Andy

I use CentOS 6.2 as KVM host.

--
Thank you,

Dmitri Chebotarov
Virtual Computing Lab Systems Engineer, TSD - Ent Servers & Messaging
223 Aquia Building, Ffx, MSN: 1B5
Phone: (703) 993-6175
Fax: (703) 993-3404


On Tuesday, June 12, 2012 at 14:42 , Andy Kurth wrote:

> I'll look into the problems you have encountered. What OS are you
> using for your KVM host?
> -Andy
> 
> On Mon, Jun 11, 2012 at 2:41 PM, Dmitri Chebotarov <dcheb...@gmu.edu 
> (mailto:dcheb...@gmu.edu)> wrote:
> > Hi
> > 
> > I may have found the issue with image name in libvirt.
> > I don't know if it breaks anything else in libvirt (i.e. update image).
> > Once I made following change, I'm able to capture new image AND reload newly
> > captured image to a computer with no issues.
> > Here is diff file: (also attached).
> > 
> > # diff /tmp/libvirt.pm-RC3 Module/Provisioning/libvirt.pm
> > 3c3
> > < # $Id$
> > ---
> > > # $Id: libvirt.pm 1341477 2012-05-22 13:47:34Z fapeeler $
> > 
> > 325,326c325,327
> > < my $new_image_name = $self->get_new_image_name();
> > < $self->data->set_image_name($new_image_name);
> > ---
> > > my $new_image_name = $image_name;
> > > #my $new_image_name = $self->get_new_image_name();
> > > #$self->data->set_image_name($new_image_name);
> > > 
> > 
> > 
> > 
> > I still cannot make reservation for KVM-based image.
> > Getting 'Available Times' dialog box every time when selecting KVM-based
> > image.
> > 
> > I think it has something todo with imagetype. It's 29, which is bare-metal,
> > using partimage, i.e. xCAT.
> > 
> > --
> > Thank you,
> > 
> > Dmitri Chebotarov
> > Virtual Computing Lab Systems Engineer, TSD - Ent Servers & Messaging
> > 223 Aquia Building, Ffx, MSN: 1B5
> > Phone: (703) 993-6175
> > Fax: (703) 993-3404
> > 
> > On Friday, June 8, 2012 at 12:08 , Dmitri Chebotarov wrote:
> > 
> > Hi
> > 
> > It looks like image name changes during image capture process. The capture
> > starts with one image name and finishes with a different image name:
> > 
> > start:
> > 
> > VCL IMAGE Creation Started: centos5image-LinuxCentOS62KVMv399-v0
> > 
> > finish:
> > 
> > VCL IMAGE Creation Completed: centos5-LinuxCentOS62KVMv3-99-v0
> > 
> > Imagename in 'vcl.image' table and 'vcl.imagerevision' table is different.
> > Once I update the name in 'vcl.imagerevision' table to match the name in
> > 'vcl.image', I can reload newly captured image fine.
> > 
> > I.e.:
> > 
> > SELECT imagename FROM imagerevision where imageid=99 and production=1
> > 
> > centos5-LinuxCentOS62KVMv3-99-v0
> > 
> > SELECT name FROM image where id=99
> > 
> > centos5image-LinuxCentOS62KVMv399-v0
> > 
> > I'm attaching image capture log file.
> > 
> > I've tried to trace where the image name changes, but cannot find it in the
> > code (libvirt.pm).
> > 
> > 
> > 
> > --
> > Thank you,
> > 
> > Dmitri Chebotarov
> > Virtual Computing Lab Systems Engineer, TSD - Ent Servers & Messaging
> > 223 Aquia Building, Ffx, MSN: 1B5
> > Phone: (703) 993-6175
> > Fax: (703) 993-3404
> > 
> > On Thursday, June 7, 2012 at 17:15 , Dmitri Chebotarov wrote:
> > 
> > Hi
> > 
> > Have anyone else tried Libvirt support in VCL 2.3?
> > 
> > I'm getting this error, not sure if it's specific to my configuration (# svn
> > up At revision 1347799)
> > 
> > During base image capture VCL creates two files per VM in "Virtual Disk
> > Path" folder (I'm using qcow2 disk format):
> > 
> > qemu-img convert "/var/lib/libvirt/images/Linux_CentOS_62.img" -O qcow2
> > "/var/lib/libvirt/images/baseImages/centos5image-linuxkvm898-v0.qcow2"
> > 
> > two files created:
> > 
> > centos5image-linuxkvm898-v0.qcow2
> > 
> > centos5-linuxkvm8-98-v0.xml
> > 
> > The content of centos5-linuxkvm8-98-v0.xml is:
> > 
> > # cat centos5-linuxkvm8-98-v0.xml
> > HASH(0x154d9a50)
> > 
> > 
> > When I try to reload a computer with new image, VCL is trying to use .xml
> > file as disk image and reload fails.
> > 
> > Once I delete .xml and rename image file, it works fine:
> > 
> > rm -f centos5-linuxkvm8-98-v0.xml
> > mv centos5image-linuxkvm898-v0.qcow2 centos5-linuxkvm8-98-v0.qcow2
> > 
> > Llog file:
> > 
> > |27378|484:476|reload|utils.pm:insertloadlog(3701)|inserted computer=98,
> > loadimageblade, sandbox-vcl-20 must be reloaded with centos5-linuxkvm8-98-v0
> > 2012-06-07 16:42:46|27378|484:476|reload|new.pm:reload_image(616)|calling
> > VCL::Module::Provisioning::libvirt->does_image_exist()
> > 2012-06-07 16:42:46|27378|484:476|reload|OS.pm:find_files(2801)|attempting
> > to find files on BC1-12, base directory path:
> > '/var/lib/libvirt/images/baseImages/', pattern: centos5-linuxkvm8-98-v0.*,
> > command: /usr/bin/find "/var/lib/libvirt/images/baseImages/" -type f -iname
> > "centos5-linuxkvm8-98-v0.*"
> > 2012-06-07 16:42:46|27378|484:476|reload|OS.pm:find_files(2829)|files found:
> > 1, base directory: '/var/lib/libvirt/images/baseImages/', pattern:
> > 'centos5-linuxkvm8-98-v0.*'
> > |27378|484:476|reload| command: '/usr/bin/find
> > "/var/lib/libvirt/images/baseImages/" -type f -iname
> > "centos5-linuxkvm8-98-v0.*"', output:
> > |27378|484:476|reload|
> > /var/lib/libvirt/images/baseImages/centos5-linuxkvm8-98-v0.xml
> > 2012-06-07
> > 16:42:46|27378|484:476|reload|libvirt.pm:get_master_image_file_path(1011)|found
> > master image file on BC1-12:
> > /var/lib/libvirt/images/baseImages/centos5-linuxkvm8-98-v0.xml
> > 2012-06-07
> > 16:42:46|27378|484:476|reload|Module.pm:new(203)|VCL::Module::Semaphore
> > object created, address: 2179cfe0
> > 2012-06-07
> > 16:42:46|27378|484:476|reload|Module.pm:code_loop_timeout(879)|attempting to
> > open lockfile, maximum of 7200 seconds
> > 2012-06-07
> > 16:42:46|27378|484:476|reload|Semaphore.pm:open_lockfile(175)|opened and
> > obtained an exclusive lock on file:
> > /tmp/master-centos5-linuxkvm8-98-v0.semaphore
> > 2012-06-07
> > 16:42:46|27378|484:476|reload|Semaphore.pm:open_lockfile(182)|wrote to file:
> > /tmp/master-centos5-linuxkvm8-98-v0.semaphore, contents:
> > |27378|484:476|reload| '27378 vcld 484:476 reload sandbox-vcl-20>BC1-12
> > centos5-linuxkvm8-98-v0 vclreload'
> > 2012-06-07
> > 16:42:46|27378|484:476|reload|Module.pm:code_loop_timeout(899)|attempting to
> > open lockfile, code returned true
> > 2012-06-07
> > 16:42:46|27378|484:476|reload|Module.pm:get_semaphore(977)|created
> > 'master:centos5-linuxkvm8-98-v0' Semaphore object, memory address: 2179cfe0
> > 2012-06-07
> > 16:42:46|27378|484:476|reload|utils.pm:run_ssh_command(4928)|executing SSH
> > command on BC1-12:
> > |27378|484:476|reload| /usr/bin/ssh -i /etc/vcl/vcl.key -o
> > StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null -o
> > ConnectionAttempts=1 -o ConnectTimeout=3 -l root -p 22 -x BC1-12 'stat
> > \/var\/lib\/libvirt\/images\/baseImages\/centos5\-linuxkvm8\-98\-v0\.xml'
> > 2>&1
> > 2012-06-07
> > 16:42:46|27378|484:476|reload|utils.pm:run_ssh_command(5046)|run_ssh_command
> > output:
> > |27378|484:476|reload| File:
> > `/var/lib/libvirt/images/baseImages/centos5-linuxkvm8-98-v0.xml'
> > |27378|484:476|reload| Size: 16 Blocks: 0 IO Block: 65536
> > regular file
> > |27378|484:476|reload| Device: 1bh/27d Inode: 24549393 Links: 1
> > |27378|484:476|reload| Access: (0644/-rw-r--r--) Uid: ( 0/ root)
> > Gid: ( 0/ root)
> > |27378|484:476|reload| Access: 2012-06-07 16:45:02.507151000 -0400
> > |27378|484:476|reload| Modify: 2012-06-07 16:45:02.507153000 -0400
> > |27378|484:476|reload| Change: 2012-06-07 16:45:02.507153000 -0400
> > 2012-06-07 16:42:46|27378|484:476|reload|utils.pm:run_ssh_command(5060)|SSH
> > command executed on BC1-12, returning (0, "File:
> > `/var/lib/libvirt/images...")
> > 2012-06-07
> > 16:42:46|27378|484:476|reload|Linux.pm:file_exists(1335)|'/var/lib/libvirt/images/baseImages/centos5-linuxkvm8-98-v0.xml'
> > exists on BC1-12, files: 1, directories: 0, links: 0
> > 2012-06-07
> > 16:42:46|27378|484:476|reload|libvirt.pm:does_image_exist(478)|centos5-linuxkvm8-98-v0
> > image exists on BC1-12:
> > /var/lib/libvirt/images/baseImages/centos5-linuxkvm8-98-v0.xml
> > 
> > 
> > --
> > Thank you,
> > 
> > Dmitri Chebotarov
> > Virtual Computing Lab Systems Engineer, TSD - Ent Servers & Messaging
> > 223 Aquia Building, Ffx, MSN: 1B5
> > Phone: (703) 993-6175
> > Fax: (703) 993-3404
> > 
> > On Thursday, June 7, 2012 at 14:18 , Dmitri Chebotarov wrote:
> > 
> > 
> > Hi
> > 
> > 
> > 
> > Has anyone tried KVM support in 2.3?
> > 
> > I got it working to a point where I can capture a Linux image and able to
> > reload a VM computer with new KVM-based image via 'Manage Computers'.
> > The VM is available and I confirmed that VM is 'running' on KVM host.
> > 
> > However when I make reservation of the KVM image, VCL tries to load the
> > image using xCAT, not libvirt.
> > 
> > The image is listed with type 46, which is Bare Metal RedHat.
> > Do I need to add new OSid / OSinstalltype for libvirt?
> > 
> > --
> > Thank you,
> > 
> > Dmitri Chebotarov
> > Virtual Computing Lab Systems Engineer, TSD - Ent Servers & Messaging
> > 223 Aquia Building, Ffx, MSN: 1B5
> > Phone: (703) 993-6175
> > Fax: (703) 993-3404
> > 
> > 
> > 
> > 
> > Attachments:
> > - capture1.txt
> > 
> 
> 
> 


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