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A firmware upgrade on Oracle Infini Band switch

Have IB switch ILOM accessible on the network, and default login is root/changeme 

1. Disable Subnet manager:
# disablesm
Stopping partitiond daemon.                                [  OK  ]
Stopping IB Subnet Manager..                               [  OK  ]

2. Make sure there is at least 80M free on /
[root@localhost ~]# df -h
Filesystem            Size  Used Avail Use% Mounted on
/dev/hda2             471M  251M  197M  57% /
tmpfs                 250M   16K  250M   1% /dev/shm
tmpfs                 250M  232K  249M   1% /tmp

3. At least 120M free memory is needed
[root@localhost ~]# free -m
             total       used       free     shared    buffers     cached
Mem:           498        134        363          0         47         42
-/+ buffers/cache:         44        453
Swap:            0          0          0

4. Start Oracle ILOM shell
[root@localhost ~]# spsh
Oracle(R) Integrated Lights Out Manager
Version ILOM 3.0 r47111
Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
->

5. Start fw upgrade process
-> load -source ftp://username:password@myhostname.mydomain.com/SUN_DCS_36p_2.1.5-1/SUN_DCS_36p/sundcs_36p_repository_2.1.5_1.pkg

Downloading firmware image. This will take few minutes.

NOTE: Firmware upgrade will upgrade the SUN DCS 36p firmware.
      ILOM will enter a special mode to load new firmware. No
      other tasks should be performed in ILOM until the firmware
      upgrade is complete.

Are you sure you want to load the specified file (y/n)? y
Setting up environment for firmware upgrade. This will take few minutes.
Starting SUN DCS 36p FW update

==========================
Performing operation: I4 A
==========================
I4 fw upgrade from 7.3.0(INI:4) to 7.4.2202(INI:4):
Upgrade started...
Upgrade completed.
INFO: I4 fw upgrade from 7.3.0(INI:4) to 7.4.2202(INI:4) succeeded

===========================
Summary of Firmware update
===========================
I4 status                :  FW UPDATE - SUCCESS
I4 update succeeded on   :  A
I4 already up-to-date on :  none
I4 update failed on      :  none

=========================================
Performing operation: SUN DCS 36p firmware update
=========================================
SUN DCS 36p upgrade from 1.3.3-2 to 2.1.5-1:
Upgrade started...
Upgrade completed.
INFO: SUN DCS 36p upgrade from 1.3.3-2 to 2.1.5-1 succeeded

Firmware update is complete.

ILOM will be restarted and will take 2 minutes to come up.
You will need to reconnect to Integrated Lights Out Manager.

Stopping any already executing ILOM daemons
Starting event manager
Starting log manager
Starting ILOM IPMI stack
Started ILOM IPMI stack
Starting lumain
Starting luproxy
Starting ealertd
Starting web server
Starting SNMP
Terminated

6. Reboot the switch to enable the new firmware
# reboot

7. Enable Subnet manager:
[root@ibswitchhostname ~]# enablesm
Starting IB Subnet Manager.                                [  OK  ]
ILOM event logger currently not available - message only logged in syslog.
Starting partitiond-daemon.                                [  OK  ]

8. Verification:
[root@ibswitchhostname ~]# spsh
Oracle(R) Integrated Lights Out Manager
Version ILOM 3.0 r47111
Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
-> 

-> version
SP firmware 2.1.5-1
SP firmware build number: 47111
SP firmware date: Sat Aug 24 16:59:14 IST 2013
SP filesystem version: 0.1.22
 Here is infini band switch overview in Observium, for more on Observium see link .

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