Hi, Douglas,

I went through the log, it looks like there is timing issue during netboot.
xCAT gives "0" when there is "To select this console as the active console
press 0" outputed in the console, for some reason, the "0" goes into open
firmware command line, generally it shouldn't.

I tried to reproduce this problem on one of our Power 775 lpar, but cannot
reproduce it.

If it is possible, could you run the following steps to retry it which can
give the verbose log from rnetboot?

1. Put node v20119 to open firmware state, and type the command:
set-defaults.  This command can put open firmware to defaults state and
will output the line for first boot - "To select this console as the active
console press 0"
2. On MN, issue "rpower v20119 off" to put the node in "Not Activated"
state.
3. On MN, issue "rnetboot v20119 -V > /tmp/bootlog", the -V option can give
verbose which include all the expect script log.



Best Regards,

--------------------------------------------------------------
Wang Huazhong(王华忠)

IBM CSTL HPC System Management Development
Tel: 86-10-82452279
Email: [email protected]
Address: Ring Building 28,ZhongGuanCun Software Park,No.8 Dong Bei Wang
West Road, Haidian District Beijing P.R.China 100193




From:   Guang Cheng Li/China/IBM
To:     Hua Zhong Wang/China/IBM@IBMCN
Date:   2011-07-27 11:10
Subject:        Fw: [xcat-user] AIX install problem


Thanks,
-------------------------------------------------------------------------
 Li,Guang Cheng (李光成)
 IBM China System Technology Laboratory

 Email: [email protected]
 Address: Building 28, ZhongGuanCun Software Park,
          No.8, Dong Bei Wang West Road, Haidian District Beijing 100193,
PRC

北京市海淀区东北旺西路8号中关村软件园28号楼
邮编: 100193
----- Forwarded by Guang Cheng Li/China/IBM on 2011-07-27 11:10 -----
                                                                           
             Douglas Myers                                                 
             <[email protected]                                             
             om>                                                        To 
                                       xCAT Users Mailing list             
             2011-07-23 05:38          <[email protected]>   
                                                                        cc 
                                                                           
             Please respond to                                     Subject 
                xCAT Users             [xcat-user] AIX install problem     
               Mailing list                                                
             <xcat-user@lists.                                             
             sourceforge.net>                                              
                                                                           
                                                                           
                                                                           





We are finding an interesting issue when installing a brand new LPAR on our
P7 servers.  it only happens when we first attempt to rnetboot the LPAR and
seems to be related to how the console writes are done.  When LPAR powers
up, it requests to press 0 to use this console, xcat does nothing, then the
IBM SMS screen rolls, at which point it puts in the 0 on OF prompt 0 >
which then goes to 1 > and xcat waits. LPAR reboots, we get to 0 > prmpt
and xcat does the OF writes to kick off AIX install, but it takes too long
and the rnetboot command comes back with:

v20119: Timeout waiting for ok prompt; exiting.
Error: 'rnetboot v20119,' failed

But the install does start and builds from our spot and mksysb.  After
initial creation of LPAR and install cycle, this issue doesn't repeat.

I don't recall seeing this on P6 servers, though it could have and I just
don't remember.

Our setup is a heterogeneous cluster, with SLES11.1 x86_64 MN and a AIX 6.1
SN running xCAT 2.5.2 with MySQL backend.  I'm attaching console log that
shows this behaviour.

(See attached file: v20119.gz)

_________________________________
Douglas Myers,
IBM Special Events
_________________________________
"It's not an opportunity if it doesn't scare you a little bit"
[附件 "v20119.gz" 被 Hua Zhong Wang/China/IBM 删
除]------------------------------------------------------------------------------

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