what about supporting any hostname that is defined in the ipmi table, and
not necessarily <node>-bmc, or is this the limitation at the moment we are
trying to keep?
--
Arif Ali
catch me on freenode IRC, username: arif-ali
On 22 May 2013 16:05, Xiao Peng Wang <[email protected]> wrote:
> Arif,
>
> Now sequential discovery supports to use the otherinterfaces to set
> the mapping of hostname and ip for bmc. You could try to use the latest
> code of seqdiscovery.pm in the svn. Note: the prerequisite is the bmc
> name only can be <node>-bmc.
>
> BTW, xCAT tries to redefine the usage of otherinterfaces.
> If you want to define a hostname mapping that not a real nic of
> compute node (like bmc), use otherinterfaces.
> If you want to define a real nic which will be configured on the
> compute node by confignics postscripts, use nics table.
>
>
> 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
>
> [image: Inactive hide details for Arif Ali ---2013/05/17 22:48:27---Hi
> Xiao, I appreciate your answers,]Arif Ali ---2013/05/17 22:48:27---Hi
> Xiao, I appreciate your answers,
>
>
> From: Arif Ali <[email protected]>
> To: <[email protected]>,
> Date: 2013/05/17 22:48
>
> Subject: Re: [xcat-user] sequential discovery issue
> ------------------------------
>
>
>
> Hi Xiao,
>
> I appreciate your answers,
>
> When I first started using xCAT, we used to do exactly this where we had
> the BMC of nodes in the nodelist table as well, and also assign them into
> hosts.ip, since the arrival of otherinterfaces in the hosts table, we
> didn't see the need for this, as the otherinterfaces was sufficient to do
> what we needed it to do, plus we can easily see with an lsdef of a node,
> and see what is related in terms of IPs.
>
> Are we now saying we go back to the old method in order for sequential
> discovery to work, i.e. I need to do the following commands
>
> nodeadd node001-node004 groups=compute
> nodeadd node001-bmc-node004-bmc groups=nodebmc
> chtab node="compute" hosts.ip="|\D+(\d+)|10.0.0.(\$1*1)|"
> chtab node="nodebmc" hosts.ip="|\D+(\d+)-bmc|10.0.1.(\$1*1)|"
>
> instead of
>
> nodeadd node001-node004 groups=compute
> chtab node="compute" hosts.ip="|\D+(\d+)|10.0.0.(\$1*1)|"
> hosts.otherinterfaces="|(\D+(\d+))|(\$1)-bmc:10.0.1.(\$2*1)|"
>
> I would like to get feedback from other customers and providers on how
> they would do this?
>
> regards,
> *
> Arif Ali MBCS*
> Senior HPC Technical Architect
> OCF plc
>
> Tel: +44 (0)114 257 2200
> Mob: +44 (0)7970 148 122
> Fax: +44 (0)114 257 0022
> Web: *www.ocf.co.uk* <http://www.ocf.co.uk/>
> Blog: *blog.ocf.co.uk* <http://blog.ocf.co.uk/>
> Twitter: *@ocfplc* <http://twitter.com/#%21/ocfplc>
>
> Please note, any emails relating to an OCF Support request must always be
> sent to *[email protected]* <[email protected]> for a ticket number to be
> generated or existing support ticket to be updated. Should this not be done
> then OCF cannot be held responsible for requests not dealt with in a timely
> manner.
>
> OCF plc is a company registered in England and Wales. Registered number
> 4132533, VAT number GB 780 6803 14. Registered office address: OCF plc, 5
> Rotunda Business Centre, Thorncliffe Park, Chapeltown, Sheffield, S35 2PG.
>
> This message is private and confidential. If you have received this
> message in error, please notify us and remove it from your system.
> On 17/05/13 01:57, Xiao Peng Wang wrote:
>
>
> Arif,
>
> Several points to clarify:
>
> 1. hosts.otherinterfaces will be deprecated for outside using. That
> means the definition of second interfaces for host will not use
> hosts.otherinterfaces. But xCAT still uses it inside. Additionally, the
> hosts table is still been using.
> 2. Mostly, the nics table should be used to configure the second
> interfaces (that means not include the primary interface). Maybe someday
> later, xCAT will support it completely. Even xCAT could support it, the
> code logic is complicated.
> 3. Presently, the primary IP of host and BMC should be put in
> host.ip.
> 4. Setting the IP of host (primary interface) and IP of BMC in the
> host.ip is necessary for sequential discovery.
>
> Thanks
> Best Regards
> ----------------------------------------------------------------------
> Wang Xiaopeng (王晓朋)
> IBM China System Technology Laboratory
> Tel: 86-10-82453455
> Email: *[email protected]* <[email protected]>
> Address: 28,ZhongGuanCun Software Park,No.8 Dong Bei Wang West Road,
> Haidian District Beijing P.R.China 100193
>
> [image: Inactive hide details for Arif Ali ---2013/05/16
> 22:58:42---Xiao, So from the docs et al, the otherinterfaces will be
> deprecate]Arif Ali ---2013/05/16 22:58:42---Xiao, So from the docs et
> al, the otherinterfaces will be deprecated, so
>
> From: Arif Ali *<[email protected]>* <[email protected]>
> To: *[email protected]* <[email protected]>,
>
> Date: 2013/05/16 22:58
> Subject: Re: [xcat-user] sequential discovery issue
> ------------------------------
>
>
>
> Xiao,
>
> So from the docs et al, the otherinterfaces will be deprecated, so
> started to use nics table since 2.8.
>
> As part of the otherinterfaces in the hosts table allows me to
> automatically create the hosts file, without having to do it manually, or
> adding the nodes individually into the nodelist table. i.e. assign the ip
> to the node, so that it is not cluttered.
>
> In the same way, I grasped the idea to do the same thing with the nics
> table, to not necessarily create the interface on the nodes itself, but to
> automaticllay create the hosts table, and hence the named configuration
>
> I would expect though that the discovery method to lookup a specific
> value from the ipmi table, and cross check with the nics tables to see what
> the IP address and and use that as part of the discovery process. correct
> me if my assumption here on how it should work is wrong.
>
> regards,
> Arif
>
> On 16/05/13 15:49, Xiao Peng Wang wrote:
>
> Arif,
>
> The nics table only can be used to configure the host, but can
> NOT set the bmc. If you set the attribute nicips.bmc, that means
> you should have interface named 'bmc' in the host, so that during
> the boot
> up of the node, confignics postscript will configure the interface
> 'bmc'
> base on the attribute values.
> Guang Cheng,
> Please correct me for the usage of nics table.
>
> Thanks
> Best Regards
>
> ----------------------------------------------------------------------
> Wang Xiaopeng (王晓朋)
> IBM China System Technology Laboratory
> Tel: 86-10-82453455
> Email: *[email protected]* <[email protected]>
> Address: 28,ZhongGuanCun Software Park,No.8 Dong Bei Wang West
> Road, Haidian District Beijing P.R.China 100193
>
> [image: Inactive hide details for Arif Ali ---2013/05/16
> 22:30:42---Hi Xiao, If you look at the lsdef, you will see that I have
> set
> the]Arif Ali ---2013/05/16 22:30:42---Hi Xiao, If you look at the
> lsdef, you will see that I have set the IP address of
>
> From: Arif Ali *<[email protected]>* <[email protected]>
> To:
> *<[email protected]>*<[email protected]>,
>
> Date: 2013/05/16 22:30
> Subject: Re: [xcat-user] sequential discovery issue
> ------------------------------
>
>
>
> Hi Xiao,
>
> If you look at the lsdef, you will see that I have set the IP
> address of the bmc, or does the type need to be different?
>
> # lsdef node001 | grep bmc
> nichostnamesuffixes.bmc=-bmc
> nicips.bmc=10.0.1.1
> nicnetworks.bmc=xcat_nw
> nictypes.bmc=ipmi
>
>
> regards, *
>
> Arif Ali MBCS*
> Senior HPC Technical Architect
> OCF plc
>
> Tel: +44 (0)114 257 2200
> Mob: +44 (0)7970 148 122
> Fax: +44 (0)114 257 0022
> Web: *www.ocf.co.uk* <http://www.ocf.co.uk/>
> Blog: *blog.ocf.co.uk* <http://blog.ocf.co.uk/>
> Twitter: *@ocfplc* <http://twitter.com/#%21/ocfplc>
>
> Please note, any emails relating to an OCF Support request must
> always be sent to *[email protected]* <[email protected]> for a
> ticket number to be generated or existing support ticket to be updated.
> Should this not be done then OCF cannot be held responsible for requests
> not dealt with in a timely manner.
>
> OCF plc is a company registered in England and Wales. Registered
> number 4132533, VAT number GB 780 6803 14. Registered office address:
> OCF
> plc, 5 Rotunda Business Centre, Thorncliffe Park, Chapeltown, Sheffield,
> S35 2PG.
>
> This message is private and confidential. If you have received this
> message in error, please notify us and remove it from your system.
> On 16/05/13 15:24, Xiao Peng Wang wrote:
>
> Arif,
>
> I think the problem was you did not assign IP for the bmc.
> The ip you set the in nics table only for the host. If you add
> the entry in
> the hosts table for the ip of bmc, it would work.
>
> Thanks
> Best Regards
>
>
> ----------------------------------------------------------------------
> Wang Xiaopeng (王晓朋)
> IBM China System Technology Laboratory
> Tel: 86-10-82453455
> Email: *[email protected]* <[email protected]>
> Address: 28,ZhongGuanCun Software Park,No.8 Dong Bei Wang West
> Road, Haidian District Beijing P.R.China 100193
>
> [image: Inactive hide details for Arif Ali ---2013/05/15
> 20:51:33---Hi team, I am trying to get the sequential discovery
> working on
> a 4]Arif Ali ---2013/05/15 20:51:33---Hi team, I am trying to
> get the sequential discovery working on a 4 node cluster,
>
> From: Arif Ali *<[email protected]>* <[email protected]>
> To:
> *<[email protected]>*<[email protected]>,
>
> Date: 2013/05/15 20:51
> Subject: [xcat-user] sequential discovery issue
> ------------------------------
>
>
>
> Hi team,
>
> I am trying to get the sequential discovery working on a 4 node
> cluster, and I am struggling to get passed the following error
> message, and
> trying to understand where I am going wrong
>
> May 15 15:46:09 mgmt1 xCAT: xcatd: Processing discovery request
> from 10.0.0.101
> May 15 15:46:09 mgmt1 xCAT: Sequential Discovery: Processing
> May 15 15:46:10 mgmt1 xCAT: Sequential Discovery: Auto Stopped
> because all bmc ips in the specified range have been assigned to
> discovered
> nodes. Run 'nodediscoverls -t seq' to display the discovery result.
>
> I started the discover by running the following command
>
> # nodediscoverstart noderange=node00[1-4]
>
> Below is my definition of the node itself.
>
> # lsdef node001
> Object name: node001
> bmc=node001-bmc
> chain=runcmd=bmcsetup,shell
> cons=ipmi
> groups=compute,ipmi
> ip=10.0.0.1
> mgt=ipmi
> netboot=xnba
> nichostnamesuffixes.bmc=-bmc
> nichostnamesuffixes.ib0=-ib0
> nicips.bmc=10.0.1.1
> nicips.ib0=10.0.2.1
> nicnetworks.bmc=xcat_nw
> nicnetworks.ib0=xcat_ib
> nictypes.bmc=ipmi
> nictypes.ib0=infiniband
> ondiscover=nodediscover
> postbootscripts=otherpkgs
> postscripts=syslog,remoteshell,syncfiles
> power=ipmi
> serialport=0
> serialspeed=19200
>
> I would expect xCAT to grab the IP from the defined IPs in the
> nics table, and assign this IP.
>
> I have then since realised, the following command works
>
> # nodediscoverstart noderange=node00[1-4] groups=compute,ipmi
> bmciprange=10.0.1.1-10.0.1.4
>
> Which is I think inefficient, especially everything is already
> defined in the xCAT database
>
> --
> regards, *
>
> Arif Ali MBCS*
> Senior HPC Technical Architect
> OCF plc
>
> Tel: +44 (0)114 257 2200
> Mob: +44 (0)7970 148 122
> Fax: +44 (0)114 257 0022
> Web: *www.ocf.co.uk* <http://www.ocf.co.uk/>
> Blog: *blog.ocf.co.uk* <http://blog.ocf.co.uk/>
> Twitter: *@ocfplc* <http://twitter.com/#%21/ocfplc>
>
> Please note, any emails relating to an OCF Support request must
> always be sent to *[email protected]* <[email protected]> for a
> ticket number to be generated or existing support ticket to be
> updated.
> Should this not be done then OCF cannot be held responsible for
> requests
> not dealt with in a timely manner.
>
> OCF plc is a company registered in England and Wales. Registered
> number 4132533, VAT number GB 780 6803 14. Registered office
> address: OCF
> plc, 5 Rotunda Business Centre, Thorncliffe Park, Chapeltown,
> Sheffield,
> S35 2PG.
>
> This message is private and confidential. If you have received
> this message in error, please notify us and remove it from your
> system. [附件
> "aali.vcf" 被 Xiao Peng Wang/China/IBM 删除]
>
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