Copyright 2006 Hewlett-Packard Development Com pany, L.P.
The information contained herein is subject to change without notice.
The only warranties for HP products and services are set forth in the express warranty statements
accompanying such products and services. Nothing herein should be construed as constituting an additional
warranty. HP shall not be liable for technic al or editor ial erro r s or omis sio ns contained herein.
Intel and Itanium are tradem arks or regis tered tradem ar ks of Intel Corporat io n or its subsid iar ies in the
United States and other countries. Linux is a U.S. registered trademark of Linus Torvalds. Microsoft and
Windows are U.S. registered trademarks of Microsoft Corporation. UNIX is a registered trademark of The
Open Group.
This document contains a system overview, system specific parameters, how to install the system, and
operating system specifics for the system.
15
Intended Audience
This document is intended for HP trained Customer Support Consultants.
Docum e n t Or ganiz ation
This document is organized as follow s:
Chapter 1 This chapter presents an hist orical view of the Superdome server family, descri b es the
various server c omponents, and describes how the server components function together.
Chapter 2 This chapter contains the dimensions and weights for the serv er and various components.
Electrical specif ic at ions, environment a l requirements, and templates are als o included.
Chapter 3 This chapter involves unpacking and inspecting the system, setting up the system,
connecting the MP to the customer LAN, and steps to complete the installation.
Chapter 4 This chapter has information for booting and shutting down the server operating system
(OS) for each OS supported.
Appendix A This appendix contains tables that describe the various LED states for the front panel,
power and OL* states, and OL* states for I/O chassis cards.
Appendix B This appendix provides a summary for each management processor (MP) command. Screen
output is provi ded for each command so you can see the results of the command.
Appendix C This appendix provides procedures to power off and power on the syst em when the remova l
and replacement of a component requires it.
Appendix D This append ix cont ains templat es for: cable cutout s a nd cast er locatio n s, SD16, SD32,
SD64, and I/O expansion cabinets, and the computer room floor.
16
Typographic Conventions
The following ty pog raphic conventions are used in this publication.
WARNINGA warning lists requirements that you must me et to avoid personal injury.
CAUTIONA caution provides information req uir ed to avoid losin g d ata o r avoid losing system
functionality.
IMPORTANT Provides essen tial inf ormation to explain a concept or to complete a task .
NOTEA note highlights useful inform ation such as re strictio ns, recommen dations, o r important
details about HP pro duct featur es.
•Commands and options are repr esent e d using this font.
•Text that you type exactly as shown is represented using this font.
•Text to be replaced with text that you supply is represented using this font.
Example:
“Enter the ls -l filename command” means you must replace filename with your ow n text.
Keyboar d keys and graphical interface items (such as buttons, tabs, a nd m enu items) are represented using this
•
.
font
Examples:
Control key, the OK button, the General tab, the Options menu.
The
Menu —> Submenu represe nts a menu selecti o n you can per f o rm.
•
Example:
“Select the
the
Partition menu.
Partition —> Create Part ition action” m e ans you must se le c t the Create Partition men u item from
•Example screen output is represented using this font.
17
Related Inform ation
You ca n fin d other information on HP se rv er ha r d ware management, Microso ft® Windows ®, and di a gn os t ic
support tools at the following Web sites.
Web Site for HP Technical Documentation:
http://docs.hp.com
This is the main Web site for HP technical doc um e n tatio n. This site o ffer s com p reh en siv e in form atio n abou t
HP products available for free.
Server Hardware Information:
http://docs.hp.com/hpux/hw/
This Web site is the systems hardware portion of the docs.h p.com site. It provides HP nPartition server
hardware manag ement details, including site preparation, installation, and more.
Diagnost ics and Event Mo ni tori ng: Hardware Support Tools:
http://docs.hp.com/hpux/diag
This site contains complete information about HP hardware support tools, including online and offline
diagnostics and eve nt m o nitoring tools. This site has man uals, tutorials, FAQs, and other reference material.
Web Site for HP Technical Support:
http://us-support2.external.hp.com
The HP IT resou rce center Web site provides comprehensive support information for IT pr ofessionals on a
wide variety of to p ics, inc lud in g so f tware, hard ware, and network ing.
18
Publishing History
The publishing histo r y of th is doc um ent includes the following editions. Upda te s are m ad e to this docu m e nt
on an unschedu led as needed basis. The updates consist of a complete replacement manual and pertinent
Web-based or CD documentation.
HP welcomes your feedba ck on this publication. Address your comments to edit@presskit.rsn.hp.com and
note that you will not receive an immediate reply. All comments are appreciated.
20
1Overview
The HP superscalable sx2000 processor chipset is the new chipset for the Superdome high-end platform. It
supports up to 128 PA-RISC or Intel
for the Superdome line of syste m s. The sx2000 provid es the final major hardware upgrad e to the Supe r dome
platform. Modifications include changes to the following components:
- A new chipset
Itanium 2 processors and provides an enterprise se rver upgrade path
Chapter 1
21
Overview
- A new cell board
- A new system backplane and it’s power board
- A new I/O backplanes and it’s power board
- New I/O - backplane cables
- And the addition of a redundant, hot swappable clock source.
22
Chapter 1
Overview
Server History and Specifications
Server Histor y and Specifications
Superdome was introduced as the ne w platfo r m archite cture for HP high -end se rvers in 2000-2004.
Superdome represented the first collaborative hardware design effort between traditional HP and Convex
technologies . S uperdome w as designed t o replace T and V Class ser vers and to prepare for the trans ition from
PA-RISC to Intel
operating sys tem s on the sam e serve r. The design also included sev eral ne w high availability featu re s.
Initially, Superdome was released with the legacy core electronics complex (CEC) which included a 552Mhz
PA-8600 processor. The legacy CEC supported two additional cpu speeds; a 750 Mhz PA-8700, followed by an
875 Mhz PA-8700 processor.
The HP Integrity server project was acually four projects based around the sx1000 CEC chipset and the
Integrity cell boards. The initial rele ase was the sx1000 chipset, Integr ity cell boards, IA firmware and a
1.2Mhz Intel
compatible with th e legac y Superdome IOX .
A second release was still based upon the sx1000 CEC and included Integrity cell boards, but also added PA
firmware and a dual-core PA processor. The release also incl uded a 2GB DIM M and a new HP-U X ver sio n.
The processors , processor power pods, memory, firmware, and operati ng system a ll c han ged for this relea s e.
Itanium 2 processors (IA). The new design was to enable the ability running different
processor. This initial release included PCI-X and PCI I/O mix es. The Integr ity systems were
A third release, still based upon the sx1000 chipset, included the Integrity cell boards, IA firmware and a 1.5
Mhz IA CPU. The CPU module is composed of a dua l-core pr ocessor wit h a new c ache contro ller. The firmw are
now allowed for mixing cells within a syste m. All thre e DIMM sizes we re supported. Act ual firmwar e an d
operating system chan ges were minor c han ges from t he earli er ver sion s.
Today, the HP super scalable sx2000 processor chipset is the forth and final Superdome release, based upon a
new CEC that supports up to 128 PA-RISC or IA processors. It is targeted to be the last generation of
Superdome servers to support the PARISC family of processors. Modifications include the new chipset and
board changes including cell board, sys tem and I/O backplan es and their asso ciated po wer boar ds,
interconnect, and the addition of a redundant, hot swappable clock source.
Chapter 1
23
Overview
Server Components
Server Components
A Superdome system consists of the fo llowing types of cabinet assemblies:
At least one Superdome left cabinet . The Superdome cabinets contain all of the processo rs, memory, and core
devices of the system. They al so house most (usua l l y all) of t he syst em's PCI cards. Systems can include both
left and right cabinet assemblies containing a left or right backplan e (SD 64) resp ectiv e ly.
One or more HP Rack System/E cabine ts. These rack cabinets are used to hold the system per i phera l devices
such as disk drives.
Optionally , one or more I/O expansion cabinets (Rack System/E). An I/O expansion cabinet is required when a
custom e r re q uires mo re PCI cards than ca n b e ac co m m o d a ted in the S up e rdome ca binets.
The width of the cabinet assemblies accommodat es moving them through standard-sized doorways. The
intake air to the main (cell) ca rd cag e is filte r ed. Th is f ilter is rem ovable for cleaning and repl acem e nt while
the system is fully operational.
A status display is located on the outside of the front and rear doors of each cabinet. You can therefore
determine basic stat us of each cabin et without opening any cabine t door s.
The Superdome is a cell-based sys te m. Cells commu nic ate wit h other via the crossbar on the backplane .
Every cell has its own I/O interface, which can be connected to one 1 2-slot I/O-card cage via two system bus
adapter (SBA) link cables. Not all SBA links are con nected by default due to a physic al lim itat io n of fo ur
I/O-card cages per cabinet or node. In addition to these components each node c onsists of a power subsystem
and a utility subsystem. Three types o f Superd o me are available: an SD16, an SD32, and an SD 64
two-cabinet system ( wit h sing le -CPU cel l boar d soc kets). The SD## represents the maximum number of
available CPU sockets.
An SD16 contains the followin g co m p o nents:
- Up to four cell boards
- Four I/O card cages
- Five I/O fans,
- Four system cooling fans,
- Four bulk power supplies (BPS)
- Two Power Distribution Control Assemblies (PDCA)
Two backplane N+1 power supplies provide power for the SD16. The four cell boards are connected to one pair
of crossbar chips (XBC). The backplane of an SD16 is the same as a backplane of an SD32, but the SD16 has
one set of XBCs and the EEPROM is different. On the HUCB utility pcb is a switch that should be set to
TYPE= 1.
An SD32 has up to eight cell boards. All eight cell boards are connected to two pairs of crossbar chips (XBCs).
The SD32 backplane is designed to allow for a system upgrade to an SD64. On an SD32, four of the eight
connectors should use U-Turn cables. The U-Turn cables double the number of links and the bandwidth
between the XBCs and are recommended to achieve best performance.
An SD64 has up to 16 cell boards and requ ires tw o cabinets. All 16 cell boards are connected to four pairs of
XBCs. The SD64 consists of a left backplane and a right backplane cabinets whi ch are connect ed us ing 12
M-Link cables.
24
Chapter 1
Overview
P
Server Components
When the PA dual -c ore or the IA dual-core processors are used, the CPU counts are doubled by the use of the
dual-die processors, as supported on the Itanium
cell boards. Up to 128 processors can be supported.
Figure 1-1Superdome Cabinet
Blowers
Blowers
Cell
Backplane
I/O Fans
I/O Chassis
ower Supplies
Leveling Feet
Backplane
Power
Cables
Utilities
I/O Chassis
PDCA
Cable Groomer
Chapter 1
25
Overview
Power System
Power System
The power subsystem consist s of the follo win g componen t s:
- 1 or 2 Power Distribution Component As sembly (PDCA)
- 1 Front End Power Supply (FEPS)
- Up to 6 Bulk Power Supplies (BPS)
- 1 power board per cell
- An HIOB power system
- Backplane power bricks
- Power monitor (PM) on the Universal Glob of Utilities (UGUY)
- And local power monitors (LPM) on the cell, the HIOB and the backplanes.
AC P ow er
The AC power system includes one or two PDCAs and one FEPS .
The FEPS is a modular, 2n+2 shelf assembly power sys t em t h at can consume up t o 17 KVA of pow er from A C
sources. The purpose of the FEPS chassis is to provide interconnect, signal and voltage busing between the
PDCAs and BPSs, between the BPSs and utility subsystem, and between the BPS and the system power
architectu re. The FEPS subsystem comprises of three dist inct modu lar assemblies: s ix BPS, two PDCAs, and
one FEPS chassis.
At least one 3 -phase PDCA per Superdome cabinet is required. For redundancy a second PDCA per cabinet
may be provided. The purpose of the PDCA is to receive a single 3-phase input and output three 1-phase
outputs with a voltage range of 200 to 240 volts regardless of the AC source type. The PDCA also provides a
convenience disconnect switch/circuit breaker for service, test points and voltage present LED indicators. The
PDCA is offered as a 4-wire or a 5-wire PDCAdevice . Separate PDCA ’s (PDCA-0 and PDCA-1) may be
connected to 4-wire and 5-wire input source simultaneously as long as the PDCA internal wiring matches the
wiring configuration of th e AC so urce
The 4-wire PDCA is used in a phase to phase voltag e rang e of 200 to 240 volts at 50/60 Hz. This PDCA is
rated for a maximum in put cu rrent of 44 Amps per phase. The AC input power line to the PDCA is con ne ct ed
with power plugs or is hardwired. When using power plugs, use a power cord [OLFLEX 190 (PN 6008044)
four conductor 6-AWG (16mm), 600 V, 60 Amp, 90°C, UL and CSA approved, conforms to CE directives
GN/YW ground wire].
Following recommend plugs for the 4-wire PDCA are:
- In-line connector: Mennekes ME 460C9, 3-phase, 4-wire, 60 Amp, 250 V, UL approved, color blue, IEC309-1
grounded at 9:00 o'clock.
- Panel-mount receptacle: Mennekes ME 460R9, 3-phase, 4-wire, 60 Amp, 250 V, UL approved, color blue,
IEC309-1 grounded at 9:00 o'clock.
The 5 wire PDCA is used in a phase-to-neutral voltage ran ge of 200 to 240 Vac 50/60Hz. This PDCA is rated
for a maximum inpu t cu rr ent of 24 Am p s per ph ase. Th e AC input power line to the PDCA is connected with
power p lugs or is ha rd wired. When usin g p ower plugs, a power cord [ f ive co nductors, 10-AWG (6 mm),
450/475 V, 32 Amps, <HAR< European wire cordage, GN/YW ground wire]. An alternative is for the customer
to provide t he power plug including the power cord an d the receptacle. Recommended plugs:
- Panel-mount receptacle: Mennekes ME532R6-1276, 3-phase, 5-wire, 32 Amp, 450/475 V , VDE certified, color
red, IEC309-1, IEC309-2, grounded at 6:00 o'clock.
- FUSE per phase: 25 Amp (valid for Germany).
DC Power
Each power supply output provides 48 V dc up to 60 A (2.88kVA) and 5.3 V dc housekeeping. Normally an
SD32 Superdome cabinet contains six BPS independent from the installed amount of cells and I/O. An SD16
normally has four B PS instal led.
System Power On Sequence
The general power up sequence order is as follows:
1. AC power cord is pulled in and front end power supply (FEPS) breakers closed.
2. Housek eepin g ( HK P ) powe r is applie d. Util itie s init ialization and the comple x conf ig uration is checked.
3. Power switch on and the cabinet 48V power is enable d.
4. SPU cabinet main back plan e power ed on and rese t. The main system backplane comes up first and
supplies clocks to cells and I/O backplanes. Backplane XBCs must be read y by the time cell cont rolle rs
initialize.
5. I/O backplanes are powered on.
6. Cell boards are powered on.
7. SUB queries cells for valid complex profiles. Cells must be powered up with 48 V in addition to HKP. When
one valid cell is located, a timer star ts and cell bo ards not ready, after the time r counts down, will not be
initialized.
8. Early CPU _IN IT and cell m onarch selections begin.
9. Cell board nitialization begin.
10. Partitions seek rendezvous and perform core-cell selections.
11. Partition domains are Iinitialize d .
12. IPL is launched.
Enabling 48 Volts
The PM is responsible for enabli ng 48 V, but it must have permission from the MP. To enable 48 V, the
transition cabi ne t pow e r swit ch m us t be mo ve d from OFF to O N. Or you can use the MP com m and pe if the
power switch is already on. (If switch is on the cabinet wakes up from power on reset).
If the PM has permission, it sends a PS_CTL_L signal to the FEPS. Then the BPS enables 48 V converters
which send 48 V to the backplane, I/O Chassis, HUCB, cells, fans, and blowers. Once the 48 V is enabled, it is
cabled to the backplane, cells, and I/O chassis(s).
Chapter 1
27
Overview
Cooling System
Cooling System
The Superdome has fou r blower s and five I/O fans per c abinet . These co mponents a re all h ot-sw ap devices . All
have LEDs indicating the current status. Thes e LEDs are self-enplanation. Temperature monitoring occurs
for the following:
- Inlet air for temperature increases above normal
- BPS for temperature increases abov e normal
- The I/O power board over temperature signal is monitored.
The inlet air sensor is on the main cabinet, located near the bottom of cell 1 front. The inlet air sensor and the
BPS sensors are monitor ed by the PM3 (on the UGUY), an d the I/O power board sensor s are monit ored by the
cabinet level utilities (CLU) (on the UG U Y) .
The PM controls and monitors the speed of groups of N+1 redundant fans. In a CPU cabinet, fan Group 0
consists of the four main blowers and fan Group 1 consists of the five I/O fans. In an I/O Expansion (IOX)
cabinet, fan Gro ups 0 thru 3 consist of four I/O fans and fan Group 4 consists of 2 manage m e nt subsyste m
fans. All fans are expected to be populated at all times (with the exception of the OLR of a failed fan).
The main blowers feature a variable spe ed contr ol . The blow ers operat e at full spe ed there is cir cu i t ry
available to REDUCE the normal operating speed. All of the I/O fans and managed fans run only at 1 speed.
The PM controls fans through the use of the following resources:
- fanReference D/A (for main fans only)
- tachSelect register
- 930 Port 3.5 (T1) and 930 Timer 1
- FAN_SPEED_HIGH and FAN_SPEED_NORMAL message (for main fans only)
- 16 blower/fan present signals
- 2 manageability fan present signals
- 16 blower/fan fail signals
- 2 management fan fail signals
When the PM queries the entities for their maximum power c onsumption, the cells also send a v alue
describing the desired NORMAL m ain f an sp ee d . Cells o f the sam e ar chit ectu re se nd id entical values. If the
PM receives differing values, it uses the largest value.
One minute after setting the main blower fanReference to the desired speed or powering on the cabinet, the
PM uses the tach select register to cycle through each fan and measure its speed. When a fan is selected,
Timer 1 i s used in counter mode to count the pulses on port T1 over a period of 1 second. If th e frequency does
not equal the expected frequency plus some ma rgin of error, the fan is considered to hav e failed and is
subtracted from the working fan count.
28
Chapter 1
Overview
Cooling System
If the failure causes a transition to N- I/O or main fans in a CPU cabinet, the cabinet is immediately powered
off. If the failure causes a transition to N- I/O fans in an IOX cabinet, the I/O backplanes contained in the I/O
Chassis Enclosure (ICE) containing that fan group are immediat el y powered off.
Only inlet tempe rat ur e inc reases will be monitored by HP U X, all othe r hig h te mp e ratu re inc rea s e chassis
codes will not activa te the envd daemo n to act as con figured in the /etc/en vd .co nf. The PM mo nit ors am bie nt
(inlet) temperature. The PM polls an analog-to-digital converter to read t he current ambient temperature.
The temperature fall s into one of four ranges: Normal, OverTempLow , OverTempMid, or OverTempHigh. The
following state c odes machine describes the actions taken based on the various temperature state transi tion s:
NOTEIn an I/O expansion (IOX) cabinet, the thresholds are set 2 degrees higher to compensate for
the fact that the cab ine t se nsor is mounted in a ho t spo t.
Chapter 1
29
Overview
Utilities Subsystem
Utilities Subsystem
The Superdome utilities subsystem is comprised of a number of hardware and firmware components located
througho ut th e Su p erd o m e syste m.
Platform Management
The sx2000 platform management subsystem consists of a number of hardware and firmware components
located throughout the sx2000 sy ste m. The sx2 000 use s th e sx1000 p latform m anagement components, with
firmware changes to su ppor t ne w functionality.
The following list descr ibes the major hardwa re components of the platform management subsystem and the
changes required for the sx20 00:
The PDH microcontroller i s locat ed on Cell 's PDH Daughter-card assembly. It provides communication
betw e en th e M anag e men t fi rmwa re, the P DH spa ce, an d t he USB bus. The m i croco n t roll e r repr esents a
change from the prior implementation, Intel
(ARM). This microc o ntr olle r change enable s th e PDH da ughter-card design to be compat ible a cros s all thr ee
new CEC platforms. It also enables the extra processing power to be used to move the console UARTs into
PDH memory space located on the Cell elimin atin g the sx1 000 Co re I/O (CIO) card.
80C251 processes, to a more powerful 16-bit microcontroller
The Universal Glob of Util iti es (UGUY) on Super dome contains the power monitor (PM), the cabinet le vel
utilities (CLU), and the syst e m clock sour ce cir cu itry. No change s are pl ann ed f or the sx2000 but the entire
clock section on the UGUY assembly is made obsolete by new redundant clock source circuitry.
The CLU circuitry on the UGUY assembly that provides cabinet -evel cable interconnect for backplane and
I/O card cage utility signal communication and scan support.
The PM circuitry on the UGUY assembly monitors and controls the 48 V dc, the cabinet environment
(ambient temperature and fans), and controls power to the entities (cells, I/O bays).
The Management Pr ocessor (MP) is a single board computer (SBC) that controls the console (local and
remote), the fron t pan e l disp lay and its red ir ec tion o n the con so le, main tains logs for the Event ID s,
coordinates messages between dev ices, and performs other service processor functions.
The SBCH board provides USB hubs into the cabinet from an upstream HUB or the MP. No changes are
planned for the sx2000.
IPF Firmware
- The firmware supports four different operating systems (HP-UX, Linux, Windows, OpenVMS)
- The firmware is complia nt wit h I PF ind u str y standards (SAL, PAL, ACPI, EFI)
- Provides an IPMI (intelligent platform management interface)
- Supports architecture that extend s acros s p rod uc t line and ne xt ge n er atio n syste m s
- Supports a new interface for user (mfg./diag/), etc.
- Supports PCI hot-plug
- Supports cell hot-plug (online add and delet e)
- Supports I/O chassis hot-plug (online add and delete)
- Suppo rt s C e l l- L ocal mem ory
30
Chapter 1
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