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Asset ID: 1-71-1019443.1
Update Date:2009-07-22
Keywords:

Solution Type  Technical Instruction Sure

Solution  1019443.1 :   How to verify power on Sun Blade[tm] 8000 and 8000P Modular Systems  


Related Items
  • Sun Blade X8420 Server Module
  •  
  • Sun Blade X8450 Server Module
  •  
  • Sun Blade 8000 System
  •  
  • Sun Blade X8440 Server Module
  •  
  • Sun Blade 8000 P System
  •  
Related Categories
  • GCS>Sun Microsystems>Servers>Blade Servers
  •  

PreviouslyPublishedAs
239729


Description
Document to check power on the 8000 and 8000P chassis and blades
Symptoms
  • System dead
  • Chassis dead
  • Blade dead
  • Blade not booting
  • Unable to login to either CMM
  • No AC
  • No led's

Purpose/Scope

This document gives details on how to check for power on a SunBlade [TM] 8000 system and a SunBlade [TM] 8000P system, on both the chassis and the individual blades. The document will describe how to check locally (i.e. if you have physical access to the platform), and remotely via the chassis management modules.




Steps to Follow
Steps to follow to verify chassis status and power
  • Verifying Chassis status and power if you are local to the system.


Check the chassis front and rear led's status:

Information on the led's states are detailed in the 8000 / 8000P Series Installation Guide part number 819-5647-15, available from here.

The 8000 chassis has six power supplies and the 8000P four, both chassis have redundant power supplies: the 8000 has N+N redundancy meaning that the chassis can loose half it's power supplies and still run. The 8000P has N+1 meaning the 8000P can loose one power supply and still run. The 8000 has six AC inputs diagram here and the 8000P has four AC inputs, diagram here.

  • Checking the AC power source:


Check the AC connections at the rear of the chassis, as previously mentioned the 8000 and 8000P chassis have redundant power supplies, for the chassis to run you need a minimum of three power supplies for both the 8000 and the 8000P chassis. Status led's are provided on each power supply for the 8000 diagram here and for the 8000P diagram here, there are also power supply status led's provided in the middle of both the 8000 chassis and the 8000P chassis between AC inputs.  AC inputs at the rear of the chassis are clearly marked on both systems, these AC inputs are split into two groups and on the 8000 there are six AC inputs, these are marked: AC PS0, AC PS1, AC PS2 (left) and AC PS3, AC PS4, AC PS5 (right), to power the chassis you need a minimum of three AC inputs connected. On the 8000P there are four AC inputs, these are marked: AC PS0, AC PS1 (left), AC PS2, AC PS3 (right), to power the chassis you need a minimum of three AC inputs connected. Both chassis have AC status led's located on the chassis in the middle of the AC inputs, for the 8000 diagram here, for the 8000P diagram here. If these mains inputs are connected and you still don't have power to the chassis confirm you have AC mains input to the rack.

Reference:

Sun Blade 8000 Modular System Power LEDs

Sun Blade 8000P Modular System Power LEDs

Cautionary Note:

If you have no led's status on the power supplies, no power supply status led's to the rear of the system and no power coming from the rack engage a qualified electrician to check the AC voltage on the power cords.

  • Verifying chassis power remotely.

Try to log into the CMM using the ssh command or via the serial port. For serial port configurations see '8000  Series Installation Guide' part number 819-5647-15 and also < Document: 1019472.1 > 'How to verify serial cabling on the 8000 / 8000P chassis'.
If connecting via the network you will need the ip address of the chassis, for optional dual CMM configurations each CMM can be known as the active or the standby CMM,  the two CMM have the concept of a 'floating ip address' This high availability ip address enables the standby CMM to become the active CMM should the active CMM become faulted without any user intervention. Further details of CMM network configuration can be found in the '8000 Series Installation Guide' part number 819-5647-15.

ssh -l <CMM_admin_account> <chassis IP address>
Password:

Sun(TM) Integrated Lights Out Manager

Version 2.0.1.7

Copyright 2007 Sun Microsystems, Inc. All rights reserved.
Use is subject to license terms.

->

 We can confirm the status of each power supply in turn, here is an example for PS0.

->
show /CH/PS0

 /CH/PS0
    Targets:
    SERVICE
    OK2RM
    ACOK
    POK
    FAN_ERR
    OT_ERR
    PFC_ERR
    OVP_ERR
    OC_ERR
    SHORT_ERR
    12V_ERR
    HALF_LOAD_ERR
    AC_ERR
    EXTERNAL

    Properties:
    type = Power Supply
    fru_description = POWER DISTRIBUTION BOARD
    fru_manufacturer = DELTA*******
    fru_part_number = DPST-3000ABB
    fru_serial_number = NXXXXXXXXXX-A
    fault_state = OK
    clear_fault_action = (none)
    prepare_to_remove_status = NotReady
    prepare_to_remove_action = (none)
    return_to_service_action = (none)

    Commands:
    cd
    show


In addition we can check the status of the incoming AC supply, here we can see that we have no AC input on PS0...


-> s
how /CH/PS0/ACOK

/CH/PS0/ACOK
    Targets:

    Properties:
    type = Indicator
    value = Off
<<<<<<<<<<<<<<<<

    Commands:
    cd
    show

->

...and also the status of the power supply itself, here we can see that PS0 is not powered on.

->
show /CH/PS0/POK

 /CH/PS0/POK
    Targets:

    Properties:
    type = Indicator
    value = Off
<<<<<<<<<<<<<<<<

    Commands:
    cd
    show

->


We can also check the chassis leds status via IPMI, IPMI utility is freely available from www.ipmi.org and is included in the Solaris operating system. Here is a sample output from two IPMI commands, the first gets the ACOK status for all six psu's in an 8000 chassis and the second get the status of all chassis led's

# ipmitool -I lan -H <cmm ip address> -U root -f SP_pw  sunoem sbled get all | grep -i acok
#
ipmitool -I lan -H <cmm ip address> -U root -f SP_pw  sunoem sbled get all | grep PS

where sp_fw is a file containing the root password for the CMM

# ipmitool -I lan -H <ip address of the CMM> -U root -f SP_pw  sunoem sbled get all | grep -i acok

/PS0/ACOK        | ON
/PS1/ACOK        | ON
/PS2/ACOK        | ON
/PS3/ACOK        | OFF
/PS4/ACOK        | OFF
/PS5/ACOK        | OFF


#
ipmitool -I lan -H <ip address of the CMM> -U root -f SP_pw  sunoem sbled get all | grep PS


/PS0/OK2RM       | OFF
/PS0/SERVICE     | OFF
/PS0/POK         | ON
/PS0/ACOK        | ON
/PS1/OK2RM       | OFF
/PS1/SERVICE     | OFF
/PS1/POK         | ON
/PS1/ACOK        | ON
/PS2/OK2RM       | OFF
/PS2/SERVICE     | OFF
/PS2/POK         | ON
/PS2/ACOK        | ON
/PS3/OK2RM       | OFF

/PS3/SERVICE     | OFF
/PS3/POK         | OFF
/PS3/ACOK        | OFF
/PS4/OK2RM       | OFF
/PS4/SERVICE     | OFF
/PS4/POK         | OFF
/PS4/ACOK        | OFF
/PS5/OK2RM       | OFF
/PS5/SERVICE     | OFF
/PS5/POK         | OFF
/PS5/ACOK        | OFF

  • Verifying blade status and power if you are local to the system.


The front of each blade has a row of status leds.

Ensure that the green 'OK' led is lit, this will indicate that the blade server is in main power mode with power supplied to all components. For further details of status led's refer to the individual blade documentation available at http://docs.sun.com


  • Verifying an individual blade power status.

From the CMM prompt we can get the status of each blade in the chassis, her is an example for the blade in chassis slot 1

-> show /CH/BL1

 /CH/BL1
    Targets:
    SYS
    SP

    Properties:
    type = Blade
    product_name = SUN BLADE X8400 SERVER MODULE
    product_part_number = 602-0000-00
    product_serial_number = 0000000000
    product_version = (none)
    product_manufacturer = SUN MICROSYSTEMS
    fru_description = ASSY,ANDY,4SKT_PCI-E,BLADE
    fru_manufacturer = SUN MICROSYSTEMS
    fru_part_number = 501-6970-10
    fru_serial_number = 0060HSV-0549000025
    fault_state = OK
    clear_fault_action = (none)
    prepare_to_remove_status = NotReady
    prepare_to_remove_action = (none)
    return_to_service_action = (none)

    Commands:
    cd
    show

Here we can see that blade 1 is powered off

-> show /CH/BL1/SYS/PWRGOOD

  /CH/BL1/SYS/PWRGOOD
    Targets:

    Properties:
    type = Power Unit
    class = Discrete Sensor
    value = State Deasserted <<<<<<<<<<<<


    Commands:
    cd
    show


->

  • Verifying an individual blade power status via the UI (Browser User Interface).


The status of each blade in the chassis can also be displayed via the ILOM web interface.

In a browser location bar insert the ip address of the CMM.

The browser responds with certificate security question - highlight 'Accept this certificate temporarily for this session' and click OK or examine the certificate as required. Enter your administrator login and password to log on. The next screen will give you a SB8000 chassis view with a graphical view of the chassis back and front. To get the status of installed blades either click on the blade icon or click on the blades listed on the left has side of the screen, greyed out blade slots have blanking boards installed.

References

Sun Blade 8000 Modular System Documentation

Sun Blade 8000 P Modular System Documentation


The Sun Blade 8000 Series Modular System Online Information System (OIS) is available from the
Sun Blade 8000 P Modular System Documentation collection.

It provides overview material and instructions for installing, configuring, and administering the Sun Blade 8000 Modular System.
The documentation also includes procedures to install and replace components, and to diagnose system operations.

Information about the Sun Blade X8400 Server Module, the X8420 Server Module, the X8440 Server Module, and the X8450 Server Module is also included.

The file 819-5846-15.zip includes a collection of HTML files that comprise the Online Information System for the Sun Blade 8000 and Sun Blade 8000 P Modular Systems. To access the Online Information System in ZIP format, perform the following steps:

1. Click 819-5846-15.zip in the Link column to download the ZIP package.

2. Save the file to disk.

3. Unzip the file.

The 819-5846-15 directory is created and includes all HTML files that comprise the Online Information System.

4. In a web browser, navigate to the 819-5846-15 directory and open the frames.html file.
The Online Information System for the Sun Blade 8000 and 8000 P Modular Systems appears.



Product
Sun Blade 8000 Modular System
Sun Blade x8400 Server Module
Sun Blade X8420 Server Module
Sun Blade X8440 Server Module
Sun Blade X8450 Server Module
Sun Blade 8000 P Modular System

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normalized, 8000, 8000P, blade, verify, power, X8450, X8440, X8420, X8400, no led's, no AC

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