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Chapter A

General

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Содержание GDT6618RD

Страница 1: ...In Cluster Systems 4th Edition Copyright 1992 2001 ICP vortex Computersysteme GmbH Konrad Zuse Str 9 74172 Neckarsulm Germany ICP vortex Corporation 4001 E Broadway Rd B 20 Phoenix AZ 85040 USA All R...

Страница 2: ...2...

Страница 3: ...rays please refer to the User s Manual or Quick Installation Guide for your ICP Controller These documents may also be found on the ICP System CDROM For a successful installation of Microsoft Cluster...

Страница 4: ...er by calling ICP vortex Corporation at 602 414 0414 This RMA number must be dis played on the outside of your package Products must be properly packaged to prevent damage in transit ICP vortex accept...

Страница 5: ...umbers For Europe 49 0 7132 9620 900 For the USA 602 414 0414 or send us a FAX For Europe 49 0 7132 9620 400 For the USA 602 414 0444 or send us an E Mail For Europe support vortex de For the USA supp...

Страница 6: ...other destroying impacts Many Thanks to all my Friends Monika Wolfgang the grandmasters AnnDee Lois Valerie Frank Ken and Andreas the Phoenix Crew Achim Dieter G nter Hooshiar J rg Norbert Otto Ralph...

Страница 7: ...rence will not occur in a particular installa tion If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the us...

Страница 8: ...sing the Cluster Channels 31 B 5 The Microsoft Cluster Server Concept 32 B 6 Notes on Novell Netware Orion Clustering 34 B 6 1 Hardware Requirements and Settings 34 B 6 2 Install Cluster Array Drives...

Страница 9: ...C 4 4 Menu Advanced Setup Configure Physical Devices 59 C 4 5 Menu Advanced Setup Configure Logical Drives 65 C 4 6 Menu Advanced Setup Configure Array Drives 66 C 4 7 Menu Advanced Setup Configure Ho...

Страница 10: ...Array 95 D 5 11 Add a Hot Fix Drive 96 D 5 12 Remove a Hot Fix Drive 97 D 5 13 Hot Fix Pool Access 97 D 5 14 Add a RAID 1 Component Mirror a Drive 97 D 5 15 Remove a RAID 1 Component Remove a Mirror D...

Страница 11: ...11 Chapter A General General General General Information Information Information Information...

Страница 12: ...ree operation of both components Who supports you when the system causes problems Since 1990 ICP vortex has been intensively engaged in the research and development of host based RAID products for hig...

Страница 13: ...CP Controller Name Number and Type of I O Channels Supported RAID Levels 7867 GDT6618RD 1 WU2 1 NU 0 1 4 5 10 7877 GDT6628RD 2 WU2 1 NU 0 1 4 5 10 7887 GDT6638RD 3 WU2 1 NU 0 1 4 5 10 7897 GDT6658RD 5...

Страница 14: ...4121974 All special names and trademarks of manufacturers quoted in this manual are protected by copyright ICP Intelligent Computer Peripherals and RAIDYNE are registered trademarks of ICP vortex Com...

Страница 15: ...e 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 perm...

Страница 16: ...SCSI Host Adapters of other vendors SCSI Wonder allows a fully transparent connection be tween two SCSI bus segments Both segments can be based on different transfer technolo gies SE or LVD SCSI Wonde...

Страница 17: ...without any detrimental effects for the SCSI bus i e the other vital Server node SCSI Wonder as an Isolator fulfills two primary tasks First it maintains a proper termi nation of the shared SCSI bus...

Страница 18: ...Connection Button Port A Termination ON Port B Termination OFF Port A Termination OFF Port B Termination ON Port A Termination OFF Port B Termination OFF Port B SE LVD Port A SE LVD Termpower Port B O...

Страница 19: ...cket Bracket with one internal 68 pin HD SCSI connector female and one external 68 pin VHD SCSI connector female Connection of an external Wide Ultra2 Ultra 160 SCSI sub system For LVDS operation 8850...

Страница 20: ...ncl Power supply 2 8844 or 8877 1 Meter 3 Meter from the controller to SCSI Wonder 2 8844 8877 or 8880 1 Meter 3 Meter from SCSI Wonder to the shared disk enclosure 2 8844 8877 1 Meters 3 Meters exter...

Страница 21: ...21 8849 Wide Ultra2 Ultra 160 SCSI Bracket 8839 Wide Ultra2 Ultra 160 SCSI flat ribbon cable...

Страница 22: ...22 Typical Cluster Configuration 8844 8877 8880 SCSI Cable...

Страница 23: ...t only the loops are redundant but also the hubs and power supplies The ICP Fibre Hub 1016 is able to connect up to 16 FC AL devices in a physical star while keeping the devices in a logical ring conf...

Страница 24: ...Loops C and D Configuration Switch LEDs Configuration Switch LEDs Power Good LED for Hub Module Loops C and D FC AL Active LEDs FC AL Active LEDs FC AL Active LEDs FC AL Active LEDs Power Good LED for...

Страница 25: ...25 ICP Fibre Hub 1016 Rear View...

Страница 26: ...ibers One end of the adapter has an FC DB 9 male connector and the other end has an SC duplex female connector for the optical fiber The adapter uses a laser diode to transform electrical signals into...

Страница 27: ...27 A 5 3 Sample Configurations Clustering with one FC AL ICP Fibre Hub 1016 configured as one Hub with 16 ports...

Страница 28: ...th Dual Loop FC AL ICP Fibre Hub 1016 configured as two independent Hubs with 8 ports each Note In this configuration Fibre Hub 1016 is split into two fully inde pendent Hub Modules each with a separa...

Страница 29: ...29 Chapter B I I I In n n nstallation Notes stallation Notes stallation Notes stallation Notes...

Страница 30: ...oop configuration In such a configuration there is not only redundancy at server level but also at I O channel level One loop can fail and the system continues to run on the other loop ICP Fibre Hub 1...

Страница 31: ...Interface Adapter for configuring optical cablings The same also applies to the DB9 connectors of the Fibre Channel Hubs The appendix lists various enclosure manufacturers whose products have been suc...

Страница 32: ...be configured or started without this kind of Quorum Resource In addition to this resource other or more disk arrays are normally configured as shared user data hard disks These disks must be NTFS for...

Страница 33: ...network Private Network Microsoft urges the user to use two Interconnects 1 Public Network as User LAN and a Pri vate Network for the Nodes for OEMs with original MSCS equipment The diagram on the pre...

Страница 34: ...B In this example both ICP Controllers have to be connected with both IO channels 2 We highly recommend to use external high quality hot pluggable disk enclosures These units should support SAF TE or...

Страница 35: ...igh probability that the Cluster will not work in the end Thus fully install server by server except the NCS which is installed later from a Client After each installation restart the server After thi...

Страница 36: ...download area where you can download latest versions of all kind of drivers tools and firmware The ICP administration tool ICPCON NLM allows the administration of the cluster arrays Please note that...

Страница 37: ...is example shows a shared Wide Ultra2 SCSI channel with five Wide Ultra2 SCSI hard disks Two of these hard disks are set up as a RAID 1 disk array and are currently mounted on the GDT6638RD of the oth...

Страница 38: ...two disk drives within the RAID 1 Disk Array are moved to the currently displayed ICP Controller At logical level the reversed procedure moving this back to the other ICP Controller is displayed as f...

Страница 39: ...st Drive belongs to the other Node No changes or modifications can be made on this Host Drive If you loaded the ICP RAID Navigator on the other Node you would see the exact reversed situation The RAID...

Страница 40: ...ICP RAID Console ICPCON A complete description of ICP RAID Console can be found in the following chapter C Within the ICP RAID Console all Host Drives which are shared in a Cluster are marked with the...

Страница 41: ...41 Chapter C ICP RAID Console ICP RAID Console ICP RAID Console ICP RAID Console ICPCON ICPCON ICPCON ICPCON...

Страница 42: ...tion 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 statis...

Страница 43: ...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 load...

Страница 44: ...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 45: ...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 46: ...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 47: ...s C 3 The Menu Monitor C 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 48: ...d out of the 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...

Страница 49: ...ment 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 rea...

Страница 50: ...logging list is a good source to analyze complex events and problems C 4 The Menu Express Advanced Setup C 4 1 Menu Express Setup Configure Host Drives This function allows a very easy installation of...

Страница 51: ...he 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 oper...

Страница 52: ...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 53: ...um 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 the...

Страница 54: ...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 55: ...ity 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 the...

Страница 56: ...ed 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 Drives...

Страница 57: ...or backplanes 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...

Страница 58: ...n 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 ENTER...

Страница 59: ...nels 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 C 4 3 7 Menu...

Страница 60: ...n 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 Primary...

Страница 61: ...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 62: ...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 63: ...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 64: ...64 SEP FAN FAN Power Supply Status LEDs Hot Plug Control Hard Disk SCSI Channel ICP Disk Array Controller Power Supply Door Lock Temperature...

Страница 65: ...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 66: ...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 Logic...

Страница 67: ...gical Drives One Logical Drive has failed 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 failin...

Страница 68: ...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 69: ...h 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 pari...

Страница 70: ...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 71: ...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 72: ...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 73: ...73 Chapter D ICP RAID Navigator ICP RAID Navigator ICP RAID Navigator ICP RAID Navigator...

Страница 74: ...calculate 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 a...

Страница 75: ...es 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 Sh...

Страница 76: ...p D 2 5 File Menu Commands Here you can end your ICP RAID Navigator session Shortcuts Press Alt F4 or click to close the window D 2 6 View Menu Commands Use the items in this menu to open or close the...

Страница 77: ...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 78: ...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 79: ...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 mes...

Страница 80: ...ware 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 t...

Страница 81: ...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 82: ...ion 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 which...

Страница 83: ...ns 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 the...

Страница 84: ...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 85: ...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 86: ...olled 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 Descript...

Страница 87: ...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 88: ...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 Controll...

Страница 89: ...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 90: ...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 s...

Страница 91: ...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 92: ...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 93: ...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 94: ...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 95: ...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 96: ...ere 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 traffic...

Страница 97: ...se 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 98: ...cal 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 Dr...

Страница 99: ...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 100: ...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 101: ...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 102: ...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 103: ...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 104: ...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 105: ...105 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 106: ...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 107: ...107 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 108: ...108...

Страница 109: ...109 Chapter E Appendix Appendix Appendix Appendix...

Страница 110: ...hlingstr 3 82110 Germering Germany Tel 89 89445514 Fax 89 89445522 Web www eurologic com JMR Electronics GmbH Mr Rainer Lehmann Tel 8022 705570 E Mail Rainer jmr europe de Germany JMR Electronics Inc...

Страница 111: ...Host based RAID controllers 12 ICP RAID Console 42 ICP System CD 18 ICP vortex Computersysteme GmbH 14 ICP vortex Corporation 14 ICPCON Grown Defects 49 ICPCON Last Status information 49 ICPCON Save I...

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