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IBM

Netfinity

: ServeRAID

™

-4L Ultra160 SCSI Controller User’s Reference

Summary of Contents for Netfinity ServeRAID-4L Ultra160

Page 1: ...IBM Netfinity ServeRAID 4L Ultra160 SCSI Controller User s Reference SC06 P461 10...

Page 2: ......

Page 3: ...IBM Netfinity ServeRAID 4L Ultra160 SCSI Controller User s Reference SC06 P461 10...

Page 4: ...nformation under Appendix Product warranties and notices on page 81 First Edition June 2000 Copyright International Business Machines Corporation 2000 All rights reserved US Government Users Restricte...

Page 5: ...ce produit lisez le manuel Safety Information Vor Beginn der Installation die Brosch re mit Sicherheitshinweisen lesen Przed zainstalowaniem tego produktu nale y przeczyta broszur Informacje Dotycz c...

Page 6: ...bezpe nosti Preden namestite ta izdelek preberite knji ico Varnostne informacije Antes de instalar este producto lea la Informaci n de Seguridad L s s kerhetsinformationen innan du installerar den h...

Page 7: ...Connect and disconnect cables as described in the following table when installing moving or opening covers on this product or attached devices To connect 1 Turn everything OFF 2 First attach all cable...

Page 8: ...not turn off the electrical current supplied to the device The device also might have more than one power cord To remove all electrical current from the device ensure that all power cords are disconne...

Page 9: ...ced 14 Understanding RAID level x0 16 Selecting a RAID level and performance tuning 18 Drive state descriptions 18 Physical drive state descriptions 18 Logical drive state descriptions 19 Chapter 4 Co...

Page 10: ...Rebuilding a hot swap drive 68 Recovering from an incomplete format of a physical drive 69 Chapter 10 Getting help service and information 71 Service support 72 Before you call for service 72 Getting...

Page 11: ...mission FCC Statement 93 Industry Canada Class A emission compliance statement 93 Australia and New Zealand Class A statement 93 United Kingdom telecommunications safety requirement 93 European commun...

Page 12: ...x IBM Netfinity ServeRAID 4L Ultra160 SCSI Controller User s Reference...

Page 13: ...n process You can refer to the information in this chapter when configuring one or more devices attached to a ServeRAID controller Chapter 5 Installing ServeRAID device drivers on page 35 lists the pr...

Page 14: ...erveRAID Support CD in the BOOKS directory v IBM Netfinity ServeRAID 4L Ultra160 SCSI Controller User s Reference 4LRAIDUR PDF v IBM Netfinity ServeRAID 4L Ultra160 SCSI Controller Device Driver Insta...

Page 15: ...Part 1 Installation and configuration Copyright IBM Corp 2000 1...

Page 16: ...2 IBM Netfinity ServeRAID 4L Ultra160 SCSI Controller User s Reference...

Page 17: ...e bag containing the controller until you are instructed to do so v IBM ServeRAID Support CD See Obtaining ServeRAID updates on page 21 and Chapter 5 Installing ServeRAID device drivers on page 35 for...

Page 18: ...attery use only IBM Part Number 33F8354 or an equivalent type battery recommended by the manufacturer If your system has a module containing a lithium battery replace it only with the same module type...

Page 19: ...ary see your server documentation for more detailed information about the expansion slots Note For Netfinity 3000 servers the ServeRAID controllers are supported only when installed in PCI slot 3 Do n...

Page 20: ...rwise continue with step 10 10 Connect one end of a 68 pin ANSI standard cable separately purchased or already in your server to the internal channel connector on the ServeRAID controller Note See Con...

Page 21: ...e The ServeRAID controllers use SCSI ID 7 13 Install the server cover 14 If you disconnected the cables and power cords in step 2 on page 5 reconnect the cables and cords See your server documentation...

Page 22: ...ServeRAID controller 1 Connect one end of a 68 pin very high density connector interface VHDCI SCSI cable to an external channel connector on the ServeRAID controller Note See Connector locations on p...

Page 23: ...RAID technology data is striped across an array of physical drives This data distribution scheme complements the way the operating system requests data The granularity at which data is stored on one d...

Page 24: ...ve Start with two physical drives Create an array using the two physical drives Then create a logical drive within that array The data is striped across the drives creating blocks Notice that the data...

Page 25: ...e easily You also might want to use a RAID level 0 logical drive when you require maximum capacity Understanding RAID level 1 RAID level 1 provides 100 data redundancy and requires only two physical d...

Page 26: ...1E RAID level 1E combines mirroring with data striping This RAID level stripes data and copies of the data across all of the drives in the array As with the standard RAID level 1 the data is mirrored...

Page 27: ...vel 5 requires a minimum of three physical drives This RAID level stripes data and parity across all drives in the array When you assign RAID level 5 to an array the capacity of the array is reduced b...

Page 28: ...g functional drive in the RAID level 5 array which is a hot spare drive 2 3 5 4 8 2 1 7 6 Understanding RAID level 5 Enhanced RAID level 5 Enhanced RAID level 5E requires a minimum of four physical dr...

Page 29: ...vel 5E requires a minimum of four drives and depending upon the level of firmware and the stripe unit size supports a maximum of 8 or 16 drives The following illustration is an example of a RAID level...

Page 30: ...The benefits of doing so are larger logical drives increased performance and increased reliability RAID levels 0 1 1E 5 and 5E cannot use more than 16 physical drives in an array However RAID levels...

Page 31: ...ogical drive creating blocks Notice that none of these blocks are redundant This is because the logical drive 1 is RAID level 0 in a RAID level x0 implementation see the following table A A B C 1 1 2...

Page 32: ...e online hot spare or rebuild state has become defunct It does not respond to commands which means that the ServeRAID controller cannot communicate properly with the drive If a physical drive has beco...

Page 33: ...al state Critical A RAID level 1 RAID level 1E RAID level 5 or RAID level 5E logical drive that contains a defunct physical drive is in the critical state A critical logical drive is accessible despit...

Page 34: ...20 IBM Netfinity ServeRAID 4L Ultra160 SCSI Controller User s Reference...

Page 35: ...veRAID software use the following procedure to ensure the code levels of the software components are compatible 1 Start your server 2 Update the device drivers See Chapter 5 Installing ServeRAID devic...

Page 36: ...and line program The IBM ServeRAID BIOS and Firmware Update diskette These files are available in the following directory d IMAGES where d is the CD ROM drive v ServeRAID publications These publicatio...

Page 37: ...e code do not require updating the wizard automatically exits and the ServeRAID Manager program opens Continue with Configuring the ServeRAID controller If the BIOS and firmware code require updating...

Page 38: ...l drives and define your hot spare drives When this mode is active a limited set of functions is available from the menu and tool bars See Using Configuration mode on page 26 for more information In I...

Page 39: ...click Cancel This will switch the program from Configuration mode to Information mode v If the ServeRAID Manager program detects that all ServeRAID controllers in the server are configured the progra...

Page 40: ...ent disk arrays for each ServeRAID controller Configuration mode provides two configuration options Express configuration and Custom configuration see Figure 5 on page 25 You can also use Custom confi...

Page 41: ...he Main Tree click the new controller 3 Click Actions Change stripe unit size 4 Click the new stripe unit size for your installation on the menu Using Express configuration To use Express configuratio...

Page 42: ...ves 6 If you have multiple controllers for each controller repeat steps 1 on page 27 through step 5 7 When you have completed configuration you can change to Information mode and change controller set...

Page 43: ...ration button 3 Click Next The Create arrays window opens 4 Using the right mouse button click the drive or SCSI channel icons in the Main Tree to select the drives that you want to add to your arrays...

Page 44: ...n Tree to select the arrays that you want to add or delete to your spanned arrays then select a choice from the pop up list 7 After you select the arrays for your spanned arrays click Next The Create...

Page 45: ...ck then using the right mouse button click the Hot spare drive icon in the Main Panel on the right and then select Remove new hot spare drive or Remove all new hot spare drives 9 Select a RAID level f...

Page 46: ...pace is available and you want to define another logical drive click Add in the Main Panel 12 Repeat steps 9 on page 31 through 11 for each logical drive that you want to define in this array then con...

Page 47: ...controller settings See Using Information mode on page 34 for more information If you do not want to change any settings exit the ServeRAID Manager program and remove the CD from the CD ROM drive 19...

Page 48: ...t size v Unattended mode v BIOS compatibility mapping v Rebuild rate v SCSI transfer speed Click an item in the Main Tree and select the Actions menu to display available actions for that item Viewing...

Page 49: ...V PDF in the BOOKS directory on the IBM ServeRAID Support CD This booklet provides detailed instructions for installing the device drivers on the following operating systems v Microsoft Windows 2000 v...

Page 50: ...36 IBM Netfinity ServeRAID 4L Ultra160 SCSI Controller User s Reference...

Page 51: ...Part 2 Utility programs Copyright IBM Corp 2000 37...

Page 52: ...38 IBM Netfinity ServeRAID 4L Ultra160 SCSI Controller User s Reference...

Page 53: ...gram are as follows v View Controller Status shows the current status of the ServeRAID controller See Viewing the controller status for more information v View Configuration shows the current configur...

Page 54: ...cked You must unblock a blocked drive before you can use it See Logical drive state descriptions on page 19 for more information Viewing the configuration You can select View Configuration from the Ma...

Page 55: ...sed When this parameter is set to Shrink the redundant copies of the ServeRAID BIOS are removed from memory but stored in the controller for future use When multiple ServeRAID controllers are installe...

Page 56: ...42 IBM Netfinity ServeRAID 4L Ultra160 SCSI Controller User s Reference...

Page 57: ...he following operating systems v Microsoft Windows NT v Microsoft Windows 2000 Installing IPSSEND for Windows 2000 Windows NT 4 0 To install this program for Windows NT or Windows 2000 do the followin...

Page 58: ...d where c is the drive letter of the drive where Windows NT 4 0 or Windows 2000 is installed 2 Press Enter Server roll out functions The IPSSEND server roll out functions include the following autosyn...

Page 59: ...v noprompt is an optional parameter that overrides the user prompt synch Use the synch function to synchronize the parity information on redundant logical drives If the parity information is inconsist...

Page 60: ...first performing a rebuild operation Supported operating systems Windows NT Windows 2000 Command ipssend setstate controller channel sid nstate where v controller is the ServeRAID controller number 1...

Page 61: ...RAID controller number 1 12 getevent Use the getevent function to display information about various unexpected events IBM service representatives use the soft and hard event logs for development and d...

Page 62: ...is the SCSI ID for the device 0 15 getconfig Use the getconfig function to display the ServeRAID controller configuration information This includes information about the firmware version initiator ID...

Page 63: ...that the controller will determine the best mode to use at any given time displays the current read ahead feature mode being used unattended Use the unattended function to enable or disable the unatt...

Page 64: ...50 IBM Netfinity ServeRAID 4L Ultra160 SCSI Controller User s Reference...

Page 65: ...crease the logical drive size rebuild an array and perform other ServeRAID configuration functions To use the ServeRAID Manager program see the ServeRAID Manager online help or refer to Configuring th...

Page 66: ...rogram starts Follow the instructions on the screen to install the program Starting the ServeRAID Manager program After you have configured your ServeRAID controller installed the device drivers insta...

Page 67: ...Figure 14 Information mode window Chapter 8 Installing and starting the ServeRAID Manager program 53...

Page 68: ...54 IBM Netfinity ServeRAID 4L Ultra160 SCSI Controller User s Reference...

Page 69: ...Part 3 Maintenance and troubleshooting Copyright IBM Corp 2000 55...

Page 70: ...56 IBM Netfinity ServeRAID 4L Ultra160 SCSI Controller User s Reference...

Page 71: ...startup The ServeRAID controllers provide a Device Event Log that collects statistics on the number and types of events that occur on a selected physical drive After correcting a problem with the dis...

Page 72: ...nd RAID level 5 logical drives are present and performance in a degraded mode is acceptable The ServeRAID controller will assign the drive a state of defunct but the server can complete startup Howeve...

Page 73: ...you replace the drive ensure that 1 All cables are connected properly to the backplane and to the physical drive Also ensure that all cables inside the server are connected properly 2 The hot swap dri...

Page 74: ...key after correcting the problem For example press F4 after you move the physical drive to its previously assigned location or after you install the original physical drives back in the server F5 Cha...

Page 75: ...oes not match the configuration data stored in the EEPROM 1 Press Ctrl I to access the ServeRAID Mini Configuration menu See Chapter 6 Using the ServeRAID Mini Configuration program on page 39 for ins...

Page 76: ...he Basic Configuration Status Register code and ECS displays the Extended Configuration Status Register code If no errors occur ISPR EF10 BCS 0F or 09 ECS 00 If an error occurs refer to ISPR Interrupt...

Page 77: ...serviced 2620 The POST detected that a ServeRAID configuration or hard disk error occurred Start the IBM ServeRAID Support CD and view the existing device and configuration information for your Serve...

Page 78: ...uration was found in drives or Online Rebuild drives are not responding and unidentified drives were found Action Press F4 F5 F7 or F10 01 58 Explanation No configuration was found in drives or Online...

Page 79: ...esponding Action To correct the problem 1 If the specified physical drive is in an external enclosure check to make sure the enclosure is powered on If the enclosure is not powered on turn on the powe...

Page 80: ...ng a drive was found at the incorrect SCSI ID and unidentified drives were found Action Press F4 F5 F6 or F10 07 68 Explanation Online Rebuild and Ready Standby drives are not responding and unidentif...

Page 81: ...ation Hot Spare Standby Hot Spare drives are not responding Action Press F4 F5 or F10 0F 20 Explanation Ready Standby drives are not responding Action Press F4 F5 or F10 0F 30 Explanation Hot Spare St...

Page 82: ...ves and access them once again Remember however that the RAID level 0 logical drives might contain damaged data Steps for recovering from defunct drives If the defunct drives are not part of an array...

Page 83: ...require up to 20 seconds after power is removed Do not move the drive while it is spinning down Moving the drive while it is spinning down might damage the drive 4 If you are certain there is nothing...

Page 84: ...el is the channel number for the device 1 2 3 or 4 v sid is the SCSI ID for the device 0 15 After the format is complete the ServeRAID controller will be able to recognize the drive again 70 IBM Netfi...

Page 85: ...ibm com pc us netfinity IBM Netfinity Servers U S http www ibm com pc us server sguide IBM ServerGuide U S http www ibm com pc us netfinity system_management IBM Systems Management U S http www ibm co...

Page 86: ...ollowing information ready when you call v Machine Type and Model v Serial numbers of your IBM hardware products v Description of the problem v Exact wording of any error messages v Hardware and softw...

Page 87: ...information for your IBM products including supported options on the IBM Personal Computing Support page at http www ibm com pc support If you select Profile from the support page you can create a cus...

Page 88: ...ccess application program is required This service is not available for servers There might be a charge for this service depending on the request For more information about configuring your PC for Onl...

Page 89: ...xembourg Luxembourg 298 977 5060 Netherlands Nederland 020 504 0531 Norway Norge 2 305 3203 Portugal Portugal 01 791 5147 Spain Espa a 091 662 4270 Sweden Sverige 08 632 0063 Switzerland German Schwei...

Page 90: ...d games v Tuning performance v Installing device drivers remotely v Setting up and using multimedia devices v Identifying system problems v Interpreting documentation You can purchase this service on...

Page 91: ...rvices You can upgrade your standard hardware warranty service or extend the service beyond the warranty period Warranty upgrades in the U S include v Carry in service to on site service If your warra...

Page 92: ...e from IBM For a list of publications available in your country v In the U S Canada and Puerto Rico call 1 800 879 2755 v In other countries contact your IBM reseller or IBM marketing representative 7...

Page 94: ...80 IBM Netfinity ServeRAID 4L Ultra160 SCSI Controller User s Reference...

Page 95: ...em The term Machine does not include any software programs whether pre loaded with the Machine installed subsequently or otherwise Unless IBM specifies otherwise the following warranties apply only in...

Page 96: ...M machines WITHOUT WARRANTIES OF ANY KIND Any technical or other support provided for a Machine under warranty such as assistance via telephone with how to questions and those regarding Machine set up...

Page 97: ...e prior to its return Production Status Each IBM Machine is manufactured from new parts or new and used parts In some cases the Machine may not be new and may have been previously installed Regardless...

Page 98: ...conforms to IBM s Official Published Specifications The warranty period for a Machine is a specified fixed period commencing on its Date of Installation The date on your sales receipt is the Date of...

Page 99: ...becomes yours You represent that all removed items are genuine and unaltered The replacement may not be new but will be in good working order and at least functionally equivalent to the item replaced...

Page 100: ...BM its suppliers and your reseller are collectively responsible UNDER NO CIRCUMSTANCES IS IBM LIABLE FOR ANY OF THE FOLLOWING 1 THIRD PARTY CLAIMS AGAINST YOU FOR DAMAGES OTHER THAN THOSE UNDER THE FI...

Page 101: ...Where Machines are not acquired for the purposes of a business as defined in the Consumer Guarantees Act 1993 the limitations in this Section are subject to the limitations in that Act EUROPE MIDDLE E...

Page 102: ...vely ask for a partial refund as far as justified by the reduced value of the unrepaired Machine or ask for a cancellation of the respective agreement for such Machine and get your money refunded Exte...

Page 103: ...and 2 unchanged 3 indirect damages even if IBM or your reseller is informed of their possibility SOUTH AFRICA NAMIBIA BOTSWANA LESOTHO AND SWAZILAND Limitation of Liability The following is added to t...

Page 104: ...ences in this publication to non IBM Web sites are provided for convenience only and do not in any manner serve as an endorsement of those Web sites The materials at those Web sites are not part of th...

Page 105: ...e used with the product properly exchange date data with it This IBM PC hardware product has been designed to process four digit date information correctly within and between the 20th and 21st centuri...

Page 106: ...red trademarks of Sun Microsystems Inc in the United States other countries or both Other company product and service names may be trademarks or service marks of others Important notes Processor speed...

Page 107: ...ies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interference received includin...

Page 108: ...States relating to electro magnetic compatibility Attention This is a Class A product In a domestic environment this product may cause radio interference in which case the user may be required to tak...

Page 109: ...ling 5 messages 57 name 34 problems 47 startup device drivers 29 33 critical logical drive 19 migrating logical drive 19 system logical drive 19 custom configuration 29 D data loss 68 RAID level 0 11...

Page 110: ...rtify 47 devinfo 48 drivever 48 eraseevent 47 FlashCopy autosync 44 IPSSEND continued FlashCopy continued backup 44 init 45 restore 45 synch 45 format 69 getbst 47 getconfig 48 getevent 47 getstatus 4...

Page 111: ...er 57 POST 62 problems continued rebuilding defunct drive 68 rebuilding hot swap drives 68 recovering from defunct drives 68 recovering from incomplete format 69 SCSI bus 47 SCSI device 47 ServeRAID M...

Page 112: ...mode 34 49 unblock IPSSEND 46 United States electronic emission Class A notice 93 United States FCC Class A notice 93 updates 22 BIOS 21 command line programs 21 device drivers 21 firmware 21 IBM Supp...

Page 113: ......

Page 114: ...Part Number 06P4611 Printed in the United States of America on recycled paper containing 10 recovered post consumer fiber SC06 P461 10 1P P N 06P4611...

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