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1. Create several RAID volumes 1 Verify that the Drive name matches the drive on which to create the new volumes 2 Use the Free space slider bar to choose the portion of the available free space that the new volumes occupies MS Note You may use the keyboard to enter the portion of free space i e xx MB xx GB 3 Using the Number of volumes pull down list select the number of RAID 0 volumes you wish to create from the selected free space portion ex Note The number of volumes that can be created depends on the disk free size and the space remaining in the disk s partition map 4 Click on the Next button to configure the volumes Specify properties For each RAID 0 volume being created you may specify properties such as format type name interleave and volume size Also available in Express Power Center v2 0 or later is one click optimization This feature automatically detects and sets common properties based on the applications that you specify Create RAID O Array Select the format name interleave and size for your new volume s Select Volume 0 4 Format Mac OS Extended B Name ATTO RAIDO Volume 0 Application General Purpose B Interleave 32 KB HH 32 MB 465 664 GB 465 664 GB Size e Selected Potential System Free volume volume space space Back Help Finish 1 Use the Select Volume list box to view the requested properties for a specific volume being cre
2. You may click Quit to end the program and use your new Standard Volume or click Continue to create more volumes An Express Power Center volume is represented on the desktop as an ATTO drive array and clipboard labelled either Fibre Channel SAS or SCSI denoting the type of attached drives Deleting Standard Volume s Deleting a Standard Volume in Express Power Center for Mac OS X can be accomplished in the same manner as deleting a RAID 0 Volume Please refer to Deleting RAID 0 Volumes in Mac OS X on page 13 of this manual ATTO RAIDO Volume 1 ATTO Technology Inc ATTO Express Power Center Installation and Operation Manual Possible error messages VolumeName Partition was not created Each partition is tagged with this message before it has been manipulated Reboot and try creating a volume again Partition map is full You can create no more than 30 partitions per disk The system has not been changed VolumeName was not formatted Each volume is tagged with this message after the partition map has been saved The volume cannot be mounted but takes up space You may mount the volume if you use newfs to lay down the proper format on the corresponding volume device System Information Utilities VolumeName could not format The program can t lay down the format on this volume Other volumes may be formatted VolumeName created This is the success message everything worked as expected Volume
3. ATTO Technology Inc ATTO Express Power Center Utility Installation and Operation Manual ATTO Technology Inc 155 CrossPoint Parkway Amherst New York 14068 USA www attotech com Tel 716 691 1999 Fax 716 691 9353 Sales support sls attotech com Technical support Monday Friday 8am 6pm EST techsupp attotech com Tel 716 691 1999 x242 2010 ATTO Technology Inc All rights reserved All brand or product names are trademarks of their respective holders No part of this manual may be reproduced in any form or by any means without the express written permission of ATTO Technology Inc 1 2011 PRMA 0368 000 Contents 1 0 ATTO Express Power Center Provides Storage Solutions 1 2 0 RAID Level 0 Overview rrnnrnannnnnnnnrnannnannnnrnnnnnnnrnannnnnnnnrnnnnnnnnnnne 2 3 0 Using ATTO Express Power Center rrrrrrarnarnnrennrvnrnnernnnnnernennnr 3 Express Power Center for Windows Express Power Center for Mac OS X 4 0 Creating RAID 0 Volumes rrarrnannnernnnrnannrannnnnnnnennnnnnennernnnennnnnenn T Creating RAID 0 Volumes in Windows Creating RAID 0 Volumes in Mac OS X 5 0 Deleting RAID 0 Volumes rrrrnanrnnnnnnrnannnnnnnnnnnnnnrnnnnnnnnannnnnnennennnne 12 Deleting RAID 0 Volumes in Windows Deleting RAID 0 Volumes in Mac OS X 6 0 Additional Capabilities for Mac OS X rrrennennrnnrnnevnerennennrnnennensenen 16 Creating a Standard Volume System Information Utilities OS SAY EEE 1
4. Utility window appears The Stripe Groups panel is active Select the stripe group you wish to delete in one of two ways Click on the drive by clicking with the mouse pointer Use the up arrow or down arrow Delete the stripe group in one of these ways Press the Delete key Select the Edit menu item and then select Delete e Click on the Delete icon on the toolbar The Express Power Center Utility refreshes and the selected stripe group name is removed from the Stripe Groups panel which displays the remaining stripe groups The Members panel Will list the drives in the highlighted stripe group To permanently delete the stripe group use one of these three methods Press the CTRL and S keys e Select the File menu item and then select Save Click on the Save icon on the toolbar An information box displays Updated Stripe Groups saved successfully when the process is complete Express Power Center ATTO Technology Inc ATTO Express Power Center Installation and Operation Manual Exhibit 5 1 The Express Power Center Utility screen Delete icon Insert icon Express Power Center Utility Group Edit Helt Save icon co AE i Stripe Groups Stripe Group to whic you will be adding deleting members Members Chan ID LUN Stripe Group Member Stripe Interleave S Latus Product ID vendor ID Medea FLAS Repair icon if enabled contact ATTO Tech Support EIK e P ms ni
5. authorization instructions on this page QD uS Note The RAID driver is activated upon reboot Web software authorization To start Express Power Center for Mac OS X the first time or when upgrading from earlier versions you need the authorization code that was sent to you via Email Please contact ATTO Technology Tech Support if you have not received this code The authorization code is generated from the ATTO Technology website 1 Onthe Internet go to software registration www attotech com license html 2 Select Express Power Center for Mac OS X and the current version number 3 Type in your Email address company name and serial number found on the Express Power Center CD case F Note Your authorization code is sent to you via Email message 4 Enterthe authorization code when prompted to do so ATTO Support M N Authorize Software Ne Home Support Product Authorization Please fill out the form below to apply for an Authorization Code The Authorization Code will be emailed sure to enter a valid email address This email address will be used exclusively for your Product Autl promotional purposes R Indicates a required field Product Name R SelectProduct v Version Number Ri R Customer Name aa E Mail Address brood attotech com change your email ad Company Name R a Min 4 characters alpha and or numeric characters only Serial Number Letters are lower
6. for Windows Platforms Documentation Pee Fie Windows x86 32 bit systems winx86 app powercenter 134 exe na x64 64 bit EM64T winx64 app powercenter 134 exe systems Windows IA 64 Itanium systems lwinia64 app powercenter 154 exe Installation packages for Express Power Center for Mac OS X Platforms Platform Fie Mac OS X 10 4 0 and greater OSX expresspowercenter 430 dm systems The mcluded manuals are in PDF format Download Adobe Reader to view these documents 4 0 Creating RAID 0 Volumes ATTO Express Power Center allows you to create RAID Level 0 volumes RAID Level 0 or striping achieves higher I O You must have at least two physical drives to create a performance by breaking data into smaller units then striped volume You should strictly follow a backup writing the data to separate physical drives These policy to protect data stored on RAID 0 volumes striped volumes can then be read from the separate physical drives and re assembled into the actual data Creating RAID 0 Volumes in Windows 1 Click on the Express Power Center Utility icon on your desktop The Express Power Center Utility window appears See Exhibit 4 1 eS Note A rectangle with a broken border indicates the Stripe Groups panel is active selected commands will affect stripe groups You may choose one of three ways to create a stripe group Press the INS key e Select the Edit menu item and then select Insert Click on t
7. leaving unused space on the larger partitions of the volume Data Storage __ striped Volume 1 L Striped Volume 2 Standard Volumes Free Space Physical Drive Physical Drive 1 2 16 Physical Drive Physical Drive 3 4 ATTO Technology Inc ATTO Express Power Center Installation and Operation Manual Create a single Standard Volume From the Create screen click on the Standard button Create New Volume EXPRESS Choose the type of volume to create Standard Standard single drive volume s RAIDO Striped volumes Back Help ee _ 7 Create several Standard Volumes ATTO Express Power Center for Mac OS X can simultaneously set up several Standard Volumes on a drive 1 Verify that the Drive name matches the drive on which to create the new volume s 2 Use the Free space slider bar to choose the portion of the available free space that the new volume s occupies How many volumes do you wish to create Drive name s disk6 42 824 GB gt 42 824 68 Free space Number of volumes 1 Back Help Next 4 9 Using the mouse highlight the drive where you want the volume created Create Standard Volumes Power Select a drive for the new volume s Using the mouse highlight one drive to create the new volume s Sector Size Free Model Location 512 Bytes 931 43 GB ATTO jbod2 SAS 512 Bytes 931 4
8. rate across all transfer sites tested The Benchmark also reports the peak and minimum values of the read transfer rate test performed Average read value shown as a flat line on the graph indicates the true performance of the drive Peak value is also commonly referred to as the burst transfer rate To get a printout of your results use the open Apple shift3 function System information Express Power Center reports different types of drive information based on your system and its configuration To return to the Utilities Screen click on the Back button Disk Info provides general information about a disk retrieved from the system Partition Map is a visual layout of the partitions on the drive you select Management Data shows RAID configuration information System Log reports recent ATTO activity for the last 10K of the system log System Information Click on any of the tabs below to view system information Disk name diskO disk1 System Path dev diskO disk2 Size 931 513 GB disk3 Sector Size 512 Bytes Largest Free Partition Uninitialized Model WDC WD1001FALS 41Y6A0 Media Ejectable No Writable Yes Registry Path lOService AppleACPIPlatformExpert PClO 20 AppleACPIPCI Management Data System Log Back Refresh ATTO Technology Inc ATTO Express Power Center Installation and Operation Manual Glossary Some common terms used in the storage industry are defined below More inform
9. size of the drive on which they are located eS Note Standard Volumes do not offer any data recovery mechanism to restore lost data The Express Power Center application can create one or more partitions with Standard Volumes on a physical drive The partition s and volume s are created at the same time The partition s can use the entire drive or they can leave free space that can be used later eS Note Click on the Back button at any time to go back one screen without making any changes on the current screen Example of data storage technology Each cylinder represents a separate physical drive Each physical drive has been divided into partitions labelled logical partition LP Physical Drive 4 has been initialized and is empty with no partitions or data It may be used to create a Standard or striped volume e LP7 and LP11 are free partitions that can be used to create Standard or striped volumes e Data has been striped RAID Level 0 across physical drives 1 2 and 3 using partitions LP1 LP 2 and LP3 named Volume 1 LP4 LP5 and LP6 are stripe data across three separate physical drives into Volume 2 e LP8 is a Standard Volume using one partition e LPO LP 10 LP12 LP 13 and LP14 are Standard Volumes eS Note f you create a striped volume across multiple physical drives and the partitions are not the same size only the portion of each partition equal to the size of the smallest partition is used
10. then try again If the system can t unmount the drives because another program has them locked an error message displays when you try to drag to the trash FileNotFoundException dev diskname device busy IOException dev diskname device busy lOException dev diskname not supported IOException dev diskname I O Error Every operation needs to open the disk and read from it or write to it Sometimes the system prevents this process such as when a volume is still mounted and Express Power Center displays a FileNotFoundException message IOException messages are usually read or write failures If the device is unmounted the device is not listed when the user types df in the terminal then another program may have a lock on the disk Quit the other programs and or reboot Depending upon which operation failed and in what part of the process the disks may or may not have been changed NullPointerException This may be caused by low memory 5 ATTO Technology Inc ATTO Express Power Center Installation and Operation Manual Exhibit 3 1 The Express Power Center Installation CD welcome screen ATTO Express Power Center Installation CD ATTO Technology Inc storageunleashed Welcome Congratulations on the purchase of ATTO Express Power Center for Windows and Mac Contact Info OS X This CD contains drivers utilities and manuals for Express Power Center Readme Installation packages for Express Power Center
11. 0 ATTO Express Power Center Provides Storage Solutions Congratulations on your choice of the premier volume creation and management application for the Windows and Macintosh OS X operating systems With its easy to use interface ATTO Express Power Center gives you the power to optimize your storage without a complicated user interface Whether using your system for high end digital video editing database management or other high performance applications Express Power Center gives you the power you need to work more efficiently with volume creation and management Using a wizard based interface Express Power Center makes volume creation simple By following a series of straight forward steps you can set up and begin to use your storage faster than ever Express Power Center provides RAID Level 0 functionality Using this application you can make several storage devices work together making a larger virtual disk taking advantage of the combined performance of those devices to match the needs of high bandwidth applications This software package also includes the AT TO Benchmark tool for Mac OS X only This user friendly utility reports and graphs the peak average and minimum read transfer rates If you need additional assistance comprehensive on line help text is available along the way Click on the help button for additional information on the specific operation Express Power Center highlights Creates Standard a
12. 3 GB ATTO jbodO SAS Name Size disk1 931 43 GB disk2 931 43 GB Back Help i A 10 Click the Next button to continue the setup process and set volume parameters such as size and number of volumes to be created or click the Finish button to skip the setup process and create a new Standard Volume using common default parameters The volume uses all the free space on the selected drive FX Note The number of volumes that can be created depends on the disk size and the free space remaining in the disk s partition map Note You may use the keyboard to enter the portion of free space i e xx MB xx GB 3 Using the Number of volumes pull down list select the number of Standard Volumes you wish to create from the selected free space 4 Click on the Next button to configure the volumes 17 Specify properties For each Standard Volume created you may specify properties such as format type name and size ATTO Create Standard Volumes POWER Select the format name and size for your new volume s Select Volume 0 B Format Mac OS Extended Name ATTO Volume 0 32 MB 232 732 GB 232 732 GB Size B gt Selected Potential System Free volume volume space space e M Back Help Finish 1 Use the Select Volume list box to view the requested properties for a specific volume being created The properties for that volume can then be modified 2 Use the Forma
13. Name BSD name does not exist If IOKit does not make the volume devices after the new partition map has been saved there is nothing to format Reboot and either newfs the proper volume device or initialize the entire drive FileNotFoundException or IOException Indicates that the partition map could not be saved which could occur after a partition map has been saved No changes are made ATTO Express Power Center includes utilities to monitor system information and to benchmark drives measuring peak and average throughput for disk reads Ves Note The following section pertains to the System Information Utilities in Mac OS X only Click on the Utilities button from the main screen to access benchmark and system information utilities Benchmarking a Volume Express Power Center reports and graphs the read transfer rates on the drives being tested These benchmarks are non destructive they do not harm the data on volumes in any way 1 Select Benchmark from the Utilities menu Utilities Use the following tools to find out more about your system Benchmark 3 Test the transfer rates of your drive s View system log partition maps Sysinfo iode management data or drive information Back Help Highlight a volume in the volume window Modify test parameters Click Start Benchmark results are displayed in an auto scaling easy to read graph Additional mounted volume
14. are is often responsible for a system s behavior when it is first switched on a communication protocol which allows transmission in both directions at the same time a communication protocol which allows transmission in both directions but only one direction at a time a file system commonly used on older Macintosh computers a processor usually a CPU and memory which communicates with devices over an interface a component which originates a command Just a Bunch Of Disks a storage subsystem using multiple independent disk drives with or without RAID configuration feature which protects a file system s integrity against power outages and other disruptive events It does not protect the user data buffer at the time of failure Logical Unit Number a SCSI or Fibre Channel identifier of a device a hierarchical file system HFS which supports longer file names and volumes than in older file systems an HFS file system with journaling capability an HFS file system with case sensitive capability an HFS file system with case sensitive and journaling capabilities an initiating device a component which originates a command a logically separate portion of a disk used to allow multiple systems to coexist on a single disk drive ATTO Technology Inc ATTO Express Power Center Installation and Operation Manual Term PCI RAID RAID Volume receiver SCSI SAS Stripe Group synchronous Standard Volume target topology tra
15. ated The properties for that volume can then be modified 2 Use the Format list box to select the format of the volume 3 Inthe Name text field enter a name for the volume 4 Ifyou are using Express Power Center v2 0 or later select the appropriate application in the Application list box to automatically configure the RAID 0 volume properties for optimal performance Use the Interleave list box only if you are using Express Power Center version older than v2 0 or if your application vendor has recommended an interleave size different than that displayed 5 Use the Size slider bar to adjust the size of the volume if necessary T3 Note N The graphical representation of the drive at the left of the screen displays how much volume space has been allocated and how much free space remains 6 Repeat the process for additional volumes Click on the Finish button 8 Verify parameters before ATTO Express Power Center for Mac OS X tries to create any volumes Click on the Back button to return to the Create RAID 0 Volumes number of volumes selection screen without making any changes to your system 9 Click on the OK button to accept your settings and create a RAID 0 volume N Successful completion When the process you have chosen is finished a screen displays which operations were completed or if requested operations were not completed Your desktop shows the ATTO RAID 0 volumes you have created Click Quit to end
16. ation about Fibre Channel SCSI SAS and Storage Area Networks is available through the ATTO Technology website www attotech com the Fibre Channel Industry Association www fibrechannel org the SCSI Trade Association www scsita org and the Storage Area Networking Industry Association www snia org Term address ANSI asynchronous block case sensitive CRC FC firmware full duplex half duplex hierarchical file system host initiator device JBOD journaling LUN Mac OS X Extended Mac OS X Extended Journaled Mac OS X Extended case sensitive Mac OS X Extended case sensitive journaled originator partition Definition a specific location in memory American National Standards Institute a way of sending data over a bus in which an initiator sending data does not wait for an acknowledgement ACK that the data has been received before sending more data Refer to synchronous a sector of a disk which stores a group of bytes that must be read or written together a file system distinguishes between names which are the same but uses a different case for some or all of the letters Cyclic Redundancy Check an error correcting code which calculates a numeric value for received and transmitted data If no error has occurred during transmission the CRC for both received and transmitted data should be the same Fibre Channel software stored in read only memory ROM or programmable ROM PROM Firmw
17. case Submit Request Reset Quick Start If you are already familiar with partitions volumes and RAID 0 configurations Express Power Center gives you easy access to information and configuration parameters uS Note Close all other applications before using Express Power Center Click on the Create button to create a new Standard or RAID 0 volume Click on the Delete button to delete a currently mounted Standard or RAID 0 volume Click on the Utilities button then the Benchmark or Sys Info buttons for detailed information about your storage Click on the Quit button at the bottom of the screen to exit the application e Settings in the application are not persistent If you make changes on one screen and then make changes on a previous screen using the back button the original screen is reset to the default settings Removal 1 Navigate to the Applications Express Power Center UninstallerData directory using Finder 2 Double click on the Uninstall Express Power Center application bundle 3 The uninstaller will run and uninstall all previously installed components from the system Error messages The following generic error messages may be displayed during any operation Error messages for specific operations may be found in those chapters Error Could not unmount volumes Your system has not been changed The system did not unmount the volumes in time You can drag the drives to the trash and
18. he Insert icon on the toolbar 2 he New Stripe Group name dialog box appears see Exhibit 4 2 Enter the name for the stripe group 3 Click OK 4 The Stripe Groups panel displays the stripe group name eS Note Arectangle with a broken border indicates the Members panel is active selected commands will affect stripe group members Add drives to the named stripe group in one of these ways Press the INS key e Select the Edit menu item and then select Insert T Click on the Insert icon on the toolbar The Add Drives to Stripe Group selection box displays see Exhibit 4 2 The box lists all drives available for the new stripe group Highlight the drives you wish to add to the group in one of two ways Click on the drive with the mouse pointer Use the up arrow or down arrow Click the OK button when the desired drive is highlighted Click on the Cancel button if you do not want to add a drive The Members panel displays the selected drive Continue to add drives as in Step 4 When all the drives have been added to the stripe group the Express Power Center Utility window appears The default interleave is 64KB If you want to change this value select the value from the Stripe Interleave drop down box Save the stripe group using one of these three methods Press the CTRL and S keys e Select the File menu item and then select Save Click on the Save icon on the toolbar An informati
19. he same sector size Drive sector size must be a factor of a supported interleave Click the Next button to continue the setup set volume parameters such as size and number of volumes to be created or Create a single RAID Volume click the Fini 1 From the Create screen click on the RAID 0 button Dn Create New Volume T A POWER Choose the type of volume to create F Note sh button to skip the setup process and create a new RAID 0 volume using common default parameters Only valid options are shown Interleave must be a product of sector size EXPRESS Standard Standard single drive volume s M lii RAIDO Striped volumes Create RAID 0 Volumes Choose the number of volumes to make How many volumes do you wish to create Drive name s diskl disk2 Free space Back Help hv O 2 Using the mouse highlight the drives where you want the volume to be created ATTO Create RAID 0 Array EXPRESS Using the mouse and the open apple key select two or more drives for the new array Select drives for the new RAID 0 array Name Size Sector Size Free Model Location disk1 931 43 GB 512 Bytes 931 43 GB ATTO jbod2 SAS disk2 931 43 GB 512 Bytes 931 43 GB ATTO jbodO SAS Back Help Ne omo ATTO Technology Inc ATTO Express Power Center Installation and Operation Manual Number of volumes 32 MB 1 819 TB 1 819 TB ei E Back Help Next
20. lume is formatted with the file system which manages the blocks within the volume Refer to Standard Volume
21. nd RAID 0 volumes e Support for volume sizes up to 8 exabytes e Support for multiple Windows and Mac file system formats 1 Creates multiple volumes simultaneously e Supports SCSI SAS Fibre Channel FireWire and ATA storage protocols Includes the ATTO Benchmark utility Mac OS X only e Wizard style interface for easy setup e Optimized for ATTO ExpressPCl SAS and Celerity host adapters e Striping interleave sizes of 4KB to 4MB allow application tuning e Support for sector sizes greater than 512 Bytes Retrieves drive information Provides a visual representation of volumes partition maps and system logs e Supports hot swap of drives attached to ATTO Celerity ATTO ExpressPCI FC ATTO ExpressPCI SCSI Ultra3 and ATTO ExpressPCi SCSI Ultra 320 adapters System Requirements e Windows XP 2003 2008 Vista amp 7 x64 x86 or Mac OS X 10 4 x or newer e Attached storage and cables For SCSI SAS and Fibre Channel storage we recommend an ATTO ExpressPCI SCSI ExpressSAS SAS SATA ExpressPCI FC or Celerity FC Host adapter Minimum one hard drive for volume creation two hard drives for RAID compatibility in addition to the root drive ATTO Technology Inc ATTO Express Power Center Installation and Operation Manual 2 0 RAID Level 0 Overview Originally Redundant Array of Inexpensive Disks now Redundant Array of Independent Drives RAID is a storage system using multiple disk drives ATTO Express Power Cen
22. ng the filesystem may have also failed Close the program with the lock on the disk and or reboot before trying again ATTO Technology Inc ATTO Express Power Center Installation and Operation Manual Exhibit 5 1 1 The effect of deleting a volume The top figure in Exhibit 5 1 1 represents a storage configuration with LP1 LP2 and LP3 as striped volume 1 The diagram below shows the effect of deleting striped volume 1 Data Storage Striped Volume 1 L Striped Volume 2 Standard Volumes Free Space Physical Drive Physical Drive Physical Drive Physical Drive 1 2 3 4 Data Storage Striped Volume 2 Standard Volumes Free Space Physical Drive Physical Drive Physical Drive Physical Drive 1 2 s 4 15 6 0 Additional Capabilities for Mac OS X AT TO Express Power Center for Mac OS X offers some additional functionality such as Creating Standard Volumes and Benchmarking Creating a Standard Volume Express Power Center for Mac OS X allows you to create Standard Volumes to store data on a single partition on a single physical drive A Standard Volume stores data on a single partition on a single physical drive The Express Power Center application creates one or more partitions with one or more Standard Volumes on a physical drive at the same time The partition s can use the entire drive or may leave free space for use later Standard Volumes are convenient to create and use but are limited by the speed and
23. nsfer rate volume Definition Peripheral Component Interconnect a bus which allows devices to communicate with the CPU Originally Redundant Array of Inexpensive Disks now Redundant Array of Independent Drives a storage system spanning multiple disk drives RAID Level 0 disk striping in which fixed length sequences of data are mapped to member disks in a regular rotating pattern Refer to RAID Volume a volume created from two or more partitions which all reside on different drives the ultimate destination of data transmission a terminal device Small Computer Systems Interface a processor independent Standard for system level interface between a computer and intelligent devices including hard disks floppy disks CD ROM printers scanners etc Serial Attached SCSI Two or more standard RAID 0 volumes a method of sending data over a bus in which an initiator sends data then waits for an acknowledgement ACK that the data has been received Both the initiator and receiver must support synchronous mode Refer to asynchronous a volume created from a single partition which resides on a single drive a device which responds to commands by an initiator logical layout of the parts of a computer system or network and their interconnections the rate at which bytes or bits are transferred as in megabytes or gigabits per second a usable quantity of storage managed by a file system composed of one or more partitions The vo
24. on box displays Updated Stripe Groups saved successfully when the process is complete see Exhibit 4 2 The Stripe Groups panel becomes the active panel in the Express Power Center Utility screen ATTO Technology Inc ATTO Express Power Center Installation and Operation Manual Exhibit 4 1 The Express Power Center Utility screen Delete icon Insert icon Repair icon if enabled contact ATTO Tech Support ES Express Power Center Utility Group Edit Hel Save icon EST I I Stripe Groups Stripe Group to whic you will be adding deleting members ot se a ne ee Members Chan ID LUN Vendor ID Product ID Drive Size Sector Size Stripe Group Member T Eres EA EN PS ae LICHEN EESILITM x Medea FCRH2 331 54 gb Stipe Interleave 256 KB Status Members missing Duplicate members Driver 4 pplication mismatch For Help press F1 Stripe Interleave Current status Exhibit 4 2 Dialog boxes walk you through the setup process Add Drives to Stripe Group Available Drives T T Medea FCR2 J43 B4dgb M12 Empty Medea FLAY 331 54 gb Cancel New Stripe Group bd Express Power Center Creating RAID 0 Volumes in Mac OS X You must have at least two physical drives to create a RAID 0 striped volume FX Note Click on the Back button at any time to go back one screen without making any changes on the current screen F Note 3 process and All selected drives must have t
25. r Se er nn nr nr er er ne ee nr rr er ere er er eer ee nr ere rr eer err ree ee eer ere Sector Size 512 Drive Size 331 54 gb Medea FLAZ 431 54 gb Members missing Duplicate members Driver pplcation mismatch For Help pre4s F1 Stripe Interleave Current status Deleting RAID 0 Volumes in Mac OS X Deleting a volume from a drive frees up available space on your system This free space can be made into one or more new volumes Note All data on a deleted volume is permanently erased and all associated partitions are deleted as well 1 Click on the Delete button 2 Use the mouse to highlight the volume to delete Delete Volume ATTO RPOWER ESS Delete a volume on a drive Using the mouse highlight one volume to delete Name Size Type ATTO RAIDO Volume 3 465 664 GB hfs ATTO RAIDO Volume 2 465 664 GB hfs ATTO RAIDO Volume 1 465 664 GB hfs ATTO RAIDO Volume 0 465 664 GB hfs Back Help Next 13 TE Note You may only delete one volume at a time 3 Click on the Next button 4 Verify parameters before ATTO Express Power Center for Mac OS X tries to delete any volumes MS Note Click on the Back button to return to the Delete screen without making any changes to your system 5 Click the OK button if the parameters in the task list are acceptable 6 ATTO Express Power Center for Mac OS X deletes the volume Click Quit to end the program or Continue to delete or create
26. s may be tested by selecting them from the volume menu of the benchmark utility O A ON 19 Test parameters Your benchmark results may be tuned using the following parameters Max Transfer Size Choices 32 KB 128 KB 512 KB 2 MB 8 MB Default 32 KB The Express Power Center Benchmark performs disk reads of varying sizes on the volume tested The Max Transfer Size option determines the size of the transfers To test a drive for applications which transfer smaller blocks of data select a smaller value such as 32 Kilobytes To test a drive for applications which transfer larger blocks of data select a larger transfer size Benchmark POWER Test the transfer rates of your drive s MB s Reads Avg Read 744 0 ATTO RAID H Volume HF T Sample Size 80 MB rH 558 0 Max Transfer Size 8 MB 465 0 Results 372 0 Maximum 740 82 MB s 279 0 Average 705 99 MB s 186 0 Minimum 68 51 MB s 2 0 30 40 50 60 70 Transfer O Size MB Sample Size Choices 8 16 32 48 64 80 MB Default 48 MB Adjusting the sample size changes the number of times each transfer is done during the benchmark test The transfers are then averaged for the final result A larger sample size provides more accurate results but causes the benchmark test to take longer Reading Benchmark results Once the benchmark tests are completed Express Power Center graphically displays the average read 20 transfer
27. t list box to select the format for the volume 3 Inthe Name text field enter a name for the volume 4 Usethe Size slider bar to adjust the size of the volume if necessary Ty Note V The graphical representation of the drive at the left of the screen helps you determine how much volume space has been allocated and how much free space remains 5 Repeat this process for additional volumes 6 Click on the Finish button 7 Verify parameters before ATTO Express Power Center for Mac OS X tries to create any volumes Click on the Back button to return to the Create Standard Volumes number of volumes selection screen without making any changes to your system 18 8 Click on the OK button to accept your settings and create a Standard Volume Create Standard Volumes ATTO RPOWER Click on the OK button to perform the following tasks Prepare system for operations Create Volume ATTO Volume 0 of size 232 732 GB of type Mac OS Extended Create Volume ATTO Volume 1 of size 232 732 GB of type Mac OS Extended Create Volume ATTO Volume 2 of size 232 732 GB of type Mac OS Extended Create Volume ATTO Volume 3 a of size 232 732 GB E x x N Back Help OK Successful completion When the process you have chosen is finished a screen informs you which operations were completed or if requested operations were not completed Your desktop now shows the volumes you have created
28. ted 11 VolumeName created This is the success message everything worked as expected VolumeName BSD name does not exist If IOKit does not make the volume devices after the new partition map has been saved there is nothing to format Reboot and either newfs the proper volume device or initialize the entire drive VolumeName is not alive The driver did not load Reboot the system Group Code ATTO XXXXXXXX The object could not be found in the registry Either the driver is not loaded or IOKit is unusable Check to see if the driver is loaded e In Mac OS X 10 2 x or later use the command kextstat grep i ATTORAID If the driver ATTORAID OS10 kext is in ISystem Library Extensions rebooting reloads it lOException May be generated by a RAID Stamp exec failure or during a format or Partition Map Save operation ATTO Technology Inc ATTO Express Power Center Installation and Operation Manual Deleting RAID 0 Volumes in Windows 5 0 Deleting RAID 0 Volumes The ATTO Express Power Center software allows you to delete RAID Level 0 volumes ex Note 12 A stripe group cannot be deleted if the stripe group contains active partitions You must remove active partitions using the Disk Management Utility before deleting groups Click on the Express Power Center Utility icon on your desktop The Express Power Center Utility window appears See Exhibit 5 1 Open the program The Express Power Center
29. ter Utility creates a virtual disk using two or more physical drives to increase capacity and performance Large amounts of data can be supported over many smaller drives when the drives are combined into one large virtual drive Management is easier because instead of several drives to consider when deploying data as in a JBOD Just a Bunch of Disks configuration the system only has one address or LUN on a storage bus or network RAID overlaps disk seeks minimizing aggregate seek time delays for the storage group as a whole Data is written in equal short operations to each member of the RAID group in turn so that when the first member of a group begins writing to disk the second member is available to take data This continues until the last member of a group is writing to disk and the first member of a group is ready for data RAID Level 0 is commonly used when performance is more important than data protection RAID Level 0 or striping achieves higher I O performance by breaking data into smaller units volumes then writing the data to separate physical drives These striped volumes 2 can then be read from the separate physical drives and re assembled into the actual data You must have at least two physical drives to create a striped volume ATTO recommendations e Although RAID Level 0 volumes can be created among different types and models of drives use similar types models to ensure access time will be equal
30. the program and use your new RAID Level 0 volume or click Continue to create more volumes Express Power Center RAID 0 groups are represented on the desktop as an ATTO drive array and clipboard labelled Express Power Center Volume 1 Possible error messages VolumeName Partitions were not created Each partition is tagged with this message before it has been manipulated Look for the partition in the Express Power Center Utilities Sys Info partition map section If a partition exists use the Initialize function to erase the disk 10 Partition map is full You can create no more than 30 partitions per disk The system has not been changed VolumeName Partitions were not registered The partitions have been saved but not yet registered You can manually register them by running ATTORAIDStamp and then newfs VolumeName Could not register partitions ATTORAIDStamp has failed Initialize the drives and try again VolumeName Partitions registered Message the volume is tagged with after running the ATTORAIDStamp Run newfs to make the volume usable VolumeName was not formatted Each volume is tagged with this message after the partition map has been saved The volume is not mounted and takes up space You may mount the volume if you use newfs to lay down the proper format on the proper disk VolumeName could not format The program can t lay down the format on this volume Other volumes may be format
31. to the average access time of a single drive rather than the access time of the slowest drive e For maximum performance use a multi channel host adapter with drives equally distributed across busses Use RAID 0 in environments that demand high I O rates such as video production and editing image editing and prepress e Since RAID 0 does not provide fault tolerance establish a backup policy to protect data stored on RAID 0 volumes ATTO Technology Inc ATTO Express Power Center Installation and Operation Manual 3 0 Using ATTO Express Power Center The ATTO Express Power Center offers blazing fast RAID performance for Windows and Mac OS X based applications ATTO Express Power Center is a disk storage RAID software application that supplies you with the power to maximize attached storage when using ATTO ExpressPCl SCSI Celerity Fibre Channel and ExpressSAS host and ExpressSAS RAID adapters Vital for audio video and digital content creation large scale database and other high performance applications the ATTO Express Power Center incorporates the exclusive Advanced Data Streaming ADS technology to transfer data reliably and quickly in Windows and Mac environments Express Power Center for Windows Installation 1 3 Install an ATTO Celerity Fibre Channel ExpressSAS or ExpressPCl UL4 or UL5 host adapter following the guidelines in the host adapter Installation and Operation manual supplied with yo
32. ur adapter Install the latest driver corresponding to the ATTO host adapter in use available from the ATTO website www attotech com Insert the Express Power Center CD into the host computer If the installation CD does notload immediately a Click on the Start button b Click on Run c Find the Installation CD on your system d Click on autorun bat When the Installation CD screen appears see Exhibit 3 1 click on the operating system platform for your setup e Windows X86 32 bit systems e Windows X64 64 bit systems e Windows IA64 Itanium systems When the driver setup program window appears select Install to install the Power Center drivers Remove the installation CD Reboot the host computer Included with your Express Power Center software application is the Express Power Center setup utility which allows quick and easy installation to create RAID Level 0 stripe groups 8 After the reboot is complete the Express Power Center Utility icon is on your desktop Click on the icon to enter the Power Center and continue with the instructions Creating RAID 0 Volumes on page A POWER Removal 1 2 Insert the Express Power Center CD into the host computer If the installation CD does not load immediately a Click on the Start button b Click on Run c Find the Installation CD on your system d Click on autorun bat When the Installation CD screen appears click on the operating s
33. volumes Refer to Exhibit 5 1 1 to see the effect of deleting a volume Possible error messages Volume VolumeName was not deleted Each volume is tagged with this message before manipulation If you attempt to delete a volume and this message appears try the process again 14 UninitializedPartitionMapException A fatal error occurred while trying to erase a partition on the drive VolumeName You tried to delete a DOS volume or a volume on a disk without an Apple partition map structure Do not try to delete DOS or other operating systems volumes with Express Power Center for Mac OSX The system is unchanged Volume VolumeName was cleared but not deleted Each volume is tagged with this message after the file system has been wiped but before the partition map has been saved Volumes in this state are not mounted but take up space on the disk SystemCallException Can t find volume VolumeName The system didn t return the mount point The filesystem has been destroyed and is unmountable Reboot Newfs the volume device or initialize the disk SystemCallException ATTORAIDStamp returned exit code X The tool that unregisters RAID partitions returned an error when you deleted a RAID Volume Volume VolumeName was deleted A success message everything worked as expected FileNotFoundException or lOException 8 Indicates the load of the old partition map or the save ofthe updated partition map failed Wipi
34. ystem platform for your setup e Windows X86 32 bit systems e Windows X64 64 bit systems e Windows IA64 Itanium systems 3 When the driver setup program window appears select Remove to remove the Power Center drivers eS Note You may remove the drivers using the setup exe application in the Express Power Center application folder ATTO Technology Inc ATTO Express Power Center Installation and Operation Manual 4 Inthe Power Center screen select Remove to remove the Power Center application eS Note You may remove the Express Power Center using the Add Remove Programs in the control panel after you have removed the Power Center drivers o Remove the installation CD 6 Reboot the host computer Express Power Center for Mac OS X Installation 1 Begin with either 1a or 1b depending on how you received your Express Power Center software a If you purchased Express Power Center for Mac OS X online and downloaded the files from the ATTO website double click the compressed file tgz and extract the contents to your desktop The application installer app displays Proceed to step 2 b If you are installing Express Power Center for Mac OS X from a CD locate the application auto installer app on the CD 2 Double click the auto installer app Follow the on screen prompts 4 When prompted reboot your computer to complete the installation o Register your software online by following Web software

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