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ICP Controllers of the RS & RZ S

ICP Controllers of the RS & RZ Seeeeries

ries

32/64 Bit

33/66 MHz PCI

Ultra160 SCSI

RAID Controllers

User´s Manual

Edition

ICP vortex Computersysteme GmbH, Konrad-Zuse-Str. 9

74172 Neckarsulm - Germany

All Rights and Changes Reserved.

Содержание RS Series

Страница 1: ...of the RS RZ S ICP Controllers of the RS RZ Se e e eries ries ries ries 32 64 Bit 33 66 MHz PCI Ultra160 SCSI RAID Controllers User s Manual 2nd Edition Copyright 1998 2001 ICP vortex Computersysteme...

Страница 2: ...2...

Страница 3: ...tion Chapter C Quick Setup Part II Part II Part II Part II Chapter D Using Microsoft MS DOS Windows 95 98 Chapter E Using Novell NetWare Chapter F Using Windows NT 2000 Chapter G Using LINUX Chapter H...

Страница 4: ...ly packaged to prevent damage in transit ICP vortex accepts no responsibility for products which are damaged on arrival due to poor freight service Disclaimers Disclaimers Disclaimers Disclaimers The...

Страница 5: ...e following services Technical Support Call Centers For Europe 49 0 7132 9620 900 For the USA 480 552 1422 Technical Support Faxes For Europe 49 0 7132 9620 400 For the USA 480 552 0557 Technical Supp...

Страница 6: ...equency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communica tions However there is no guarantee that interference will not occur...

Страница 7: ...ndable to 256MB 23 A 5 4 Compatibility PCI 23 A 5 5 Up to 6 Ultra160 SCSI Channel 23 A 5 6 ICP Controller Firmware BIOS and ICP RAID Console 23 A 5 7 Configuration and Monitoring utilities ICP RAID Co...

Страница 8: ...2 Build State 68 C 7 3 Ready State 68 C 7 4 Fail State 68 C 7 5 Rebuild State 68 C 7 6 Expand State 68 C 7 7 Error State 68 C 8 Methods for the Replacement of a Disk Drive 70 D Using Microsoft MS DOS...

Страница 9: ...Host Drives 93 F 2 Windows NT 93 F 2 1 Preparing the Installation 93 F 2 2 The Installation 95 F 2 2 1 The ICP Controller is the first Controller in the System 95 F 2 2 2 The ICP Controller is the Se...

Страница 10: ...CON Program Under NetWare 121 J 1 2 Loading the ICPCON Program Under Solaris 7 8 122 J 1 3 Loading the ICPCON Program Under Windows NT 2000 122 J 1 4 Loading the ICPCON Program Under Windows 95 98 122...

Страница 11: ...46 J 4 6 3 Menu Advanced Setup Configure Array Drives Add RAID 1 Component 146 J 4 6 4 Menu Advanced Setup Configure Array Drives Replace Array Component 146 J 4 6 5 Menu Advanced Setup Configure Arra...

Страница 12: ...rmation Window 171 K 5 2 The Array Drive Information Window 171 K 5 3 The Logical Drive Information Window 173 K 5 4 Change the name of a Drive 174 K 5 5 Remove a Host Drive 174 K 5 6 Create a new Hos...

Страница 13: ...13 L Appendix 191 L 1 Technical Data of the ICP Controller 191 L 2 Boot Error Messages 191 L 3 Index 192...

Страница 14: ...14...

Страница 15: ...15 Chapter A A A A General General General General Inform Inform Inform Informa a a ation tion tion tion...

Страница 16: ...16...

Страница 17: ...tanding performance our expertise and continuity in development ICP Controllers are accepted and known as top leading edge products all over the world ICP Controller prod ucts within the GDT RS and TZ...

Страница 18: ...64 Bit 66 MHz 6 Yes 0 1 4 5 10 GDT4xxxRZ have PCI Low Profile form factor and require 3 3 Volt PCI Voltage GDT4xxxRZ have PCI Low Profile form factor and require 3 3 Volt PCI Voltage GDT4xxxRZ have P...

Страница 19: ...channel Flexible Cache RAM Automatic Cache RAM detection RS Series Controllers PC133 ECC Non ECC unbuffered DIMM 32 64 128MB RZ Series 32 Bit Controllers PC133 ECC unbuffered SO DIMM 32 64 128 256MB R...

Страница 20: ...ith the official reference no 4121974 All special names and trademarks of manufacturers quoted in this manual are protected by copyright ICP Intelligent Computer Peripherals and RAIDYNE are registered...

Страница 21: ...nse 2 It is permitted to produce one single copy disk of the software for back up purposes only Furthermore it is permitted to copy the software onto the hard disk of one sin gle computer It is not pe...

Страница 22: ...atic bag the CDROM and this manual WARNING Never take the GDT PCB Printed Circuit Board out of the anti static bag unless this is done at an anti static work place and the person handling the ICP Con...

Страница 23: ...gent multi level cache algorithm ensures that a high hit rate cache hit is achieved Both look ahead and special delayed write cache functions are implemented With the ICP con figuration and monitoring...

Страница 24: ...y is fully operational Another fea ture of RAIDYNE is the online RAID Level Migration of an existing array e g from RAID 0 to RAID 5 GDTx6xxRx controllers are equipped with the Cluster RAIDYNE Firmwar...

Страница 25: ...sical Devices Logical Drives Array Drives Host Drives Controller Physical Devices Logical Drives Array Drives Host Drives Failed Drives Hot Plug Graphical User Interface Windows 9x Windows NT 2000 Set...

Страница 26: ...es SCO UNIX System V 386 3 2v5 x Yes SCO UnixWare 2 x and 7 Yes Windows NT 3 5x 4 x Yes Windows 2000 Yes Windows 95 98 ME Yes Solaris 7 8 Yes Linux Yes FreeBSD Yes A 5 9 ICP Controller Board Layout Th...

Страница 27: ...Power Default Jumper set Acoustical Alarm Unbuffered PC133 DIMM 32 64 128MB Standard and ECC SUM A Anode Cathode LED Connectors Termination via Soft Switches Default A Termination always ON A Termina...

Страница 28: ...r Default Both Jumpers set Acoustical Alarm Unbuffered PC133 DIMM 32 64 128MB Standard and ECC SUM A B Anode Cathode LED Connectors Termination via Soft Switches Default A B Termination always ON A B...

Страница 29: ...C Anode Cathode LED Connector Termination via Soft Switches Default Termination Settings Channels A B C Termination always OFF Termination Power ON Jumpers should always be set Additional Settings for...

Страница 30: ...ket 64 Bit PCI Bus Connector Controller can also be operated in a 32 Bit PCI Bus Unbuffered PC133 ECC DIMM 32 64 128 256MB PCI Bus Clock LED OFF 33MHz ON 66MHz SUM A B Anode Cathode LED Connectors Ter...

Страница 31: ...C DIMM 32 64 128 256MB PCI Bus Clock LEDs Both OFF 33MHz Both ON 66MHz SUM A B C D Anode Cathode LED Connector Termination via Soft Switches Default Termination Settings Channels A B C D Termination a...

Страница 32: ...PC133 ECC DIMM 32 64 128 256MB PCI Bus Clock LEDs Both OFF 33MHz Both ON 66MHz SUM A B C D E F Anode Cathode LED Connector Termination via Soft Switches Default Termination Settings Channels A B C D E...

Страница 33: ...itches Default Termination always ON Termination always OFF Termination Settings TPA LVDA Acoustical Alarm Termination Power Jumper always set Channel A Channel A LVDA LED ON LVD OFF SE A LED SCSI Act...

Страница 34: ...ion always OFF Termination Settings Channels A and B Channel A lower Channel B upper Acoustical Alarm Termination Power Jumpers always set Channel A Channel B TPB TPA A B PCI DMA Status 3 3V OK 66MHz...

Страница 35: ...35 Chapter B B B B Hardware Hardware Hardware Hardware Install Install Install Installa a a ation tion tion tion...

Страница 36: ...36...

Страница 37: ...Requirements It is not possible to operate the ICP Controller without RAM The ICP Controller is delivered without RAM 0MB The ICP Controller must be operated with one unbuffered PC133 SO DIMM DIMM or...

Страница 38: ...ffered DIMM PC133 ECC 32 64 128 256MB The ICP Controller provides one socket for the SO DIMM DIMM The SO DIMM DIMM is correctly plugged into the socket of the ICP Controller if it is engaged correctly...

Страница 39: ...rential bus If the differential data transfer method is used two wires with separate voltage levels are used per signal Only the voltage difference between the wires represents the logical infor matio...

Страница 40: ...devices round and shielded cables with appropriate connectors are typically used External round cables should have a SCSI compliant placement of the inside conductors and should be approved for LVDS...

Страница 41: ...white and complies with the ANSI T10 1142 D document ICP vortex offers a finished cable assembly which is based on this raw material Order No 8839 The cable has twisted cable pairs For external Wide...

Страница 42: ...42 Example for a SCSI Flat Ribbon Cable for 8 Bit SCSI Devices narrow...

Страница 43: ...43 Example for a SCSI Flat Ribbon Cable for 16 Bit SCSI Devices wide...

Страница 44: ...44 Example for a Wide Ultra2 and Ultra160 Flat Ribbon Cable 1 5 Meters Examples for Wide Ultra2 and Ultra160 Round Cables 1 Meters and 3 Meters...

Страница 45: ...ircuitry is supplied either by the SCSI device it self or by the TERMPWR line s of the SCSI bus The new Wide Ultra2 and Ultra160 SCSI devices are delivered without termination I e the SCSI bus cannot...

Страница 46: ...nector female and two external 68 pin VHD SCSI connectors female Connection of external Wide Ultra2 and Ultra160 SCSI subsystems For LVDS operation 8849 Wide Ultra2 and Ultra160 SCSI Bracket Bracket w...

Страница 47: ...47 SE LVD Terminator for 68 pin SE or LVDS cables SE LVD Terminator for SE LVD hard disks with SCA connector...

Страница 48: ...ting in LVDS Mode If the LED is not lit this channel is operating in SE Mode only The same applies to the SCSI accessories Art No 8951 and 8952 There are two LEDs indicating the current SCSI Mode Gree...

Страница 49: ...ect a free 64 Bit PCI bus master slot or 32 Bit PCI bus master slot and remove the metal bracket following the instructions in your PCI computer manual It is essential that the ICP Controller is plugg...

Страница 50: ...Are the SCSI bus terminators plugged set correctly Are the SCSI flat ribbon cables connected correctly Step 8 After having checked all the points in Step 7 reconnect the PCI computer system to the pow...

Страница 51: ...peripheral expansion card to a memory address At each cold or warm boot it determines which address space to assign to the BIOS of an expansion card The message shown above reports the physical addre...

Страница 52: ...IMM min 32MB ICP Controllers of the RZ Series require ECC memory Try another one DIMM plugged firmly into the socket Unplug it and plug it in again Is the ICP Controller plugged into a PCI bus master...

Страница 53: ...53 Chapter C C C C Quick Quick Quick Quick S e t u p S e t u p S e t u p S e t u p...

Страница 54: ...54...

Страница 55: ...C 2 What is the ICP Controller Firmware We refer to firmware as the operating system which controls the ICP Controller with all its functions and capabilities The firmware exclusively runs on the ICP...

Страница 56: ...ster Module to the corresponding GDT8623RZ GDT8643RZ and GDT8663RZ Controllers Unlike pure software solutions e g Windows NT the ICP Controllers a pure hardware RAID solutions All ICP Controllers are...

Страница 57: ...Mirroring Disk Duplexing All data is stored twice on two identical hard disks When one hard disk fails all data are immediately available on the other without any impact on the performance and data i...

Страница 58: ...ncy In situations with many small data blocks the parity hard disk becomes a throughput bot tle neck With large data blocks RAID 4 shows significantly improved performance RAID 5 Data Striping with St...

Страница 59: ...ance and RAID 1 Data Security Unlike RAID 4 and RAID 5 there is no need to calculate parity in formation RAID 10 disk arrays offer good performance and data security As in RAID 0 op timum performance...

Страница 60: ...f several hard disks RAID 0 Array Drives RAID 1 Array Drives RAID 1 Array Drives plus hot fix drive RAID 4 Array Drives RAID 4 Array Drives plus hot fix drive RAID 5 Array Drives RAID 5 Array Drives p...

Страница 61: ...e directly accessed from the operating system UNIX Win dows NT For more information on how to use these devices please refer to the corre sponding chapters of this manual Note hard disks and removable...

Страница 62: ...can be used for new Host Drives Select a hard disk with the SPACE bar it becomes marked with an and press ENTER Since we have only one hard disk selected in the Choose Type menu the only possible hig...

Страница 63: ...he computer and load ICPCON from the Flash RAM of the ICP Controller In this case no operating system is required Select the menu option Configure Host Drives with ENTER The list of available Host Dri...

Страница 64: ...is process the status of this RAID 1 Disk Array changes into ready i e the data is fully redundant The functioning of a RAID 1 or mirroring disk array is easy to understand On the ICP Con troller one...

Страница 65: ...o a Logical or Host Drive and can be used for new Host Drives Select four hard disks with the SPACE bar these hard disks become marked with an and press ENTER Move the selection bar with the cursor ke...

Страница 66: ...ve and builds it into the Disk Array The status of the Disk Array would be rebuild and finally ready again C 6 Trying to Answer The Initial Questions C 6 1 How Many Hard Disks Should be Integrated Int...

Страница 67: ...GB RAID 5 2GB 3GB 4GB RAID 10 2GB It is quite obvious that the redundancy of level RAID 1 soon becomes very expensive when more than 2 hard disks are used Only with RAID 4 and RAID 5 have you a reason...

Страница 68: ...state whenever a Logical Drive fails Redundancy informa tion is still present thus allowing the remaining hard disks to continue working This state should be eliminated as soon as possible by replaci...

Страница 69: ...69 Replacement either manually or through hot fix method...

Страница 70: ...clo sure and are not removable Additional cost for external enclosure cables backplanes etc Disk Drives are installed re movable in an intelligent or non intelligent subsystem The subsystem complies w...

Страница 71: ...71 Chapter D D D D Using Using Using Using M S D O S M S D O S M S D O S M S D O S...

Страница 72: ...72...

Страница 73: ...ition is not active the system will attempt to boot MS DOS but will hang straight away Very often the system message ROM BASIC NOT FOUND SYSTEM HALTED is displayed in the 40 lines of text mode You can...

Страница 74: ...cluded from being controlled by these programs This area is the ICP Dual Ported Memory address space If the ICP Controller is not run with the GDTX000 EXE driver that is the driver has not been loaded...

Страница 75: ...face has been created While the manufacturer of the controller in this case ICP has to offer the ASPI Manager the manufacturer of the SCSI device CDROMs etc has to provide an ASPI Module note there ar...

Страница 76: ...has nothing to do with a drive name it only serves as a recognition information for MSCDEX As mentioned before it is our objective to be able to access the CDROM drive with a drive name i e E Naturall...

Страница 77: ...CI computer and under MS DOS they are accessed as C and D Drive E can be ac cessed under Windows too now the Icon next to E indicates that it is a CDROM drive Information on the various CDROM drives w...

Страница 78: ...SK SYS Step 1 Include GDTX0000 EXE GDTASPI EXE with appropriate reservations R and ASPIDISK SYS in the CONFIG SYS file then do a warm reboot Ctrl Alt Del Step 2 Use the ASW program AFDISK EXE to initi...

Страница 79: ...the directory your CDROM drive letter DRIVERS WIN95 You will need this disk later in the Windows 95 Setup 2 Power on the system Press Ctrl G to enter the ICPCON program 3 Select the controller ENTER P...

Страница 80: ...ROM drive letter DRIVERS WIN95 You will need this disk later in the Windows 95 Setup 2 In Windows 95 double click on My Computer icon Double click Control Panel icon 3 Double click the System icon Cli...

Страница 81: ...mended to transfer the installation data from the Windows 98 CDROM onto a hard disk partition beforehand Therefore the access to the CDROM connected with the ICP Controller has to be configured on the...

Страница 82: ...82...

Страница 83: ...83 Chapter E E E E Using Using Using Using NetWare NetWare NetWare NetWare...

Страница 84: ...84...

Страница 85: ...ICP driver software located on the ICP System CDROM The driver belongs to the category of so called NLMs NetWare Loadable Module GDTRP310 DSK for NetWare 3 10 GDTRP311 DSK for NetWare 3 11 GDTRP312 DS...

Страница 86: ...ral times But as it is re entrant it is only loaded once A single ICP Con troller can be chosen by selecting its PCI slot number E 4 Novell NetWare 4 x 5 x Using HAM Driver ICP Controllers also suppor...

Страница 87: ...switch to the file server console with ALT Esc Type SEARCH ADD 1 C NWPA at the file server console Type LOAD C NWPA NWPALOAD at the file server console Return to the installation screen ALT Esc Press...

Страница 88: ...e RAM on the controller and the hard disks The ICP Controllers can easily cope with up to 500 simul taneous requests The following command line enables the adjustment of a new number under NetWare def...

Страница 89: ...disk cache delay time This parameter sets the time whereafter dirty buffers are written flushed from the cache of NetWare to the hard disk The minimum value is 0 8 seconds which influences the server...

Страница 90: ...on the ICP vortex Website http www icp vortex com E 5 7 Adding Additional Capacity After An Online Capacity Expansion The additional capacity resulting from an online capacity expansion of an existin...

Страница 91: ...91 Chapter F F F F Using Using Using Using Windows Windows Windows Windows NT 2000 NT 2000 NT 2000 NT 2000...

Страница 92: ...92...

Страница 93: ...ble Cluster RAIDYNE which allows the setup and operation of Microsoft Cluster Server MSCS For further information on ICP Clustering check our website or contact us directly F 2 1 Preparing the Install...

Страница 94: ...l geometric parameters heads sectors of the ICP Controller BIOS Host Drives during the installation process This can cause Windows NT to calculate wrong parameters In this case the first part of the i...

Страница 95: ...the setup screens comes up press several times F6 the system will respond with some delay 3 Select S Specify Additional Device and Other 4 Insert the ICP Windows NT driver disk 5 Select the ICP GDT Di...

Страница 96: ...olled by the ICP Controller in two fundamentally different modes Mode 1 The removable hard disk is treated like a normal hard disk The data passes through the cache of the ICP Controller and the media...

Страница 97: ...g Additional Capacity After An Online Capacity Expansion The additional capacity resulting from an online capacity expansion of an existing Array Drive is introduced to the system as a new Host Drive...

Страница 98: ...r carried out all steps described in sec tion F 3 1 F 3 2 1 The ICP Controller is the first Controller in the System The following instructions 1 to 6 assume that the ICP Controller is the first contr...

Страница 99: ...99 Chapter G G G G Using Using Using Using L I N U X L I N U X L I N U X L I N U X...

Страница 100: ...100...

Страница 101: ...INUX neither LINUX nor the PCI computer need to be involved in the administration of these complex disk array con figurations G 2 Available Drivers and Tools gdth tgz ICP driver sources for intel and...

Страница 102: ...eamers DATs etc do not require a reservation IMPORTANT The reservation is only possible with not initialized SCSI devices Use ICPCON to de initialize an already initialized device As already mentioned...

Страница 103: ...ing order of PCI Controllers according to the system BIOS max_ids x x number of target IDs per SCSI channel accelerates the boot process rescan Y rescan all SCSI channels IDs rescan N scan only those...

Страница 104: ...rite to proc scsi gdth 0 gdth flush Flush all Host Drives of the ICP Controller gdth flush drive Flush the Host Drive with the number drive gdth wbp_off Disable Write Back permanently gdth wbp_on Enab...

Страница 105: ...105 Chapter H H H H Using Using Using Using SCO UNIX SCO UNIX SCO UNIX SCO UNIX...

Страница 106: ...106...

Страница 107: ...ks for 3 2v4 x 3 2v5 x for the installation In the following discussion when we speak of a boot drive we refer to the drive which is first integrated upon system power up For the ICP Controller this d...

Страница 108: ...are to be used in mkdev ADM Let s have a brief look at how the HA no target ID and LUN are determined Please note that the UNIX driver al ways maps the first detected Host Drive with target ID 0 LUN 0...

Страница 109: ...ives menu In this way it is also possible to change the boot drive it had previously been selected as boot drive because it has the lowest drive number that is 0 and is therefore the first drive to be...

Страница 110: ...CP UNIX driver has to make the appropriate transformations Configuration Example In the PCI computer are two ICP Controllers HA 0 1st ICP HA 1 2nd ICP each with two SCSI channels 1 hard disk as Host D...

Страница 111: ...troller Therefore if there is only one ICP Controller installed in the PCI bus computer system the host adapter number 0 If there are two ICP Controllers in stalled the ICP Controller with the lower P...

Страница 112: ...ise a separate ID LUN entry is necessary for each single media since the drive number depends on the media and not the device containing it SCO UNIX V 386 3 2v4 x and later versions support a maximum...

Страница 113: ...113 Chapter I I I I Using Using Using Using Uni Uni Uni Unix x x xWare Ware Ware Ware...

Страница 114: ...114...

Страница 115: ...ated upon system power up For the ICP Controller this drive is the first Host Drive in the list of ICP Host Drives i e the Host Drive with number 0 see ICPCON menu Configure Host Drives During the ins...

Страница 116: ...er of the ICP Controller Therefore if there is only one ICP Controller installed in the PCI bus computer system the host adapter number 0 If there are two ICP Controllers in stalled the ICP Controller...

Страница 117: ...b0 Bus number t0 Target ID 0 d0 LUN 0 s0 UnixWare partition All new SCSI devices will be automatically recognized and a corresponding special device file will be generated Host Drives must be partiti...

Страница 118: ...118...

Страница 119: ...119 Chapter J J J J ICP RAID ICP RAID ICP RAID ICP RAID Console Console Console Console...

Страница 120: ...120...

Страница 121: ...ion Online Capacity Expansion of existing Disk Arrays Enhanced repair functions for Disk Arrays with failed drives Monitoring functions indicate the performance of the various components Cache statist...

Страница 122: ...ON program for Windows NT 2000 is part of the ICP System CDROM To load the program under Windows NT 2000 enter ICPCON ENTER For using ICPCON to monitor the server s remote the MON4SOCK DLL has to be l...

Страница 123: ...mentioned before the ICPCON program appears identical for all operating systems Thus we can demonstrate the use and functioning of this program regardless of the oper ating system used In previous cha...

Страница 124: ...Interface represents the method of how ICPCON connects with the ICP Controller In this example Win 9x NT 2k means that this ICPCON is the Windows version and is loaded on a Windows system If you press...

Страница 125: ...Setup ICPCON offers two fundamentally different operating modes Express Setup Advanced Setup with configuration functions Monitor with monitoring functions The various menu options can be selected ei...

Страница 126: ...es J 3 The Menu Monitor J 3 1 Menu Monitor View Statistics In each of these menus ICPCON displays the performance of the drives of the correspond ing level of hierarchy The throughput of the drives is...

Страница 127: ...e cache i e without triggering an immediate Disk IO By setting the Sample Rate you can choose the interval at which the ICP Controller deliv ers new measurements According to the operating system used...

Страница 128: ...nment tables Note If a hard disk works with alternate tracks it is generally no longer suitable for applications with high performance expectations When ever a defective block is being accessed the re...

Страница 129: ...logging list is a good source to analyze complex events and problems J 4 The Menu Express Advanced Setup J 4 1 Menu Express Setup Configure Host Drives This function allows a very easy installation o...

Страница 130: ...the build state as soon as you quit ICPCON While the array is in the build state redundancy information is calcu lated and stored to the hard disks of the array Ready State The disk array is fully ope...

Страница 131: ...but only one of the two Logical Drives is really defective and the other was blocked out since it was connected with the same SCSI channel as the defective one The Array Drive s state is error and nor...

Страница 132: ...mum values After leaving ICPCON or after pressing F10 for refresh the ICP Controller starts the build process on this Host Drive In our example it calculates the parity information and writes it to th...

Страница 133: ...N from the Flash RAM of the ICP Controller Before you can partition a new Host Drive it may become neces sary to reboot the system first The partitioning menu has similar functions as the MS DOS progr...

Страница 134: ...grity can longer be maintained You may call our technical support center for further assistance After selecting the Array Drive ICPCON display the actual drive which has failed In this example it is t...

Страница 135: ...red twice primary and secondary configuration data on each hard disk I e the ICP Controller itself carries no configuration data of a specific disk array Out of this reason the migration of Host Drive...

Страница 136: ...anes ICP s Ultra Wide Disk Array Controllers were the last ICP Con trollers supporting this sometimes also called DEC Fault Bus Today s modern subsystems are either using SAF TE SCSI Accessed Fault To...

Страница 137: ...on set which includes all hard disks which should be auto hot pluggable The following example shows the slots of the enclosure which have been assigned with hard disks To fill an empty slot press ENTE...

Страница 138: ...nnels of the ICP Controller for clustering Special care must be taken that the IO Processors of a shared channel SCSI or Fibre Channel have different IDs otherwise there will be conflicts J 4 3 7 Menu...

Страница 139: ...e in an array of many drives If you press F8 you can repair the configuration data of a physical drive If your ICP Con troller should ever display during his boot sequence a message like Detected Prim...

Страница 140: ...no influence on the transfer rate anymore Two SCSI bus participants which want to exchange data between each other have to check if and how i e with which parameters a synchronous data transfer betwe...

Страница 141: ...ith a very high probability to a non functioning hard disk Before the actual formatting ICPCON asks you whether the Grown Defect table of the hard disk should be deleted Some users believe that this m...

Страница 142: ...gure Phys Devs Enclosure Status After selecting this option you can either view the Enclosure Status or view configure the enclosure slots Before you can use the Auto Hot Plug with a SAF TE subsystem...

Страница 143: ...143 SEP FAN FAN Power Supply Status LEDs Hot Plug Control Hard Disk SCSI Channel ICP Disk Array Controller Power Supply Door Lock Temperature...

Страница 144: ...f one single hard disk If a Logical Drive consists of more hard disks it is of the type Chain concatenation of several hard disks F3 loads the media of removable hard disks and F5 turns for some secon...

Страница 145: ...h 2000MB each the Logical Drive will have a capacity of 8000MB When data is written to this Logical Drive the first hard disk is filled first then the second and so on Although it is not advisable Log...

Страница 146: ...d and the Array Drive went into the fail state Another failure would cause data loss Unfortunately you find another Logical Drive which is shortly before failing e g you hear a strange noise from it o...

Страница 147: ...become a Hot Fix drive must not be an active component of another Array Drive 2 The Logical Drive that is to become a Hot Fix drive must have a storage capacity greater than or equal to the storage c...

Страница 148: ...ch is calculated during an array build or rebuild is stored on a dedicated Logical Drive RAID 4 or is distributed over all Logical Drives of the Array Drive RAID 5 This information is often called par...

Страница 149: ...which the data is divided Valid values are 16KB 32KB 64KB or 128KB The default is 128KB The Build Type decides how the redundancy information is created The Destructive Build which is only available i...

Страница 150: ...ve to get a replacement hard disk or because you did not realize the failure immediately since you didn t hear the ICP Controller s alarm signal or because nobody checked the file server increases the...

Страница 151: ...tup Configure Host Drives Split Host Drive For some purposes it might be of interest to split an existing Host Drive into two or several Host Drives Each Host Drives looks to the operating system just...

Страница 152: ...152...

Страница 153: ...153 Chapter K K K K ICP RAID ICP RAID ICP RAID ICP RAID Navigator Navigator Navigator Navigator...

Страница 154: ...154...

Страница 155: ...ecalculate the parity data of RAID 4 and RAID 5 Array Drives Online capacity expansion of Array Drives Split and merge Host Drives Hot Plug Replace a failed member of an Array Drive Hot Fix Configure...

Страница 156: ...ses Description Select Controller Select a local or remote ICP Controller for further ac tions Physical Configuration Show and or modify the ICP Controller and device set tings Logical Configuration S...

Страница 157: ...lp K 2 5 File Menu Commands Here you can end your ICP RAID Navigator session Shortcuts Press Alt F4 or click to close the window K 2 6 View Menu Commands Use the items in this menu to open or close th...

Страница 158: ...the Logical Configuration windows This is the rate which is used by the ICP RAID Navigator to update the contents of the physical and logical configura tion windows The options are Refresh on Activat...

Страница 159: ...roller and afterwards the ICP Control ler itself The selection and de selection is done by double clicking on the ICP Controller The selected protocol system and ICP Controller are shown in a dashed y...

Страница 160: ...d be always On BIOS The BIOS of the ICP Controller is needed to boot the computer and the operating system from a Host Drive BIOS Warn ing Level Enables or disables the display of non critical boot me...

Страница 161: ...dware In contrast to EPROMs Flash RAMs can be re programmed many times and without the complicated UV light erasing procedure Thus both software modules can be easily updated without having to remove...

Страница 162: ...e drive has failed please con tact our hotline for further assistance If no drive failed you may also check the Controller Events to find out if the CPU of the ICP Controller is overheated If you hear...

Страница 163: ...tion Thus pay attention to the correct termination of the SCSI bus and set the ID of the hard disk to a free address if that is not done automatically by your storage subsystem If you do not know whic...

Страница 164: ...ens Physical Disk Physical Drive Information Removable Disk The SCSI Parameters The SCSI parameters configure a Physical Drive especially its performance By changing the SCSI parameters you can set th...

Страница 165: ...In order to select a transfer rate above 10 MB s the protocol has to be set to SCSI III Higher frequencies single ended SCSI require better cabling shorter cables and a profes sional termination of t...

Страница 166: ...ou confirm to start the low level format you are asked if you want to delete the grown defect list of the drive Deleting this list does not mean that the grown defects media de fects vanish It is very...

Страница 167: ...rolled by a software driver e g an ASPI module the operating system or an application Non direct access devices cannot be initialized or changed in their SCSI parameters with this program Icon Descrip...

Страница 168: ...ens right click opens Host Drives Host Drive Information Create a new Host Drive Create a new Host Drive Normal Host Drive This Host Drive belongs to the selected ICP Controller on a non clustering I...

Страница 169: ...n case of one server failing these resources move over to another valid server The hard disks used for clustering are physically not connected with just one ICP Controller but with several ICP Control...

Страница 170: ...isk Hot Fix Drive Failed missing Hot Fix or Single Disk Chaining Drive Logical Drive Information Physical Drives These are the hard disks You cannot change any settings here If you want to change the...

Страница 171: ...t can be renamed by selecting the menu Drive Name of the menu list you get after clicking with the right mouse button on the Host Drive icon Capacity The capacity reported to the operating system The...

Страница 172: ...n the ready status i e attribute RW Striping Size RAID 0 5 10 Data written on RAID 0 4 5 or RAID 10 drives is distributed over all drives striping This is the size of the blocks The striping size can...

Страница 173: ...ibutes The attribute of a Logical Drive is usually read write RW If a component of a disk array is missing while startup and the op erator decides not to activate fail mode the array is set to the rea...

Страница 174: ...operating system The structure of the Host Drives is not known to the operating system i e the operating system does not recognize that a given Host Drive consists of a number of hard disks forming a...

Страница 175: ...contain parity information which is used in case of a drive fail ure The parity information is calculated from the user data on the disk array On RAID 4 disk arrays the parity data is stored on a sing...

Страница 176: ...the Array Drive RAID 5 The estimated time indicates the time needed by the controller to finish this process if the user load on the controller does not change The elapsed time is reset when opening...

Страница 177: ...here are problems with this disk or with the cabling of this disk there is always the risk of data loss Some expansions will take quite a long time so it is advisable that there is not too much traffi...

Страница 178: ...rse a Hot Fix Drive is not compulsory If you control the disk array at regular intervals and immedi ately replace a defective drive by shutting down the system or hot plugging you can do without a Hot...

Страница 179: ...ical Drive from a box where you see all members of the RAID 1 Array Drive After confirmation the Logical Drive is removed If the RAID 1 Array Drive consists of two drives like usual the RAID 1 Array D...

Страница 180: ...t You can monitor the progress of the array build rebuild by clicking the right mouse button on the Host Drive and then selecting progress information Note User traffic on an Array Drive which is in t...

Страница 181: ...ld patch ready patch This word indicates that the original Array Drive went through a significant procedure I e the parity information was recalculated anew Or the Array Drive has been patched from th...

Страница 182: ...time You can add drives by drag and drop them from the physical and logical configuration windows into the statistics win dow If you want to change the layout of the lines adjust the scales of the axi...

Страница 183: ...often this event occurred Some events may occur quite often so this counter helps to keep an overview The next column lists the date and the time when the event occurred The last column describes the...

Страница 184: ...ator includes an online help function You can either choose the Help menu or the pointer with the question mark to obtain online help on a specific icon or function There is also an index which allows...

Страница 185: ...ers To install the ICP Service under Windows NT copy ICPSRV EXE and ICPSRV CPL into the winnt system32 directory and load ICPSRV i from the command line This installs the service In a next step load i...

Страница 186: ...186 In the IOCTLSrv property sheet you can add remove users which have remote access to the ICP Controller with the ICP RAID Navigator Passwords are encrypted...

Страница 187: ...s After loading ICPMAIL EXE and selecting Settings you can configure the mailing tool If you select Local System all messages are displayed on the server itself If you select Log file you are asked fo...

Страница 188: ...188 Following is a typical message generated by ICP Mail The Mail option allows the interfacing to a standard mailing system like Microsoft Out look or Exchange...

Страница 189: ...189 Chapter L L L L Appendix Appendix Appendix Appendix...

Страница 190: ...190...

Страница 191: ...2V approximately 10 Watt L 2 Boot Error Messages Error Message possible cause remarks Error detected on SIOP x SCSI cable defective hard disk connected defective SIOP x defective SCSI bus not properly...

Страница 192: ...7 124 Disk Arrays RAID 10 18 124 145 Disk Arrays RAID 4 18 55 56 67 124 145 Disk Arrays RAID 5 67 124 145 147 Disk Arrays Ready State 68 130 Disk Arrays Rebuild State 68 131 Disk Duplexing 64 Disks In...

Страница 193: ...rivers 26 Partitioning a Host Drive 73 PCI 2 2 compliant 23 PCI compatibility 19 PCI INT A 51 Primary Defect List 141 Quick Setup 55 RAID 0 Definition 57 RAID 1 Definition 57 RAID 10 Definition 59 RAI...

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