IBM eServer OpenPower 720 Technical Overview And Introduction Download Page 57 | Manualshive

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© Copyright IBM Corp. 2004. All rights reserved.

47

Chapter 3.

RAS and manageability

The following sections provide more detailed information about IBM

Sserver

OpenPower

design features that will help lower the total cost of ownership (TCO).

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Summary of Contents for eServer OpenPower 720

Page 1: ...rview and Introduction Giuliano Anselmi Gregor Linzmeier Wolfgang Seiwald Philippe Vandamme Scott Vetter Deskside and rack mount server for managing e business Outstanding performance based on POWER5...

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Page 3: ...International Technical Support Organization IBM Sserver OpenPower 720 Technical Overview and Introduction October 2004...

Page 4: ...nment Users Restricted Rights Use duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp Second Edition October 2004 This edition applies to IBM Sserver OpenPower 720 Note Bef...

Page 5: ...Enterprise Rack 12 1 5 2 IBM RS 6000 7014 Model T42 Enterprise Rack 13 1 5 3 AC Power Distribution Unit and rack content 13 1 5 4 Rack mounting rules for OpenPower 720 14 1 5 5 Additional options for...

Page 6: ...an HMC attached to the system 40 2 11 4 Definitions of partitions 41 2 11 5 Hardware requirements for partitioning 42 2 11 6 Specific partition definitions used for Micro Partitioning technology 42 2...

Page 7: ...terials for this IBM product and use of those Web sites is at your own risk IBM may use or distribute any of the information you supply in any way it believes appropriate without incurring any obligat...

Page 8: ...base DB2 Enterprise Storage Server Hypervisor IBM Micro Partitioning OpenPower PowerPC POWER POWER4 POWER4 POWER5 PS 2 Redbooks RS 6000 Service Director TotalStorage UltraNav The following terms are t...

Page 9: ...er pSeries Systems Product Engineer supporting Web Server Sales Organization in EMEA IBM Sales IBM Business Partners Technical Support Organizations and IBM Dublin eServer Manufacturing Giuliano has w...

Page 10: ...chnical professionals Business Partners and or customers Your efforts will help increase product acceptance and customer satisfaction As a bonus you ll develop a network of contacts in IBM development...

Page 11: ...les the virtualization of SCSI storage Together these two features are known as Advanced OpenPower Virtualization To dynamically manage the resources on a system and to configure and use Virtual Ether...

Page 12: ...te additional devices Two media bays only accept slim line media devices such as DVD ROM or DVD RAM and one half height bay is used for a tape drive The OpenPower 720 also has I O expansion capability...

Page 13: ...ature code selected Table 1 2 Physical packaging of the OpenPower 720 Description Range Operating temperature 5 to 35 degrees Celsius 41 to 95 F Relative humidity 8 to 80 Operating voltage 1 2 way 100...

Page 14: ...e Graphical AIX system tools are usable for configuration management if the adapter is connected to the primary console such as the IBM L200p Flat Panel Monitor FC 3636 the IBM T541H 15 inch TFT Color...

Page 15: ...res The OpenPower 720 system is based on a flexible modular design and it features Up to two processor books using the POWER5 chip for a 1 way 2 way or 4 way configurations From 512 MB to 64 GB of tot...

Page 16: ...Only a single 1 way card may be present on any system and cards with mixed clock rates cannot be installed on the same system Table 1 3 Processor card and feature codes 1 3 2 Memory features The proce...

Page 17: ...ed in the two slim line bays DVD RAM drive FC 1993 DVD ROM drive FC 1994 A logical partition running a supported release of the Linux operating system requires a DVD ROM drive or DVD RAM drive to prov...

Page 18: ...d cooling is an optional feature FC 6268 The 7311 Model D20 I O drawer offers a modular growth path for the OpenPower 720 system with increasing I O requirements When a OpenPower 720 is fully configur...

Page 19: ...nagement and remote power control functions are needed These functions include the handling of the partition profiles that define the processor memory and I O resources allocated to an individual part...

Page 20: ...20 servers These Express Product Offerings feature popular easy to order preconfigured servers with attractive financial incentives Express Product Offerings are available only as an initial order Ope...

Page 21: ...e SKU Identifier helps improve IBM Distributors inventory management The SKU Identifier numbers for OpenPower Express configurations are listed in Table 1 7 above Express Offering Identifier Processor...

Page 22: ...earthquake protection with modular rear brace concrete floor bolt down hardware and bolt in steel front filler panels Support for both AC and DC configurations DC rack height is increased to 1926 mm 7...

Page 23: ...DUs can be mounted vertically in the 7014 racks See Figure 1 4 for placement of the four vertically mounted PDUs In the rear of the rack two additional PDUs can be installed horizontally in the T00 an...

Page 24: ...isable to start filling a rack from the bottom Any remaining space in the rack can be used to install other systems or peripherals provided that the maximum permissible weight of the rack is not excee...

Page 25: ...bution DVD RAM drive with up to 2 7 MB sec throughput Using 3 1 compression a single disk can store up to 28 GB of data Supported DVD disk native capacities on a single DVD RAM disk are as follows up...

Page 26: ...s published by the Electrical Industries Alliance and a summary of this standard is available in the publication Site and Hardware Planning Information SA38 0508 The key points mentioned in this stand...

Page 27: ...Chapter 1 General description 17 Figure 1 5 shows the drawing specifications for OEM racks Figure 1 5 Reference drawing for OEM rack specifications...

Page 28: ...18 OpenPower 720 Technical Overview and Introduction...

Page 29: ...1 8 Bytes each dir Elastic Intfc Enterprise RIO HUB Enterprise RIO HUB RIO 2 expansion card RIO 2 bus 2 B Diff l each dir 1 GB sec GX bus 3 Proc Clk 1 4 Bytes each dir Elastic Intfc GX bus 3 Proc Clk...

Page 30: ...ndependently access each L2 controller The L3 cache with a capacity of 36 MB operates as a backdoor with separate buses for reads and writes that operate at half processor speed Because of the higher...

Page 31: ...rce balancing The objective of dynamic resource balancing is to ensure that the two threads executing on the same processor flow smoothly through the system Depending on the situation the POWER5 proce...

Page 32: ...6 2 0 p 6 6 0 a n dp 6 8 0 6 0 4 e 3 3 2 3 7 5 p 6 1 5 p 6 3 0 p 6 5 0 p 6 5 5 p 6 7 0 a n dp 6 9 0 P o w e r 3 II 3 3 3 3 7 5 4 5 0 M o d e ls2 7 0 B 8 0 a n d P O W E R 3S PN o d e s R S 6 4 1 2 5 S...

Page 33: ...nd its associated L3 cache and memory are packaged on a single processor card Access to memory behind another processor is accomplished through the fabric buses The OpenPower 720 supports up to two pr...

Page 34: ...processors ordered for the system and on the type of memory and functionality required Figure 2 6 on page 25 shows the offerings and memory slot availability 2 3 1 Memory placement rules The memory fe...

Page 35: ...x 266 or 10 41 GB second Therefore a 4 way system would have a maximum theoretical throughput of 19 53 GB second using 250 MHz memory or 20 82 GB second using 266 MHz memory The POWER5 processor s in...

Page 36: ...d into the GX slot adds two more RIO 2 ports The RIO 2 ports are used for I O expansion to external I O drawers The supported I O drawer is 7311 Model D20 2 5 Internal I O subsystem The internal I O s...

Page 37: ...ter You can find it at http www ibm com openpower en_US infocenter base 2 5 2 LAN adapters The dual port internal 10 100 1000 Mbps RJ 45 Ethernet controller integrated on the system planar can be used...

Page 38: ...virtual serial console is provided by the HMC logical device vsa0 under AIX and also a modem can be connected to the HMC The S1 and S2 ports are not usable in this case 2 7 Internal storage There is o...

Page 39: ...penPower 720 Three options are available Install the Dual Channel SCSI RAID Enablement Card FC 1976 Install four disk drives in the first 4 pack DASD backplane FC 6592 This will allow RAID 0 5 or 10 c...

Page 40: ...e I O drawers in one OpenPower 720 a RIO 2 expansion card FC 1806 is needed occupying PCI X slot 5 The RIO 2 expansion card supports up to four additional I O drawers 2 8 2 7311 Model D20 I O drawer T...

Page 41: ...is 4 GB s per I O drawer in double barrel mode There is one default primary RIO 2 loop in any OpenPower 720 system This feature provides two remote I O ports for attaching up to four 7311 Model D20 I...

Page 42: ...g within the I O drawer The SPCN is a loop Figure 2 11 on page 33 the cabling starts from SPCN port 0 on the OpenPower system to SPCN port 0 on the first I O drawer The loop is closed connecting the S...

Page 43: ...with 14 disks could be split into two buses with seven disks each In this configuration two additional LPARs using dedicated devices when configured with the POWER Hypervisor feature could be provide...

Page 44: ...using Gigabit Fibre Channel adapters FC 1977 For further information about ESS refer to the following Web site http www storage ibm com hardsoft products ess index html 2 9 Advanced OpenPower Virtual...

Page 45: ...ing Micro Partitioning technology Virtual Ethernet allows in memory connections at a high bandwidth from partition to partition Virtual Ethernet working on LAN technology allows a transmission speed i...

Page 46: ...of granularity of installed system resources Figure 2 12 shows the Micro Partitioning technology and LPAR concepts Figure 2 12 LPARs using Micro Partitioning technology Virtual I O Server The Virtual...

Page 47: ...partition will be shown at the Virtual Storage Client partition as a SCSI disk All current storage device types such as SAN SCSI and RAID are supported iSCSI and SSA are not supported 2 10 Service pro...

Page 48: ...software and the service processor software are run on the same PPC405 processor 2 11 Boot process With the implementation of the POWER5 chip technology in the pSeries platform the boot process is enh...

Page 49: ...and ASMI you can view and change the following IPL settings System boot speed Fast or Slow Fast boot results in skipped diagnostic tests and shorter memory tests during the boot Firmware boot side for...

Page 50: ...cated from the HMC If a new attached system is discovered the HMC will prompt you to set two passwords using the HMC interface Advanced System Management general user ID password Advanced System Manag...

Page 51: ...ts of available system resources namely Micro Partitioning For a better understanding of the partitioning concept this section contains an overview of common terminology There are two important compon...

Page 52: ...ical partitions Memory Depending on given application and performance requirements a logical partition requires memory to execute the installed operating system and application To create partitions th...

Page 53: ...item and pressing Enter if applicable or selecting a navigation key You can use the different options to review or set the boot list information or to set up the network environment parameters if you...

Page 54: ...boot device See Figure 2 15 to locate all of the disk bays Figure 2 15 Disk bays and SCSI addresses within a OpenPower 720 When SMS menus are available the Select Boot Options menu can be used to view...

Page 55: ...e access to these systems These are defined in the ASMI menus This password is usually used by the system administrator The general ID password provides limited access to the system functions and is u...

Page 56: ...e features described in this document are operating system dependant and may not be available on Linux For more information check http www ibm com servers eserver pseries linux whitepapers linux_pseri...

Page 57: ...p 2004 All rights reserved 47 Chapter 3 RAS and manageability The following sections provide more detailed information about IBM Sserver OpenPower design features that will help lower the total cost o...

Page 58: ...tions describe the concepts that form the basis of leadership RAS features of IBM Sserver OpenPower systems in more detail 3 1 1 Fault avoidance The OpenPower systems are built on a quality based desi...

Page 59: ...vides a means to monitor the system even when the main processor is inoperable See the following subsections for a more detailed description of monitoring functions in an OpenPower 720 Mutual surveill...

Page 60: ...ealing ECC extended to inter chip connections on fabric and processor bus Memory scrubbing to help prevent soft error memory faults Dynamic processor deallocation a deallocated processor can be replac...

Page 61: ...ssor is deallocated from the system while the operating system continues to run This feature named CPU Guard enables maintenance to be deferred until a suitable time Processor deallocation can only oc...

Page 62: ...the functions described in the following subsections Error indication and LED indicators The OpenPower 720 is designed for customer setup of the machine and for the subsequent addition of most hardwa...

Page 63: ...r with an operating system in control of the machine or controlling the related partition the SP is working and checking the system for errors ensuring the connection to the HMC for manageability purp...

Page 64: ...ervice Director with a graphical user interface Key things you can accomplish using Service Agent for an OpenPower p5 pSeries and RS 6000 include Automatic problem analysis Problem definable threshold...

Page 65: ...n an OpenPower p5 pSeries and RS 6000 systems and associated I O adapters The IBM pSeries Microcode Update Web site can be found at http techsupport services ibm com server mdownload IBM provides serv...

Page 66: ...single node This limitation was softened during the second half of the 1990s Large symmetric multiprocessor SMP nodes with higher clock rates and increased memory provided the possibility to install m...

Page 67: ...he system administrator can monitor all the network interfaces not just the switch and administrative interfaces The management server pushes information out to the nodes which allows the management s...

Page 68: ...58 OpenPower 720 Technical Overview and Introduction...

Page 69: ...information sources 7014 Series Model T00 and T42 Rack Installation and Service Guide SA38 0577 contains information regarding the 7014 Model T00 and T42 Rack in which this server can be installed 731...

Page 70: ...http www ibmlink ibm com Linux for IBM Sserver pSeries http www ibm com servers eserver pseries linux Microcode Discovery Service http techsupport services ibm com server aix invscoutMDS POWER4 system...

Page 71: ...Related publications 61 Help from IBM IBM Support and downloads ibm com support IBM Global Services ibm com services...

Page 72: ...62 OpenPower 720 Technical Overview and Introduction...

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Page 74: ...solutions This document is a comprehensive guide covering the IBM Sserver OpenPower 720 UNIX servers We introduce major hardware offerings and discuss their prominent functions Professionals wishing...

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