It's fine to use 'confignics -s' to set the interface which used as
installnic. In the latest fix of confignics that 'confignics -s' will try
to set 'installnic' from dhcp to static (you don't need to specify the
parameters for installnic). But for the version in 2.8.2 the code logic for
installnic is same as second adapter.

xCAT does not have obvious trend to replace hardeths right now, but mostly
the confignis will be used.

Thanks
Best Regards
----------------------------------------------------------------------
 Wang Xiaopeng (王晓朋)
 IBM China System Technology Laboratory
 Tel: 86-10-82453455
 Email: [email protected]
 Address: 28,ZhongGuanCun Software Park,No.8 Dong Bei Wang West Road,
Haidian District Beijing P.R.China 100193



From:   Russell Jones <[email protected]>
To:     [email protected],
Date:   2013/09/13 02:47
Subject:        Re: [xcat-user] missing -i flag from genimage --dryrun



2.8.2.  I am already using confignics for configuring the additional
interfaces, perl is already included in our package list so the fact that
it's using perl is not a big deal.

I hadn't thought of using it for eth0 as well. Should confignics be
considered a replacement for hardeths in the future?


On 9/11/2013 8:38 PM, Xiao Peng Wang wrote:


      Which release of xCAT you are using? In the latest releases xCAT
      added the postscript 'confignics' to help configure the nics for
      compute node. It could fit your requirement to configure nics for
      stateless node. But confignics postscript only works in 2.8.3 to
      support stateless (implemented with bash) since the one which
      released before 2.8.3 was implementation with perl, but perl is not a
      default package which installed for stateless node.

      Thanks
      Best Regards
      ----------------------------------------------------------------------

      Wang Xiaopeng (王晓朋)
      IBM China System Technology Laboratory
      Tel: 86-10-82453455
      Email: [email protected]
      Address: 28,ZhongGuanCun Software Park,No.8 Dong Bei Wang West Road,
      Haidian District Beijing P.R.China 100193

      Inactive hide details for Russell Jones ---2013/09/11
      23:32:40---We have about 8000 nodes that would be sitting on
      DHCP and tryRussell Jones ---2013/09/11 23:32:40---We have about 8000
      nodes that would be sitting on DHCP and trying to  update their
      leases whenever i

      From: Russell Jones <[email protected]>
      To: [email protected],
      Date: 2013/09/11 23:32
      Subject: Re: [xcat-user] missing -i flag from genimage --dryrun





      We have about 8000 nodes that would be sitting on DHCP and trying to
      update their leases whenever it expires - that's a lot of unnecessary
      traffic and log entries. So we utilize hardeths to turn the interface
      into a statically-assigned IP to prevent that.


      On 9/11/2013 10:13 AM, Xiao Peng Wang wrote:

            That's interesting that why do you want to set the static ip
            for a stateless node?

            Thanks
            Best Regards
            
----------------------------------------------------------------------

            Wang Xiaopeng (王晓朋)
            IBM China System Technology Laboratory
            Tel: 86-10-82453455
            Email: [email protected]
            Address: 28,ZhongGuanCun Software Park,No.8 Dong Bei Wang West
            Road, Haidian District Beijing P.R.China 100193

            Inactive hide details for Russell Jones ---2013/09/10
            23:41:17---Thanks Xiao, The issue wasn't that the nodes
            weren't booting, Russell Jones ---2013/09/10 23:41:17---Thanks
            Xiao, The issue wasn't that the nodes weren't booting, just
            that dryrun wasn't

            From: Russell Jones <[email protected]>
            To: [email protected],
            Date: 2013/09/10 23:41
            Subject: Re: [xcat-user] missing -i flag from genimage --dryrun



            Thanks Xiao,

            The issue wasn't that the nodes weren't booting, just that
            dryrun wasn't giving me the interface flag that is required.
            Unfortunately genimage still seems to need this flag to produce
            the /etc/sysconfig/network-scripts/ifcfg-eth0 file. Hardeths
            needs this file to be able to correctly create a static
            interface file. Am I missing something there?

            I also found that the "nodebootif" option in osimage was what I
            was looking for to give me the missing "-i" flag.

            Thoughts? Is there a way to properly get the
            needed /etc/sysconfig/network-scripts/ifcfg-eth0 file into the
            image without using the "-i" flag? Or a way to get hardeths to
            cooperate when the ifcfg-eth0 file isn't there?


            On 9/1/2013 10:20 PM, Xiao Peng Wang wrote:

                  Generally, xCAT recommends to use the mac address to
                  specify the boot network interface. That means during the
                  genimage, no specific interface needs be specified, but
                  configure the mac address for node and set installnic=mac
                  so that during the boot of stateless image, the interface
                  which specified with the specific 'mac' will be used.

                  So the problem was that did you configure your node
                  correctly with the mac and installnic attributes I guess.

                  If you really want to specify the network interface by
                  yourself, just use the -i flag anyway.


                  Thanks
                  Best Regards
                  
----------------------------------------------------------------------

                  Wang Xiaopeng (王晓朋)
                  IBM China System Technology Laboratory
                  Tel: 86-10-82453455
                  Email: [email protected]
                  Address: 28,ZhongGuanCun Software Park,No.8 Dong Bei Wang
                  West Road, Haidian District Beijing P.R.China 100193

                  Inactive hide details for Russell Jones ---2013/08/31
                  07:11:31---Hi all, I am following this guide for
                  generating
            a CentOS 5 imRussell Jones
                  ---2013/08/31 07:11:31---Hi all, I am following this
                  guide for generating a CentOS 5 image on a CentOS 6

                  From: Russell Jones <[email protected]>
                  To: [email protected],
                  Date: 2013/08/31 07:11
                  Subject: [xcat-user] missing -i flag from genimage
                  --dryrun


                  Hi all,

                  I am following this guide for generating a CentOS 5 image
                  on a CentOS 6
                  management node:
                  
http://sourceforge.net/apps/mediawiki/xcat/index.php?title=Building_a_Stateless_Image_of_a_Different_Architecture_or_OS



                  When I am running the "genimage --dryrun $osimage", it
                  produces output
                  that does not include the "-i" flag that specifies
                  $prinic, which is
                  then used for creating
                  the /etc/sysconfig/network-scripts/ifcfg-$prinic
                  file by the genimage script. As a result, the image that
                  is generated is
                  missing ifcfg-eth0 file, and hardeths fails on the node.

                  Am I missing configuration somewhere that would give me
                  the missing -i
                  flag for my genimage line?


                  Thanks!

                  
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