion Tray Overview 3-72 Hardware Overview 3-73 CSMII Expansion Tray 3-74 CSMII Expansion Tray - Front View 3-74 Sun Confidential: Internal Only i Copyright 2006 Sun Microsystems, Inc All Rights Reserved Sun Services, Revision A CSMII Expansion Tray - Back View 3-82 Architecture Overview 3-87 Switched Bunch of Disks (SBOD) Architecture 3-88 Knowledge Check 3-89 Sun StorageTek 6540 - 6140 Hardware Installation 4-93 Objectives 4-93 Overview of the Installation Process 4-94 Cabling Procedures 4-95 Cable Types 4-95 Recommended Cabling Practices 4-97 Cabling for Redundancy – Top-Down Bottom-Up 4-98 Cabling for Performance 4-99 Hot-adding an expansion enclosure 4-101 Cabling Summary 4-105 Recommended Cabling Practices 4-106 Drive Cabling for Redundancy – Top-Down or Bottom-Up 4-106 Considerations for Drive Channel Speed 4-113 Proper Power Procedures 4-114 Turning On the Power 4-114 Turning Off the Power 4-116 Set the Controller IP Addresses 4-117 Configuring Dynamic IP Addressing 4-117 Configuring Static IP Addressing 4-118 Serial Port Service Interface 4-119 Serial Port Recovery Interface Procedure 4-119 Use the Hardware Compatibility Matrix to Verify SAN Components 4-122 Attach the Host Interface Cables 4-122 Host Cabling for Redundancy 4-122 Connecting Data Hosts Directly 4-123 Connecting Data Hosts through an external FC switch 4-124 Sun StorageTek 6x40 - Common Array Manager 5-131 Objectives 5-131 What is the Sun StorageTek Common Array Manager? 5-132 The CAM Interface 5-134 SMI-S Overview 5-134 Software Components 5-136 Firmware and NVSRAM files 5-138 CAM Management Method 5-139 Out-of-Band Management Method 5-139 Sun StorageTek Common Array Manager Installation 5-141 Sun StorageTek Common Array Manager Navigation 5-142 Common Array Manager Banner 5-142 ii Sun Confidential: Internal Only Sun StorageTek™ 6540 Array Installation and Maintenance Copyright 2006 Sun Microsystems, Inc All Rights Reserved Sun Services, Revision A Common Array Manager’s Navigation Tree 5-143 Common Array Manager’s Content Area 5-144 Additional Navigation Aids 5-145 Initial Common Array Manager Configuration 5-147 Configure IP Addressing 5-147 Accessing the Managment Software 5-150 Naming an Array 5-150 Configuring The Array Password 5-151 Setting the System Time 5-151 Adding Additional Users 5-151 Setting Tray IDs 5-152 Array Configuration Using Sun StorageTek Common Array Manager .6-153 Objectives 6-153 Configuration Components of the Common Array Manager 6-154 Creating a Volume With Common Array Manager 6-156 Storage Profiles 6-156 Storage Pools 6-160 Volumes 6-160 Virtual Disks 6-165 Administration functions and parameters 6-166 Knowledge Check 6-171 Storage Domains 7-173 Objectives 7-173 What are Storage Domains? 7-174 Storage Domains Benefits (pre-sales) 7-175 Storage Domains Benefits (technical) 7-176 Storage Domains Terminology 7-177 Steps for creating a Storage Domain 7-181 How Storage Domains Works 7-183 What the Host Sees 7-184 What the Storage System Sees 7-185 Summary of Creating Storage Domains 7-188 Knowledge Check 7-189 Monitoring Performance and Dynamic Features .8-193 Objectives 8-193 Storage system parameters that can improve Performance 8-198 Integrated Data Services – Snapshot 9-213 Objectives 9-213 Data Services Overview 9-214 Snapshot 9-215 Snapshot Terminology 9-216 Snapshot - Benefits (pre-sales) 9-219 Sun Confidential: Internal Only iii Copyright 2006 Sun Microsystems, Inc All Rights Reserved Sun Services, Revision A Snapshot Benefits (technical) 9-220 How does Snapshot work? 9-221 Examples of how Snapshot works 9-222 Standard Read – No Snapshot 9-222 Snapshot is Created 9-223 Read From Snapshot (1st Case) 9-224 Write to Base 9-225 Re-Write to Base 9-226 Read From Snapshot (2nd Case) 9-227 Write to Snapshot 9-227 Write to Base (1st Case) 9-229 Write to Base (2nd Case) 9-230 Disabling and Recreating 9-230 Snapshot Considerations 9-231 Snapshot OS support 9-232 Managing Snapshots 9-234 Creating a Snapshot 9-234 Creating a Snapshot 9-237 Integrated Data Services – Volume Copy 10-239 Objectives 10-239 Volume Copy Overview 10-240 Volume Copy Terminology 10-240 Volume Copy – Benefits (pre-sales) 10-242 Volume Copy- Benefits (technical) 10-243 How Volume Copy Works 10-244 Factors Affecting Volume Copy 10-245 Volume Copy States 10-245 Volume Copy – Read/Write Restrictions 10-247 Creating a Volume Copy 10-248 Functions that can be performed on a Copy Pair 10-248 Recopying a Volume 10-249 Stopping a Volume Copy 10-249 Removing Copy Pairs 10-250 Changing Copy Priority 10-251 Volume Permissions 10-251 Volume Copy Compatibility with Other Data Services 10-252 Volume Copy OS Support 10-255 Configuring a Volume Copy 10-257 Configuring a Volume Copy with Common Array Manager 10-257 Integrated Data Services – Remote Replication 11-263 Objectives 11-263 Remote Replication Overview 11-264 Remote Replication Terminology 11-265 Summary of Remote Replication Modes 11-272 iv Sun Confidential: Internal Only Sun StorageTek™ 6540 Array Installation and Maintenance Copyright 2006 Sun Microsystems, Inc All Rights Reserved Sun Services, Revision A Benefits of Remote Replication 11-273 Technical Features of Remote Replication 11-274 Suspend and Resume 11-275 Role Reversal 11-275 How Remote Replication Works 11-276 What Happens When an Error Occurs? 11-277 Configuring Remote Replication 11-278 Configuring the Hardware for Data Replication 11-278 Configuring Data Replication with CAM 11-280 Examples of Remote Replication Configurations 11-290 Knowledge Check - Snapshot, Volume Copy, Remote Replication 11-293 Problem Determination 12-297 Objectives 12-297 Problem Determination 12-298 What tools are available? 12-299 Sun StorageTek™ Common Array Manager CLI (SSCS) 12-319 Sun Confidential: Internal Only v Copyright 2006 Sun Microsystems, Inc All Rights Reserved Sun Services, Revision A vi Sun Confidential: Internal Only Sun StorageTek™ 6540 Array Installation and Maintenance Copyright 2006 Sun Microsystems, Inc All Rights Reserved Sun Services, Revision A What tools are available? Active links check status Figure 12-12 Active links from service advisor Troubleshooting link from the CAM navigation tree Figure 12-13 Troubleshooting link from CAM navigation tree 12-310 Sun Confidential: Internal Only Sun StorageTek™ 6540 Data Service Remote Replication Copyright 2006 Sun Microsystems, Inc All Rights Reserved Sun Services, Revision A What tools are available? Controller Diagnostics Controller read test ● Checks for data integrity and redundancy errors Controller write test ● Initiates a write command to the diagnostics region on a specified drive Internal loopback test ● Passes data through each controller's drive-side channel, out onto the loop and then back again to determine channel error conditions All controller tests ● All controller tests are run Remote Peer Communication Check ● Only if remote replication has been configured Out of Band Diagnostics Reset ● Resets the controller Test communications ● Test the communication between the management host and the storage system Sun Confidential: Internal Only Problem Determination Copyright 2006 Sun Microsystems, Inc All Rights Reserved Sun Services, Revision A 12-311 What tools are available? Fru - Field Replaceable Units Figure 12-14 FRU Summary Summary Pages ● Physical aspect of Managed components ● Alarms link to alarm page ● Installed and Slot Count determines configuration Component Summary 12-312 ● Name links to Details page which contains FRU properties ● State and Status ● Revision or Firmware version ● FRU Id tied to physical element Sun Confidential: Internal Only Sun StorageTek™ 6540 Data Service Remote Replication Copyright 2006 Sun Microsystems, Inc All Rights Reserved Sun Services, Revision A What tools are available? Events Figure 12-15 Events ● Summary of all events for device ● Filter available ● Some events turn into alarms ● Some events get aggregated into a single event ● Events can be sent using email notification Sun Confidential: Internal Only Problem Determination Copyright 2006 Sun Microsystems, Inc All Rights Reserved Sun Services, Revision A 12-313 What tools are available? Array Administration Figure 12-16 Array Administration Administration 12-314 ● Manage Passwords ● Redistribute Volumes ● Reset Configuration ● Upgrade Firmware ● Change Array Name ● Define Default Host Type ● Define Start/Stop Cache % ● Configure Background Disk Scrubbing ● Configure Alert Fail-Over Delay ● Set Time Manually ● Synchronize Time with Time Server ● Array Health Monitoring ● Enable Health monitoring ● Configure Performance Monitoring ● Enable/Disable ● Set Polling interval ● Set Data Retention Perior ● Add licenses ● Disable licenses ● View Activity Log ● View System Specific Alarms Sun Confidential: Internal Only Sun StorageTek™ 6540 Data Service Remote Replication Copyright 2006 Sun Microsystems, Inc All Rights Reserved Sun Services, Revision A What tools are available? Sun Connection Figure 12-17 Sun Connection ● Alarms and other information sent back to Sun ● Product registration for CAM and all storage managed by CAM ● Real time alarm reporting and asset information ● Fault reporting for automatic case generation service offering ● Reliability Reporting for delivering configuration information for analysis ● Sun Service Pilot program in Feb using CAM beta version Sun Confidential: Internal Only Problem Determination Copyright 2006 Sun Microsystems, Inc All Rights Reserved Sun Services, Revision A 12-315 What tools are available? Health Administration Figure 12-18 Health Administration Health Agent Configuration ● Enable/Disable or manually run a monitoring cycle ● Select device types to monitor ● Select monitoring frequency ● Set number of unique monitoring threads ● Adjust timeout settings for monitoring activity Notification Email 12-316 ● User email or pager ● Filters available per email address Sun Confidential: Internal Only Sun StorageTek™ 6540 Data Service Remote Replication Copyright 2006 Sun Microsystems, Inc All Rights Reserved Sun Services, Revision A What tools are available? SNMP Traps ● Programmatic data sent to SNMP trap listeners ● Management Integration: SunMC, HP Openview Figure 12-19 Notification Sun Confidential: Internal Only Problem Determination Copyright 2006 Sun Microsystems, Inc All Rights Reserved Sun Services, Revision A 12-317 What tools are available? Activity Log Figure 12-20 Activity log ● Keeps record of management activity for all arrays being managed by CAM ● Date of operation recorded ● Errors marked with icon ● Operation details describe what was done Array Health and Status Sources Alarms ● Primary indicator of problems Jobs ● Asynchronous/long running array operations Events ● Log of array status changes Activity log ● Array operations history Performance monitoring ● 12-318 I/O statistics Sun Confidential: Internal Only Sun StorageTek™ 6540 Data Service Remote Replication Copyright 2006 Sun Microsystems, Inc All Rights Reserved Sun Services, Revision A Sun StorageTek™ Common Array Manager CLI (SSCS) Sun StorageTek™ Common Array Manager CLI (SSCS) Features ● Remote CLI shared across product line ● Multi-Platform Support ● Full Feature Set ● Scriptable ● Backward compatible – Continued support for 6120, 6320, 6920 ● Man pages (UNIX) Benefits ● All processing performed on the server ● New features installed on the server immediately available to all clients ● Client upgrade not necessary with server upgrade ● Performance independent of client machine ● Code sharing with GUI Usage Login Must login into a CAM host before executing SSCS commands Example: /SSCS -h localhost -u storage Built in help help keyword Correct syntax as part of error messages Sun Confidential: Internal Only Problem Determination Copyright 2006 Sun Microsystems, Inc All Rights Reserved Sun Services, Revision A 12-319 Sun StorageTek™ Common Array Manager CLI (SSCS) To manage the Sun StorageTek arrays, use the /opt/SUNWsesscs/cli/bin/sscs command From a terminal window, type the sscs command with a subcommand and any applicable parameters Note – The sscs command has an inactivity timer The session terminates if you not issue any sscs commands for 30 minutes You must log in again after the timeout to issue a command Example - save configuration sscs login –u –h CLI provides exporting/importing of array configuration sscs export -a Exports the storage array configuration into XML format Can specify file name output file > /temp/configfile.xml sscs import -x array Other useful information to collect Pool sscs list -a pool Profile sscs list -a profile 12-320 Sun Confidential: Internal Only Sun StorageTek™ 6540 Data Service Remote Replication Copyright 2006 Sun Microsystems, Inc All Rights Reserved Sun Services, Revision A Sun StorageTek™ Common Array Manager CLI (SSCS) Virtual disk sscs list -a vdisk Disks sscs list -a disks Other Command Line Interface Tools Fault Management Service Command Line Interface $FMS_HOME/bin/ras_admin ● The “backend” for many of the Browser User Interface (BUI) and CLI functions ● Useful for diagnosing why an array can't be registered through the BUI or CLI ● Offers in-band and device list method for discovering arrays ● Can also perform other functions ● List and delete alerts ● List and delete devices ● Add, list and delete email addresses for notifications ● List and display reports ● List and display topologies Command Service Module (CSM) $SLM_HOME/bin/csmservice Field utility for analyzing and updating array firmware baselines (a collection of controller, IOM and disk firmwares that have been tested) With CAM 5.1 will support stand-alone mode, the displaying of current firmware versions and individual array component updates Sun Confidential: Internal Only Problem Determination Copyright 2006 Sun Microsystems, Inc All Rights Reserved Sun Services, Revision A 12-321 Sun StorageTek™ Common Array Manager CLI (SSCS) E.g Update just the disk drives Note – on Windows assumption is made that MSVCR71.dll is present If it is be missing then download it from the web (just Google MSVCR71.dll) Example $ /opt/SUNEstksm/bin/csmservice -h CSMServices 5.1.0.10 usage: csmservice [-h|-s|-i] [-f] [-h] [-m num] Where: -hDisplays command usage statement -s Install in full service mode -i Install the array firmware CAM baseline -f Install in force mode -m numSet the number of arrays to update in parallel 12-322 Sun Confidential: Internal Only Sun StorageTek™ 6540 Data Service Remote Replication Copyright 2006 Sun Microsystems, Inc All Rights Reserved Sun Services, Revision A Sun StorageTek™ Common Array Manager CLI (SSCS) Support Data: Collect from the command line Output Name supportdata--.zip Save Location ● Unix ● ● /tmp Windows ● %SYSTEMDRIVE%\tmp Methods of collecting ● From the Service Advisor ● From the command line ● $FMS_HOME/bin/supportData Sun Confidential: Internal Only Problem Determination Copyright 2006 Sun Microsystems, Inc All Rights Reserved Sun Services, Revision A 12-323 Sun StorageTek™ Common Array Manager CLI (SSCS) 12-324 Sun Confidential: Internal Only Sun StorageTek™ 6540 Data Service Remote Replication Copyright 2006 Sun Microsystems, Inc All Rights Reserved Sun Services, Revision A [...]... compute-intensive task to be handled efficiently and effortlessly A separate 2.4 Ghz Xeon processor focuses on data movement control, allowing setup and control instructions to be processed and dispatched independent of data 1-2 Sun Confidential: Internal Only Sun StorageTek™ 6540 - Product Overview Copyright 2007 Sun Microsystems, Inc All Rights Reserved Sun Services, Revision A Sun StorageTek 6540 Product. .. 3992 3994 6998 Expansion Tray 1-4 IOM FC FC FC # of Disk Drives per Tray 16 16 16 Sun Confidential: Internal Only Sun StorageTek™ 6540 - Product Overview Copyright 2007 Sun Microsystems, Inc All Rights Reserved Sun Services, Revision A Sun StorageTek 6540 Product Overview Table 1-1 Comparison Chart: 6140 and 6540 Differences Sun StorageTek 6140 Lite Sun StorageTek 6140 Sun StorageTek 6540 Disk Types... consideration 1-8 Sun Confidential: Internal Only Sun StorageTek™ 6540 - Product Overview Copyright 2007 Sun Microsystems, Inc All Rights Reserved Sun Services, Revision A Hardware Overview Power-Fan Canister Figure 1-5 6540 Power Fan Canister and Battery Canister LEDs The main purpose of the Power-Fan canister is as the name suggests - to provide power and cooling to the storage system Each Power-Fan canister... controller B on -line and re-balancing the volumes Sun Confidential: Internal Only Sun StorageTek™ 6540 Product Overview Copyright 2007 Sun Microsystems, Inc All Rights Reserved Sun Services, Revision A 1-1 3 Hardware Overview Interconnect-Battery Canister - Battery pack Figure 1-8 6540 Interconnect battery canister showing a single battery pack The above figure shows the Interconnect-Battery canister... that store and utilize vast amounts of data for high-bandwidth programs and complex application processing The Sun StorageTek 6540 has the powerful 6998 controller architecture and 4 Gb/s interfaces which are ideally-suited for bandwidth-oriented applications such as sophisticated data-intensive research, visualization, 3-D computer modeling, rich media, seismic processing, data mining and large-scale... channel The controllers will enter into auto-negotiation at these points in time: ● 1-2 0 Controller boot-up sequence Sun Confidential: Internal Only Sun StorageTek™ 6540 - Product Overview Copyright 2007 Sun Microsystems, Inc All Rights Reserved Sun Services, Revision A Hardware Overview ● Detection of a link-up event after a previous link-down event If the auto-negotiation process fails, the controllers... device is detected and the channel or port is internally bypassed (AMBER) 1-2 2 Sun Confidential: Internal Only Sun StorageTek™ 6540 - Product Overview Copyright 2007 Sun Microsystems, Inc All Rights Reserved Sun Services, Revision A Hardware Overview 6540 Drive Channels and Loop Switches Figure 1-2 0 6540 Drive Channels and Loop Switches Each drive port is capable of delivering 400 MB/s of bandwidth; however,... controller - Connects B to controller Connects A - to Connects controllerscontrollers Power Supply- Power supply - Fans -packs 2 battery packs 2 battery Fans - 2 battery chargers - Audible alarm Audible alarm 2 Battery Chargers - Thermal sensor - LEDs LED’s Thermal Sensor RightRight Power/Fan Power /FanCanister Canister Connects to controller - Connects to controllerA B - Power supply Power Supply - Fans... LEDs for proper parts replacement Sun Confidential: Internal Only 1-1 Copyright 2007 Sun Microsystems, Inc All Rights Reserved Sun Services, Revision A Sun StorageTek 6540 Product Overview Sun StorageTek 6540 Product Overview Today's open systems environments create unique challenges for storage systems Round-the-clock processing requires the highest availability and online administration Varying applications... indicator lights 1-1 0 Sun Confidential: Internal Only Sun StorageTek™ 6540 - Product Overview Copyright 2007 Sun Microsystems, Inc All Rights Reserved Sun Services, Revision A Hardware Overview Typically there is a one-to-one relationship between the Needs Attention/Service Action Required (SAR) and Ok to Remove/Service Action Allowed (SAA) LEDs But there are exceptions An example is if both Power-Fan canisters