[Users] Pxeboot - pwd/login issue

Li, David LiD at cloudshield.com
Fri Feb 10 18:49:01 UTC 2012 

Mike,
I think I got a glimpse of the error message - something like "persistent storage not available" after I tried to login with the new passwd.
Does this make sense?

David


>-----Original Message-----
>From: Mike Burns [mailto:mburns at redhat.com]
>Sent: Friday, February 10, 2012 7:37 AM
>To: Li, David
>Cc: users at ovirt.org
>Subject: RE: [Users] Pxeboot - pwd/login issue
>
>On Fri, 2012-02-10 at 07:17 -0800, Li, David wrote:
>> Hi Mike,
>>
>> I ran into the login/pwd problem again with this new build. Kernel
>> option adminpw worked but only for a short time. I was asked to change
>> pwd immediately after login but then rejected again after I did that.
>> There was an short-lived error message on the screen but I wasn't able
>> to capture it.
>
>You can try booting with "BOOTIF=eth0 ssh_pwauth=1" in the command line.
>This will configure networking and enable SSH password authentication.
>Then you can ssh admin@<your host> and it will show you the error.
>
>>
>> I tried the latest from archipel source and it worked without password
>> issue.  I pulled it from:
>>
>> git clone https://github.com/primalmotion/Archipel.git
>
>I'm using git://github.com/primalmotion/Node.git
>
>The only differences I see between the 2 are some minor formatting and
>conditional changes in recipe/Makefile.am and a couple patches that were
>pushed since the github repo was updated.  These patches are all on the
>gerrit.ovirt.org side.
>
>Note:  there is an incompatible change that was merged into master this
>morning.  I'm working on a rebase of the archipel stuff now to include it.
>
>Mike
>
>>
>> There might be a few updates right after you pulled it last time.
>>
>> Would you mind merge the new updates into ovirt node again?
>>
>> Thanks.
>>
>> David
>>
>>
>> >-----Original Message-----
>> >From: Mike Burns [mailto:mburns at redhat.com]
>> >Sent: Thursday, February 09, 2012 5:10 PM
>> >To: Li, David
>> >Cc: Perry Myers; users at ovirt.org
>> >Subject: Re: [Users] Pxeboot
>> >
>> >On Thu, 2012-02-09 at 17:05 -0800, Li, David wrote:
>> >> Mike,
>> >> Built it finally!
>> >> Thanks a lot!
>> >
>> >Woot!
>> >
>> >>
>> >> >-----Original Message-----
>> >> >From: Mike Burns [mailto:mburns at redhat.com]
>> >> >Sent: Thursday, February 09, 2012 4:18 PM
>> >> >To: Li, David
>> >> >Cc: Perry Myers; users at ovirt.org
>> >> >Subject: Re: [Users] Pxeboot
>> >> >
>> >> >On Thu, 2012-02-09 at 15:50 -0800, Li, David wrote:
>> >> >> MIke,
>> >> >>
>> >> >> Got something new this time in make publish:
>> >> >>
>> >> >> /bin/sh: -c: line 36: syntax error near unexpected token `)'
>> >> >> /bin/sh: -c: line 36: `)'
>> >> >> make[1]: *** [repos.ks] Error 1
>> >> >> make[1]: Leaving directory
>> >> >> `/home/lid/workspace/ovirt/node-archipel-
>> >> >2.2.2/ovirt-node/recipe'
>> >> >> make: *** [distdir] Error 1
>> >> >>
>> >> >> [lid at FC16-1 ovirt-node]$ echo $OVIRT_CACHE_DIR
>> >$OVIRT_LOCAL_REPO
>> >> >> /home/lid/ovirt-cache file:///home/lid/ovirt-cache/ovirt
>> >> >> [lid at FC16-1 ovirt-node]$
>> >> >
>> >> >Oops, bad merge on my part.
>> >> >
>> >> >$ git reset --hard origin/master  #sets you back to head of the
>> >> >master branch $ git fetch http://gerrit.ovirt.org/p/ovirt-node
>> >> >refs/changes/38/1738/3 && git cherry-pick FETCH_HEAD # checks out
>> >> >the
>> >new version of the patch set.
>> >> >
>> >> >Mike
>> >> >
>> >> >>
>> >> >>
>> >> >> - David
>> >> >> ________________________________________
>> >> >> From: Mike Burns [mburns at redhat.com]
>> >> >> Sent: Thursday, February 09, 2012 2:12 PM
>> >> >> To: Li, David
>> >> >> Cc: Perry Myers; users at ovirt.org
>> >> >> Subject: Re: [Users] Pxeboot
>> >> >>
>> >> >> On Thu, 2012-02-09 at 13:34 -0800, Li, David wrote:
>> >> >> > Mike,
>> >> >> >
>> >> >> > It seems it needs couple vdsm pkgs:
>> >> >> >
>> >> >> > ./node-creator ovirt-node-image.ks Error creating Live CD :
>> >> >> > Failed to find package 'vdsm-cli' : No
>> >> >> > package(s) available to install mv ovirt-node-image.iso
>> >> >> > ovirt-node-image-2.2.3-0.1fc16.git16688ea.iso
>> >> >> > mv: cannot stat `ovirt-node-image.iso': No such file or
>> >> >> > directory
>> >> >> > make: *** [ovirt-node-image.iso] Error 1
>> >> >> >
>> >> >> >
>> >> >> > can I remove them from ks files?
>> >> >>
>> >> >> Not if you want to use ovirt-node with ovirt-engine.  There was
>> >> >> a bug in that patch set that is fixed in patch set 2 (along with
>> >> >> the bad ===== package).  I hadn't pulled the patch set together
>> >> >> and uploaded to gerrit yet, but it's there now.
>> >> >>
>> >> >> git fetch http://gerrit.ovirt.org/p/ovirt-node
>> >> >> refs/changes/38/1738/2 && git checkout FETCH_HEAD
>> >> >>
>> >> >> This should fix the problem.
>> >> >>
>> >> >> Mike
>> >> >>
>> >> >> >
>> >> >> > - David
>> >> >> > ________________________________________
>> >> >> > From: Mike Burns [mburns at redhat.com]
>> >> >> > Sent: Thursday, February 09, 2012 12:07 PM
>> >> >> > To: Li, David
>> >> >> > Cc: Perry Myers; users at ovirt.org
>> >> >> > Subject: Re: [Users] Pxeboot
>> >> >> >
>> >> >> > On Thu, 2012-02-09 at 11:52 -0800, Li, David wrote:
>> >> >> > > It's still the same error:
>> >> >> > >
>> >> >> > > [lid at FC16-1 ovirt-node]$ cd recipe/
>> >> >> > > [lid at FC16-1 recipe]$ make ovirt-node-image.iso ( \
>> >> >> > >     echo "PRODUCT='"oVirt Node Hypervisor"'" ;\
>> >> >> > >     echo "PRODUCT_SHORT='"oVirt Node Hypervisor"'" ;\
>> >> >> > >     echo "PACKAGE=ovirt-node-image" ;\
>> >> >> > >     echo "VERSION=2.2.3" ;\
>> >> >> > >     echo "RELEASE=0.1fc16.git16688ea" ;\
>> >> >> > > ) > version.ks
>> >> >> > > ./node-creator ovirt-node-image.ks Error creating Live CD :
>> >> >> > > Failed to find package '=======' : No package(s) available
>> >> >> > > to install mv ovirt-node-image.iso
>> >> >> > > ovirt-node-image-2.2.3-0.1fc16.git16688ea.iso
>> >> >> > > mv: cannot stat `ovirt-node-image.iso': No such file or
>> >> >> > > directory
>> >> >> > > make: *** [ovirt-node-image.iso] Error 1
>> >> >> > > [lid at FC16-1 recipe]$ echo $OVIRT_LOCAL_REPO
>> >> >> > > file:///home/lid/ovirt-cache/ovirt
>> >> >> > > [lid at FC16-1 recipe]$ ll /home/lid/ovirt-cache/ovirt/ total
>> >> >> > > 12 drwxr-xr-x. 2 lid lid 4096 Feb  9 11:10 noarch
>> >> >> > > drwxrwxr-x. 2 lid lid 4096 Feb  9 11:10 repodata drwxrwxr-x.
>> >> >> > > 2 lid lid 4096 Feb  9
>> >> >> > > 11:10 src
>> >> >> >
>> >> >> > That's a bug in the patch.  edit recipe/common-pkgs.ks and
>> >> >> > remove the last line which is "======="
>> >> >> >
>> >> >> > Mike
>> >> >> > >
>> >> >> > >
>> >> >> > > Did make publish store the rpms in $OVIRT_LOCAL_REPO?
>> >> >> > >
>> >> >> > > - David
>> >> >> > > ________________________________________
>> >> >> > > From: Mike Burns [mburns at redhat.com]
>> >> >> > > Sent: Thursday, February 09, 2012 11:44 AM
>> >> >> > > To: Li, David
>> >> >> > > Cc: Perry Myers; users at ovirt.org
>> >> >> > > Subject: RE: [Users] Pxeboot
>> >> >> > >
>> >> >> > > On Thu, 2012-02-09 at 11:40 -0800, Li, David wrote:
>> >> >> > > > The error seems a little stubborn.
>> >> >> > > >
>> >> >> > > > [lid at FC16-1 recipe]$ echo $OVIRT_LOCAL_REPO
>> >> >> > > > file://home/lid/ovirt-cache/ovirt
>> >> >> > >
>> >> >> > > You need 3 slashes.  file:///home/lid/ovirt-cache/ovirt
>> >> >> > >
>> >> >> > > > [lid at FC16-1 recipe]$ make ovirt-node-image.iso ( \
>> >> >> > > >     echo "PRODUCT='"oVirt Node Hypervisor"'" ;\
>> >> >> > > >     echo "PRODUCT_SHORT='"oVirt Node Hypervisor"'" ;\
>> >> >> > > >     echo "PACKAGE=ovirt-node-image" ;\
>> >> >> > > >     echo "VERSION=2.2.3" ;\
>> >> >> > > >     echo "RELEASE=0.1fc16.git16688ea" ;\
>> >> >> > > > ) > version.ks
>> >> >> > > > ./node-creator ovirt-node-image.ks Error creating Live CD :
>> >> >> > > > Unable to download from repo : Cannot retrieve repository
>> >> >> > > > metadata (repomd.xml) for repository: local. Please verify
>> >> >> > > > its path and try again mv ovirt-node-image.iso
>> >> >> > > > ovirt-node-image-2.2.3-0.1fc16.git16688ea.iso
>> >> >> > > > mv: cannot stat `ovirt-node-image.iso': No such file or
>> >> >> > > > directory
>> >> >> > > > make: *** [ovirt-node-image.iso] Error 1
>> >> >> > > >
>> >> >> > > > There is also a pop-up window: Unable to open a folder for
>> >> >> > > > _ovirt-node-imag
>> >> >> > > >
>> >> >> > > > maybe it's looking at the wrong place?
>> >> >> > > >
>> >> >> > > >
>> >> >> > > > - David
>> >> >> > > > ________________________________________
>> >> >> > > > From: Mike Burns [mburns at redhat.com]
>> >> >> > > > Sent: Thursday, February 09, 2012 11:15 AM
>> >> >> > > > To: Li, David
>> >> >> > > > Cc: Perry Myers; users at ovirt.org
>> >> >> > > > Subject: RE: [Users] Pxeboot
>> >> >> > > >
>> >> >> > > > On Thu, 2012-02-09 at 10:57 -0800, Li, David wrote:
>> >> >> > > > > ok, that's my bad:)
>> >> >> > > > >
>> >> >> > > > > Ran into error at the last iso build step:
>> >> >> > > > >
>> >> >> > > > > Start building ISO image....
>> >> >> > > > > ( \
>> >> >> > > > >     echo "PRODUCT='"oVirt Node Hypervisor"'" ;\
>> >> >> > > > >     echo "PRODUCT_SHORT='"oVirt Node Hypervisor"'" ;\
>> >> >> > > > >     echo "PACKAGE=ovirt-node-image" ;\
>> >> >> > > > >     echo "VERSION=2.2.3" ;\
>> >> >> > > > >     echo "RELEASE=0.1.fc16.git16688ea" ;\
>> >> >> > > > > ) > version.ks
>> >> >> > > > > ./node-creator ovirt-node-image.ks Error creating Live CD :
>> >> >> > > > > Unable to download from repo : Cannot retrieve
>> >> >> > > > > repository metadata (repomd.xml) for repository: local.
>> >> >> > > > > Please verify its path and try again mv
>> >> >> > > > > ovirt-node-image.iso
>> >> >> > > > > ovirt-node-image-2.2.3-0.1.fc16.git16688ea.iso
>> >> >> > > > > mv: cannot stat `ovirt-node-image.iso': No such file or
>> >> >> > > > > directory
>> >> >> > > > > make: *** [ovirt-node-image.iso] Error 1
>> >> >> > > >
>> >> >> > > > IIRC, this is usually because you have OVIRT_LOCAL_REPO
>> >> >> > > > defined, but not correctly.  It needs to be like this:
>> >> >> > > > file:///home/mburns/rpmbuild/RPMS
>> >> >> > > >
>> >> >> > > > Ok, I just looked at the Node Building page, and it needs
>> >> >> > > > some
>> >updates.
>> >> >> > > > Try this from the base directory of the git repo
>> >> >> > > >
>> >> >> > > > $ export OVIRT_CACHE_DIR=${HOME}/ovirt-cache
>> >> >> > > > $ export OVIRT_LOCAL_REPO=file://${OVIRT_CACHE_DIR}/ovirt
>> >> >> > > > $ ./autogen.sh --with-image-minimizer $ make publish
>> >> >> > > > #this builds the rpms and puts them in ${OVIRT_CACHE_DIR}
>> >> >> > > > $ cd recipe $ make ovirt-node-image.iso
>> >> >> > > >
>> >> >> > > > Mike
>> >> >> > > > >
>> >> >> > > > >
>> >> >> > > > >
>> >> >> > > > > I wonder which repo my machine is lacking?
>> >> >> > > > >
>> >> >> > > > > - David
>> >> >> > > > > ________________________________________
>> >> >> > > > > From: Mike Burns [mburns at redhat.com]
>> >> >> > > > > Sent: Thursday, February 09, 2012 10:02 AM
>> >> >> > > > > To: Li, David
>> >> >> > > > > Cc: Perry Myers; users at ovirt.org
>> >> >> > > > > Subject: Re: [Users] Pxeboot
>> >> >> > > > >
>> >> >> > > > > On Thu, 2012-02-09 at 09:47 -0800, Li, David wrote:
>> >> >> > > > > > Got an error:
>> >> >> > > > > > [lid at FC16-1 ovirt-node]$ git fetch
>> >> >> > > > > > http://gerrit.ovirt.org/ refs/changes/38/1738/1&&git
>> >> >> > > > > > cherry-pick FETCH_HEAD
>> >> >> > > > > > fatal: http://gerrit.ovirt.org/info/refs not found:
>> >> >> > > > > > did you run git
>> >> >update-server-info on the server?
>> >> >> > > > >
>> >> >> > > > > Bad copy/paste:
>> >> >> > > > >
>> >> >> > > > > git fetch http://gerrit.ovirt.org/p/ovirt-node
>> >> >> > > > > refs/changes/38/1738/1 && git cherry-pick FETCH_HEAD
>> >> >> > > > > >
>> >> >> > > > > > any ideas?
>> >> >> > > > > >
>> >> >> > > > > > - David
>> >> >> > > > > > ________________________________________
>> >> >> > > > > > From: Mike Burns [mburns at redhat.com]
>> >> >> > > > > > Sent: Thursday, February 09, 2012 8:37 AM
>> >> >> > > > > > To: Li, David
>> >> >> > > > > > Cc: Perry Myers; users at ovirt.org
>> >> >> > > > > > Subject: Re: [Users] Pxeboot
>> >> >> > > > > >
>> >> >> > > > > > On Thu, 2012-02-09 at 08:30 -0800, Li, David wrote:
>> >> >> > > > > > > Mike,
>> >> >> > > > > > >
>> >> >> > > > > > > Two quick questions before I kick off a build:
>> >> >> > > > > > >
>> >> >> > > > > > > 1. Git errors. Do they matter?
>> >> >> > > > > > >
>> >> >> > > > > > >
>> >> >> > > > > > > [lid at FC16-1 node-archipel-2.2.2]$ git clone
>> >> >> > > > > > > http://gerrit.ovirt.org/p/ovirt-node.git
>> >> >refs/changes/38/1738/1&&git checkout FETCH_HEAD Cloning into
>> >> >refs/changes/38/1738/1...
>> >> >> > > > > > > remote: Counting objects: 14791, done
>> >> >> > > > > > > remote: Finding sources: 100% (14791/14791)
>> >> >> > > > > > > remote: Total 14791 (delta 10855), reused 14778
>> >> >> > > > > > > (delta
>> >> >> > > > > > > 10855) Receiving objects: 100% (14791/14791), 16.92
>> >> >> > > > > > > MiB
>> >> >> > > > > > > | 154
>> >> >KiB/s, done.
>> >> >> > > > > > > Resolving deltas: 100% (10855/10855), done.
>> >> >> > > > > > > fatal: Not a git repository (or any of the parent
>> >> >> > > > > > > directories): .git
>> >> >> > > > > >
>> >> >> > > > > > try this instead:
>> >> >> > > > > >
>> >> >> > > > > > git clone http://gerrit.ovirt.org/p/ovirt-node.git
>> >> >> > > > > > cd ovirt-node
>> >> >> > > > > > git fetch http://gerrit.ovirt.org/p/ovirt-node
>> >> >> > > > > > refs/changes/38/1738/1 && git cherry-pick FETCH_HEAD
>> >> >> > > > > >
>> >> >> > > > > > >
>> >> >> > > > > > >
>> >> >> > > > > > > 2. Build machine.
>> >> >> > > > > > >
>> >> >> > > > > > > I am using a x86_64 FC16 VM as the build machine. My
>> >> >> > > > > > > target is
>> >> >x86_64 Intel board. Is this ok?
>> >> >> > > > > >
>> >> >> > > > > > Should be fine.
>> >> >> > > > > >
>> >> >> > > > > > Mike
>> >> >> > > > > > >
>> >> >> > > > > > >
>> >> >> > > > > > >
>> >> >> > > > > > > - David
>> >> >> > > > > > > ________________________________________
>> >> >> > > > > > > From: Mike Burns [mburns at redhat.com]
>> >> >> > > > > > > Sent: Thursday, February 09, 2012 8:16 AM
>> >> >> > > > > > > To: Li, David
>> >> >> > > > > > > Cc: Perry Myers; users at ovirt.org
>> >> >> > > > > > > Subject: RE: [Users] Pxeboot
>> >> >> > > > > > >
>> >> >> > > > > > > On Thu, 2012-02-09 at 08:10 -0800, Li, David wrote:
>> >> >> > > > > > > > Not sure where the boot log is since I can't login.
>> >> >> > > > > > > >
>> >> >> > > > > > > > I got the source from
>> >> >> > > > > > > > https://github.com/primalmotion/archipel-node and
>> >> >> > > > > > > > followed the build instructions in
>> >> >> > > > > > > > http://ovirt.org/wiki/Node_Building
>> >> >> > > > > > > >
>> >> >> > > > > > > > maybe I should rebuild the iso from the ovirt node
>> >> >> > > > > > > > source tree
>> >> >as you have pulled in archipel changes yesterday. How do I do that?
>> >> >> > > > > > >
>> >> >> > > > > > > git fetch http://gerrit.ovirt.org/p/ovirt-node
>> >> >> > > > > > > refs/changes/38/1738/1 && git checkout FETCH_HEAD
>> >> >> > > > > > >
>> >> >> > > > > > > That command will checkout the current version of
>> >> >> > > > > > > the archipel-node changes.  Then you can just follow
>> >> >> > > > > > > the Node_Building process.  Note that the changes
>> >> >> > > > > > > aren't merged into master yet.  I'm still in the
>> >> >> > > > > > > process of reviewing
>> >them.
>> >> >> > > > > > >
>> >> >> > > > > > > Mike
>> >> >> > > > > > > >
>> >> >> > > > > > > > - David
>> >> >> > > > > > > >
>> >> >> > > > > > > >
>> >> >> > > > > > > > >-----Original Message-----
>> >> >> > > > > > > > >From: Mike Burns [mailto:mburns at redhat.com]
>> >> >> > > > > > > > >Sent: Thursday, February 09, 2012 7:22 AM
>> >> >> > > > > > > > >To: Li, David
>> >> >> > > > > > > > >Cc: Perry Myers; users at ovirt.org
>> >> >> > > > > > > > >Subject: Re: [Users] Pxeboot
>> >> >> > > > > > > > >
>> >> >> > > > > > > > >On Thu, 2012-02-09 at 07:06 -0800, Li, David wrote:
>> >> >> > > > > > > > >> Mike,
>> >> >> > > > > > > > >>
>> >> >> > > > > > > > >> I added adminpw as a kernel option. After boot,
>> >> >> > > > > > > > >> I tried
>> >> >"admin/abc123"
>> >> >> > > > > > > > >> and "root/abc123" but not able to login.
>> >> >> > > > > > > > >> Any idea?
>> >> >> > > > > > > > >>
>> >> >> > > > > > > > >
>> >> >> > > > > > > > >Are there any errors in your build or boot logs?
>> >> >> > > > > > > > >
>> >> >> > > > > > > > >Mike
>> >> >> > > > > > > > >
>> >> >> > > > > > > > >> David
>> >> >> > > > > > > > >>
>> >> >> > > > > > > > >>
>> >> >> > > > > > > > >> >-----Original Message-----
>> >> >> > > > > > > > >> >From: Mike Burns [mailto:mburns at redhat.com]
>> >> >> > > > > > > > >> >Sent: Wednesday, February 08, 2012 6:53 PM
>> >> >> > > > > > > > >> >To: Li, David
>> >> >> > > > > > > > >> >Cc: Perry Myers; users at ovirt.org
>> >> >> > > > > > > > >> >Subject: Re: [Users] Pxeboot
>> >> >> > > > > > > > >> >
>> >> >> > > > > > > > >> >On Wed, 2012-02-08 at 17:11 -0800, Li, David wrote:
>> >> >> > > > > > > > >> >> Ok, I built an iso out of archipel and
>> >> >> > > > > > > > >> >> pxebooted it with stateless option.  Now
>> >> >> > > > > > > > >> >I got a "localhost" login prompt.  Any idea
>> >> >> > > > > > > > >> >what should I put
>> >> >in as user/pwd?
>> >> >> > > > > > > > >> >> David
>> >> >> > > > > > > > >> >
>> >> >> > > > > > > > >> >You will need to pass a password in on the
>> >> >> > > > > > > > >> >command line as well
>> >> >> > > > > > > > >> >
>> >> >> > > > > > > > >> >adminpw=<hashed_password>
>> >> >> > > > > > > > >> >
>> >> >> > > > > > > > >> >You can generate the hashed password using:
>> >> >> > > > > > > > >> >
>> >> >> > > > > > > > >> >$ openssl passwd
>> >> >> > > > > > > > >> >
>> >> >> > > > > > > > >> >Assuming the password was abc123
>> >> >> > > > > > > > >> >
>> >> >> > > > > > > > >> >$ openssl passwd abc123
>> >> >> > > > > > > > >> >tKrQfufCbosr6
>> >> >> > > > > > > > >> >
>> >> >> > > > > > > > >> >adminpw=tKrQfufCbosr6
>> >> >> > > > > > > > >> >
>> >> >> > > > > > > > >> >Mike
>> >> >> > > > > > > > >> >
>> >> >> > > > > > > > >> >>
>> >> >> > > > > > > > >> >> >-----Original Message-----
>> >> >> > > > > > > > >> >> >From: Mike Burns [mailto:mburns at redhat.com]
>> >> >> > > > > > > > >> >> >Sent: Wednesday, February 08, 2012 4:31 PM
>> >> >> > > > > > > > >> >> >To: Li, David
>> >> >> > > > > > > > >> >> >Cc: Perry Myers; users at ovirt.org
>> >> >> > > > > > > > >> >> >Subject: RE: [Users] Pxeboot
>> >> >> > > > > > > > >> >> >
>> >> >> > > > > > > > >> >> >On Wed, 2012-02-08 at 15:43 -0800, Li, David
>wrote:
>> >> >> > > > > > > > >> >> >> Ok, I think we are on the same page now
>> >> >> > > > > > > > >> >> >> regarding
>> >> >stateless node.
>> >> >> > > > > > > > >> >> >> It looks like the achipel diff you just
>> >> >> > > > > > > > >> >> >> pulled in might be able to do this. But I
>> >> >> > > > > > > > >> >> >> can't quite make it out what the kernel
>> >> >> > > > > > > > >> >> >> option should
>> >> >> > > > > > > > >be.
>> >> >> > > > > > > > >> >> >> Is it "stateless=1"?
>> >> >> > > > > > > > >> >> >>
>> >> >> > > > > > > > >> >> >
>> >> >> > > > > > > > >> >> >stateless=1 or just stateless, both will work.
>> >> >> > > > > > > > >> >> >
>> >> >> > > > > > > > >> >> >
>> >> >> > > > > > > > >> >> >> David
>> >> >> > > > > > > > >> >> >>
>> >> >> > > > > > > > >> >> >> >-----Original Message-----
>> >> >> > > > > > > > >> >> >> >From: Mike Burns
>> >> >> > > > > > > > >> >> >> >[mailto:mburns at redhat.com]
>> >> >> > > > > > > > >> >> >> >Sent: Wednesday, February 08, 2012 3:27
>> >> >> > > > > > > > >> >> >> >PM
>> >> >> > > > > > > > >> >> >> >To: Li, David
>> >> >> > > > > > > > >> >> >> >Cc: Perry Myers; users at ovirt.org
>> >> >> > > > > > > > >> >> >> >Subject: Re: [Users] Pxeboot
>> >> >> > > > > > > > >> >> >> >
>> >> >> > > > > > > > >> >> >> >On Wed, 2012-02-08 at 15:19 -0800, Li,
>> >> >> > > > > > > > >> >> >> >David
>> >wrote:
>> >> >> > > > > > > > >> >> >> >> Perry,
>> >> >> > > > > > > > >> >> >> >>
>> >> >> > > > > > > > >> >> >> >> I am glad you brought this up.
>> >> >> > > > > > > > >> >> >> >> I 'd be perfectly happy to run the
>> >> >> > > > > > > > >> >> >> >> root fs entirely in
>> >> >RAM.
>> >> >> > > > > > > > >> >> >> >> In fact that would
>> >> >> > > > > > > > >> >> >> >be ideal for me. It's just I am not
>> >> >> > > > > > > > >> >> >> >quite sure how to use pxeboot to achieve this.
>> >> >> > > > > > > > >> >> >> >>
>> >> >> > > > > > > > >> >> >> >> I am doing a test now using the
>> >> >> > > > > > > > >> >> >> >> tftpboot files
>> >> >created from the iso.
>> >> >> > > > > > > > >> >> >> >> As far as I see, the kernel boot
>> >> >> > > > > > > > >> >> >> >> options
>> >> >(pxelinux.cfg/default) has:
>> >> >> > > > > > > > >> >> >> >>
>> >> >> > > > > > > > >> >> >> >> root=live:/ovirt-node-image-2.2.2-1.1.
>> >> >> > > > > > > > >> >> >> >> fc1
>> >> >> > > > > > > > >> >> >> >> 6.i
>> >> >> > > > > > > > >> >> >> >> so
>> >> >> > > > > > > > >> >> >> >>
>> >> >> > > > > > > > >> >> >> >> With this I can only pxeboot to the
>> >> >> > > > > > > > >> >> >> >> intall screen.  What should I use to
>> >> >> > > > > > > > >> >> >> >> let the
>> >> >> > > > > > > > >> >> >> >kernel mount the root fs in memory?
>> >> >> > > > > > > > >> >> >> >Something like
>> >> >> > > > > > > > >root=/dev/ram0?
>> >> >> > > > > > > > >> >> >> >>
>> >> >> > > > > > > > >> >> >> >> David
>> >> >> > > > > > > > >> >> >> >
>> >> >> > > > > > > > >> >> >> >It's not currently possible with ovirt-node.
>> >> >> > > > > > > > >> >> >> >That's the whole stateless feature that
>> >> >> > > > > > > > >> >> >> >we outlined.  Once we actually have it
>> >> >> > > > > > > > >> >> >> >implemented, it will be something along
>> >> >> > > > > > > > >> >> >> >the lines of adding "stateless" to
>> >> >> > > > > > > > >> >> >the kernel commandline.
>> >> >> > > > > > > > >> >> >> >
>> >> >> > > > > > > > >> >> >> >Mike
>> >> >> > > > > > > > >> >> >> >>
>> >> >> > > > > > > > >> >> >> >>
>> >> >> > > > > > > > >> >> >> >> >-----Original Message-----
>> >> >> > > > > > > > >> >> >> >> >From: Perry Myers
>> >> >> > > > > > > > >> >> >> >> >[mailto:pmyers at redhat.com]
>> >> >> > > > > > > > >> >> >> >> >Sent: Wednesday, February 08, 2012
>> >> >> > > > > > > > >> >> >> >> >2:54 PM
>> >> >> > > > > > > > >> >> >> >> >To: Mike Burns
>> >> >> > > > > > > > >> >> >> >> >Cc: Li, David; users at ovirt.org
>> >> >> > > > > > > > >> >> >> >> >Subject: Re: [Users] Pxeboot
>> >> >> > > > > > > > >> >> >> >> >
>> >> >> > > > > > > > >> >> >> >> >On 02/08/2012 05:03 PM, Mike Burns wrote:
>> >> >> > > > > > > > >> >> >> >> >> On Wed, 2012-02-08 at 13:46 -0800,
>> >> >> > > > > > > > >> >> >> >> >> Li, David
>> >> >wrote:
>> >> >> > > > > > > > >> >> >> >> >>> Mike,
>> >> >> > > > > > > > >> >> >> >> >>>
>> >> >> > > > > > > > >> >> >> >> >>> If I understand this correctly,
>> >> >> > > > > > > > >> >> >> >> >>> today I should be able to pxeboot
>> >> >> > > > > > > > >> >> >> >> >>> and nfs mount the
>> >> >root fs from a remote server.
>> >> >> > > > > > > > >> >> >> >> >>> Apart from setting up the pxe
>> >> >> > > > > > > > >> >> >> >> >>> stuff, I 'd have to populate the
>> >> >> > > > > > > > >> >> >> >> >>> ovirt node root fs on the server
>> >> >> > > > > > > > >> >> >> >> >>> - perhaps steal it from a disk install.
>> >> >> > > > > > > > >> >> >> >> >>> In other words I am concerned
>> >> >> > > > > > > > >> >> >> >> >>> about the point from which the
>> >> >> > > > > > > > >> >> >> >> >>> kernel starts to execute /init
>> >> >> > > > > > > > >> >> >> >> >>> script (in the initramfs) to the
>> >> >point /init is able to mount the final root fs from a remote server.
>> >> >> > > > > > > > >> >> >> >> >>
>> >> >> > > > > > > > >> >> >> >> >> No, there is no way to set this up
>> >> >> > > > > > > > >> >> >> >> >> currently in
>> >> >ovirt-node.
>> >> >> > > > > > > > >> >> >> >> >> You could install using a remote
>> >> >> > > > > > > > >> >> >> >> >> iscsi lun if you have a hardware
>> >> >> > > > > > > > >> >> >> >> >> iscsi HBA, but there isn't a way to
>> >> >> > > > > > > > >> >> >> >> >> mount a remote nfs share as the
>> >> >> > > > > > > > >> >> >root fs.
>> >> >> > > > > > > > >> >> >> >> >>
>> >> >> > > > > > > > >> >> >> >> >> Supporting a remote NFS share as
>> >> >> > > > > > > > >> >> >> >> >> the root fs isn't even something
>> >> >> > > > > > > > >> >> >> >> >> that requested as an RFE at this
>> >> >> > > > > > > > >> >> >> >> >> point or on the roadmap as far as
>> >> >I'm aware.
>> >> >> > > > > > > > >> >> >> >> >>
>> >> >> > > > > > > > >> >> >> >> >> It sounds like what you're really
>> >> >> > > > > > > > >> >> >> >> >> looking for is a shared root fs
>> >> >> > > > > > > > >> >> >> >> >> that multiple hosts could use.
>> >> >> > > > > > > > >> >> >> >> >> This is something that we will
>> >> >> > > > > > > > >> >> >> >> >> probably look into eventually, but
>> >> >> > > > > > > > >> >> >> >> >> it's not on the immediate
>> >> >> > > > > > > > >> >> >roadmap.
>> >> >> > > > > > > > >> >> >> >> >
>> >> >> > > > > > > > >> >> >> >> >Given that the rootfs of oVirt Node
>> >> >> > > > > > > > >> >> >> >> >is fairly small and in a truly
>> >> >> > > > > > > > >> >> >> >> >stateless environment would just run
>> >> >> > > > > > > > >> >> >> >> >out of system RAM, there's no real
>> >> >> > > > > > > > >> >> >> >> >reason to try to do a shared NFS
>> >> >> > > > > > > > >> >> >> >> >based
>> >> >> > > > > > > > >rootfs.
>> >> >> > > > > > > > >> >> >> >> >It's an unnecessary complication I
>> >> >> > > > > > > > >> >> >> >> >think, if the end goal is to move to
>> >> >> > > > > > > > >> >> >> >> >truly
>> >> >> > > > > > > > >> >> >> >stateless.
>> >> >> > > > > > > > >> >> >> >> >
>> >> >> > > > > > > > >> >> >> >> >For larger systems where the rootfs
>> >> >> > > > > > > > >> >> >> >> >is on the order of GB's, shared root
>> >> >> > > > > > > > >> >> >> >> >may make more
>> >> >sense.
>> >> >> > > > > > > > >> >> >> >>
>> >> >____________________________________________
>> >> >> > > > > > > > >> >> >> >> ___ Users mailing list Users at ovirt.org
>> >> >> > > > > > > > >> >> >> >> http://lists.ovirt.org/mailman/listinf
>> >> >> > > > > > > > >> >> >> >> o/u
>> >> >> > > > > > > > >> >> >> >> ser
>> >> >> > > > > > > > >> >> >> >> s
>> >> >> > > > > > > > >> >> >> >
>> >> >> > > > > > > > >> >> >>
>> >> >> > > > > > > > >> >> >
>> >> >> > > > > > > > >> >>
>> >> >> > > > > > > > >> >>
>> >> >_______________________________________________
>> >> >> > > > > > > > >> >> Users mailing list Users at ovirt.org
>> >> >> > > > > > > > >> >> http://lists.ovirt.org/mailman/listinfo/user
>> >> >> > > > > > > > >> >> s
>> >> >> > > > > > > > >> >
>> >> >> > > > > > > > >>
>> >> >> > > > > > > > >>
>> >> >_______________________________________________
>> >> >> > > > > > > > >> Users mailing list Users at ovirt.org
>> >> >> > > > > > > > >> http://lists.ovirt.org/mailman/listinfo/users
>> >> >> > > > > > > > >
>> >> >> > > > > > > >
>> >> >> > > > > > >
>> >> >> > > > > > >
>> >> >> > > > > > >
>_______________________________________________
>> >> >> > > > > > > Users mailing list
>> >> >> > > > > > > Users at ovirt.org
>> >> >> > > > > > > http://lists.ovirt.org/mailman/listinfo/users
>> >> >> > > > > >
>> >> >> > > > > >
>> >> >> > > > > >
>_______________________________________________
>> >> >> > > > > > Users mailing list
>> >> >> > > > > > Users at ovirt.org
>> >> >> > > > > > http://lists.ovirt.org/mailman/listinfo/users
>> >> >> > > > >
>> >> >> > > > >
>> >> >> > > >
>> >> >> > > >
>> >> >> > >
>> >> >> > >
>> >> >> > > _______________________________________________
>> >> >> > > Users mailing list
>> >> >> > > Users at ovirt.org
>> >> >> > > http://lists.ovirt.org/mailman/listinfo/users
>> >> >> >
>> >> >> >
>> >> >> > _______________________________________________
>> >> >> > Users mailing list
>> >> >> > Users at ovirt.org
>> >> >> > http://lists.ovirt.org/mailman/listinfo/users
>> >> >>
>> >> >>
>> >> >> _______________________________________________
>> >> >> Users mailing list
>> >> >> Users at ovirt.org
>> >> >> http://lists.ovirt.org/mailman/listinfo/users
>> >> >
>> >>
>> >> _______________________________________________
>> >> Users mailing list
>> >> Users at ovirt.org
>> >> http://lists.ovirt.org/mailman/listinfo/users
>> >
>>
>

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