Ya thanks for telling this. But what if I want to give my Xen virtual machine 128MB RAM only. Isn't it possible? Because if I give 128MB koan always fails during balloning. While if I don't use koan + cobbler I can install xen virtual machine with 128 MB RAM support only. Hope you got my point. Regards SysAdmin <div>On 4/2/07, Michael DeHaan <<a href="mailto:mdehaan@redhat.com">mdehaan@redhat.com</a>> wrote: <blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">niyaz chistee wrote: > Hello, > > Finally I got rid of the dhcp problem. I'm glad you got your problems figured out. As you can guess, the balloon message was about you not having enough RAM. Xen isn't completely obvious about what goes wrong when, this is true :) > But I had to stop my dummy0 virtual network interface in dom0 host and > have to bridge my xenbr1 to eth1 (physical wireless device on dom0 > host). The installation started without asking me anything (that was > real great un-attended installation). > The only thing it asked was when it was about to create the > partitions. It asked me whether it should format the whole disk or > not. When I pressed Yes it continued. If I want it to not ask this > thing what should I do. And one more thing after installation it stop > and asked me to press reboot button. There are some sample kickstarts in /etc/cobbler that you could use, particularly one that is tailored to creating really small Xen guests. > If I want it to automatically reboot then what should I do. I guess > something %post directive. reboot goes in the main section of the kickstart, not post. For an example, see /etc/cobbler/kickstart_fc6_domU.ks > Please help. And one more thing, I had to made huge modifications in > my kickstart file. So I am posting it once more. Hope it help you guys > in getting me: > > install > nfs --server= <a href="http://192.168.1.5">192.168.1.5</a> <<a href="http://192.168.1.5">http://192.168.1.5</a>> --dir=/rhel5/Dump > key <HIDDEN> > lang en_US.UTF-8 > network --bootproto=bootp --device=eth0 --onboot=on > rootpw --iscrypted $1$VwD9nalr$06K0bUawzanX72gNk0es91 > firewall --disabled > authconfig --enableshadow --enablemd5 > selinux --disabled > timezone --utc Asia/Calcutta > bootloader --location=mbr --driveorder=xvda --append="console=xvc0" > # The following is the partition information you requested > # Note that any partitions you deleted are not expressed > # here so unless you clear all partitions first, this is > # not guaranteed to work > clearpart --all --drives=xvda > part /boot --fstype ext3 --size=100 --ondisk=xvda > part pv.2 --size=0 --grow --ondisk=xvda > volgroup VolGroup00 --pesize=32768 pv.2 > logvol / --fstype ext3 --name=LogVol00 --vgname=VolGroup00 --size=1024 > --grow > logvol swap --fstype swap --name=LogVol01 --vgname=VolGroup00 > --size=144 --grow --maxsize=288 > > %packages > @admin-tools > @base > @core > > > On 3/31/07, *niyaz chistee* < <a href="mailto:prime.provogue@gmail.com">prime.provogue@gmail.com</a> > <mailto:<a href="mailto:prime.provogue@gmail.com">prime.provogue@gmail.com</a>> > wrote: > > Hello guys, > > I somehow overcome the balloon problem. What I did was I delete > the system and profile by > cobbler system remove --name=<system_mac> > cobbler profile remove --name=<profile_name> > > And I added again the profile but this time I gave > --virt-ram-size=256 (as this was where koan reported warning > earlier) and then I created system as I did previously. > Then I ran koan once again (as I did earlier) but now a new > problem. It starts the virtual machine and ask me to connect to it > via xm console. I did so but it hangs during acquiring ip address > from dhcp. After sometime it ask me to give ip address manually I > do so ( <a href="http://10.1.1.45/255.255.255.0">10.1.1.45/255.255.255.0 </a> <<a href="http://10.1.1.45/255.255.255.0">http://10.1.1.45/255.255.255.0</a>> > gateway <a href="http://10.1.1.1">10.1.1.1</a> <<a href="http://10.1.1.1">http://10.1.1.1</a>>) but then it reports error in > getting nfs:/10.1.1.1/rhel5/Dump/ks.cfg. I have figured out the > problem. But don't know how to resolve it. > It is the same as I mentioned earlier. I have two network > interfaces. One is eth1 (wireless device) and other is dummy0 > (virtual network interface). All the communication of xen vm's > with the xen dom0 is done via a bridge xenbr1 which is mapped to > dummy0. And in the dhcpd.conf there is nothing for the subnet > <a href="http://10.1.1.0">10.1.1.0</a> <<a href="http://10.1.1.0">http://10.1.1.0</a>> and if I do manually (as of now cobbler > is managing my dhcpd.con) it reports error and doesn't start dhcpd > service. The error is logged into /var/log/messages and it is > shown below: > > Mar 31 10:05:01 server dhcpd: Internet Systems Consortium DHCP > Server V3.0.5-RedHat > Mar 31 10:05:01 server dhcpd: Copyright 2004-2006 Internet Systems > Consortium. > Mar 31 10:05:01 server dhcpd: All rights reserved. > Mar 31 10:05:01 server dhcpd: For info, please visit > <a href="http://www.isc.org/sw/dhcp/">http://www.isc.org/sw/dhcp/ </a> > Mar 31 10:05:01 server dhcpd: Wrote 0 deleted host decls to leases > file. > Mar 31 10:05:01 server dhcpd: Wrote 0 new dynamic host decls to > leases file. > Mar 31 10:05:01 server dhcpd: Wrote 0 leases to leases file. > Mar 31 10:05:01 server dhcpd: > Mar 31 10:05:01 server dhcpd: No subnet declaration for eth1 ( > <a href="http://192.168.1.5">192.168.1.5</a> <<a href="http://192.168.1.5">http://192.168.1.5 </a>>). > Mar 31 10:05:01 server dhcpd: ** Ignoring requests on eth1. If > this is not what > Mar 31 10:05:01 server dhcpd: you want, please write a subnet > declaration > Mar 31 10:05:01 server dhcpd: in your dhcpd.conf file for the > network segment > Mar 31 10:05:01 server dhcpd: to which interface eth1 is > attached. ** > Mar 31 10:05:01 server dhcpd: > Mar 31 10:05:01 server dhcpd: > Mar 31 10:05:01 server dhcpd: Not configured to listen on any > interfaces! > Mar 31 10:05:01 server dhcpd: > Mar 31 10:05:01 server dhcpd: If you did not get this software > from <a href="http://ftp.isc.org">ftp.isc.org</a> <<a href="http://ftp.isc.org">http://ftp.isc.org</a>>, please > Mar 31 10:05:01 server dhcpd: get the latest from <a href="http://ftp.isc.org">ftp.isc.org</a> > <<a href="http://ftp.isc.org">http://ftp.isc.org</a>> and install that before > Mar 31 10:05:01 server dhcpd: requesting help. > Mar 31 10:05:01 server dhcpd: > Mar 31 10:05:01 server dhcpd: If you did get this software from > <a href="http://ftp.isc.org">ftp.isc.org</a> <<a href="http://ftp.isc.org">http://ftp.isc.org</a>> and have not > Mar 31 10:05:01 server dhcpd: yet read the README, please read it > before requesting help. > Mar 31 10:05:01 server dhcpd: If you intend to request help from > the <a href="mailto:dhcp-server@isc.org">dhcp-server@isc.org</a> <mailto:<a href="mailto:dhcp-server@isc.org">dhcp-server@isc.org </a>> > Mar 31 10:05:01 server dhcpd: mailing list, please read the > section on the README about > Mar 31 10:05:01 server dhcpd: submitting bug reports and requests > for help. > Mar 31 10:05:01 server dhcpd: > Mar 31 10:05:01 server dhcpd: Please do not under any > circumstances send requests for > Mar 31 10:05:01 server dhcpd: help directly to the authors of this > software - please > Mar 31 10:05:01 server dhcpd: send them to the appropriate mailing > list as described in > Mar 31 10:05:01 server dhcpd: the README file. > Mar 31 10:05:01 server dhcpd: > Mar 31 10:05:01 server dhcpd: exiting. > Mar 31 10:05:01 server dhcpd: dhcpd startup failed > > If you want me to give some more information please feel free to ask. > Thanks in advance > > Regards > SysAdmin > > > On 3/31/07, *niyaz chistee* <<a href="mailto:prime.provogue@gmail.com">prime.provogue@gmail.com</a> > <mailto:<a href="mailto:prime.provogue@gmail.com"> prime.provogue@gmail.com</a>>> wrote: > > Well I thought that I should go the other way. So I did this: > Note: I have my RHEL5 Dump in /rhel5/Dump > > cobbler distro add --name=rhel5 > --kernel=/rhel5/Dump/images/xen/vmlinuz > --initrd=/rhel5/Dump/images/initrd.img > > This ran good. Then I did the following: > > cobbler profile add --name=redhat5x --distro=rhel5 > --kickstart=/rhel5/Dump/ks.cfg --virt-file-size=2 --virt-ram=128 > cobbler system add --name=00:16:3E:5F:93:6A --profile=redhat5x > > Okay Now I exported my /rhel5/Dump via NFS. Here's cat > /etc/exports > /rhel5/Dump <a href="http://10.1.1.0/255.255.255.0(rw,sync,no_root_squash)">10.1.1.0/255.255.255.0(rw,sync,no_root_squash)</a> > <<a href="http://10.1.1.0/255.255.255.0%28rw,sync,no_root_squash%29"> http://10.1.1.0/255.255.255.0%28rw,sync,no_root_squash%29</a>> > > For the sake of convience I am also posting my > /rhel5/Dump/ks.cfg and /etc/dhcpd.conf > cat /etc/dhcpd.conf > # > ****************************************************************** > # Cobbler managed dhcpd.conf file > # generated from cobbler dhcp.conf template (Sat Mar 31 > 02:31:13 2007) > # > ****************************************************************** > ddns-update-style interim; > allow booting; > allow bootp; > ignore client-updates; > set vendorclass = option vendor-class-identifier; > subnet <a href="http://192.168.1.0">192.168.1.0</a> <<a href="http://192.168.1.0">http://192.168.1.0 </a>> netmask <a href="http://255.255.255.0">255.255.255.0</a> > <<a href="http://255.255.255.0">http://255.255.255.0</a>> { > option routers <a href="http://192.168.1.5"> 192.168.1.5</a> <<a href="http://192.168.1.5">http://192.168.1.5</a>>; > option subnet-mask <a href="http://255.255.255.0">255.255.255.0</a> <<a href="http://255.255.255.0">http://255.255.255.0 </a>>; > range dynamic-bootp <a href="http://192.168.1.100">192.168.1.100</a> > <<a href="http://192.168.1.100">http://192.168.1.100</a>> <a href="http://192.168.1.254">192.168.1.254 </a> <<a href="http://192.168.1.254">http://192.168.1.254</a>>; > filename "/pxelinux.0"; > default-lease-time 21600; > max-lease-time 43200; > next-server <a href="http://10.1.1.1">10.1.1.1</a> <<a href="http://10.1.1.1">http://10.1.1.1</a>>; > } > host label1 { > hardware ethernet 00:16:3E:5F:93:6A; > next-server <a href="http://10.1.1.1">10.1.1.1</a> <<a href="http://10.1.1.1">http://10.1.1.1</a>>; > } > > cat /rhel5/Dump/ks.cfg > install > url --url nfs: 10.1.1.1:/rhel5/Dump > key <I_AM_NOT_WRITING_IT> > lang en_US.UTF-8 > network --device eth0 --bootproto dhcp > rootpw --iscrypted $1$VwD9nalr$06K0bUawzanX72gNk0es91 > firewall --disabled > authconfig --enableshadow --enablemd5 > selinux --disabled > timezone --utc Asia/Calcutta > bootloader --location=mbr --driveorder=xvda > --append="console=xvc0" > # The following is the partition information you requested > # Note that any partitions you deleted are not expressed > # here so unless you clear all partitions first, this is > # not guaranteed to work > clearpart --all --drives=xvda > part /boot --fstype ext3 --size=100 --ondisk=xvda > part pv.2 --size=0 --grow --ondisk=xvda > volgroup VolGroup00 --pesize=32768 pv.2 > logvol / --fstype ext3 --name=LogVol00 --vgname=VolGroup00 > --size=1024 --grow > logvol swap --fstype swap --name=LogVol01 --vgname=VolGroup00 > --size=144 --grow --maxsize=288 > %packages > @admin-tools > @base > @core > @dialup > @java > @system-tools > @text-internet > > Now I started my portmap,tftp,nfs,httpd services and finally I > started koan. > > koan --virt --server=<a href="http://192.168.1.5">192.168.1.5</a> <<a href="http://192.168.1.5">http://192.168.1.5</a>> > --profile=redhat5x > It gave me this: > - processing profile: redhat5x > - fetching configuration for profile: redhat5x > - url= <a href="http://192.168.1.5/cobbler/profiles/redhat5x">http://192.168.1.5/cobbler/profiles/redhat5x </a> > - {'kickstart': 'nfs://10.1.1.1/rhel5/Dump/ks.cfg', 'name': > 'redhat5x', 'virt_ram': 128, 'repos': '', 'kernel_options': > 'ksdevice=eth0 lang= syslog= <a href="http://10.1.1.1:25150">10.1.1.1:25150</a> > <<a href="http://10.1.1.1:25150">http://10.1.1.1:25150</a>> text ', 'virt_file_size': 2, 'distro': > 'rhel5-xen', 'virt_paravirt': 'True', 'ks_meta': ''} > - fetching configuration for distro: rhel5-xen > - url=<a href="http://192.168.1.5/cobbler/distros/rhel5-xen"> http://192.168.1.5/cobbler/distros/rhel5-xen</a> > - {'kernel': '/rhel5/Dump/images/xen/vmlinuz', 'ks_meta': '', > 'breed': 'redhat', 'kernel_options': 'ksdevice=eth0 lang= > syslog= <a href="http://10.1.1.1:25150">10.1.1.1:25150</a> <<a href="http://10.1.1.1:25150">http://10.1.1.1:25150</a>> text ', > 'initrd': '/rhel5/Dump/images/xen/initrd.img', 'arch': 'x86', > 'name': 'rhel5-xen'} > - downloading initrd initrd.img to /tmp/initrd.img > - url=<a href="http://192.168.1.5/cobbler/images/rhel5-xen/initrd.img">http://192.168.1.5/cobbler/images/rhel5-xen/initrd.img </a> > - downloading kernel vmlinuz to /tmp/vmlinuz > - url= <a href="http://192.168.1.5/cobbler/images/rhel5-xen/vmlinuz">http://192.168.1.5/cobbler/images/rhel5-xen/vmlinuz</a> > - kernel saved = /tmp/vmlinuz > - initrd saved = /tmp/initrd.img > - invalid RAM size specified, defaulting to 256 MB > libvir: Xen Daemon error : POST operation failed: ( xend.err > 'Error creating domain: The privileged domain did not balloon!') > Failed to create domain 00_16_3E_5C_D5_0C > Traceback (most recent call last): > File "/usr/lib/python2.4/site-packages/koan/app.py", line > 97, in main > k.run() > File "/usr/lib/python2.4/site-packages/koan/app.py", line > 152, in run > self.do_virt() > File "/usr/lib/python2.4/site-packages/koan/app.py", line > 297, in do_virt > return self.do_net_install("/tmp",after_download) > File "/usr/lib/python2.4/site-packages/koan/app.py", line > 253, in do_net_install > after_download(self, distro_data, profile_data) > File "/usr/lib/python2.4/site-packages/koan/app.py", line > 296, in after_download > self.do_virt_net_install (profile_data, distro_data) > File "/usr/lib/python2.4/site-packages/koan/app.py", line > 600, in do_virt_net_install > extra=kextra > File "/usr/lib/python2.4/site-packages/koan/virtcreate.py", > line 102, in start_paravirt_install > guest.start_install() > File > "/usr/lib/python2.4/site-packages/virtinst/ParaVirtGuest.py", > line 220, in start_install > return XenGuest.XenGuest.start_install(self, consolecb) > File > "/usr/lib/python2.4/site-packages/virtinst/XenGuest.py", line > 367, in start_install > self.domain = self.conn.createLinux(cxml, 0) > File "/usr/lib/python2.4/site-packages/libvirt.py", line > 249, in createLinux > if ret is None:raise libvirtError('virDomainCreateLinux() > failed') > libvirtError: virDomainCreateLinux() failed > > I don't know what happened during the ballon but it didn't > created the virtual machine I was expecting. > One more thing I would like to through light on is that I have > configured a virtual dummy0 network interface which is bridged > to xenbr1. Here's my ifconfig(not shown are the xen virtual > interfaces): > dummy0 Link encap:Ethernet HWaddr F6:42:E2:23:B6:57 > inet addr:<a href="http://10.1.1.1">10.1.1.1</a> <<a href="http://10.1.1.1">http://10.1.1.1 </a>> Bcast: > <a href="http://10.1.1.255">10.1.1.255</a> <<a href="http://10.1.1.255">http://10.1.1.255</a>> Mask:<a href="http://255.255.255.0">255.255.255.0</a> > <<a href="http://255.255.255.0"> http://255.255.255.0</a>> > inet6 addr: fe80::f442:e2ff:fe23:b657/64 Scope:Link > UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 > RX packets:41 errors:0 dropped:0 overruns:0 frame:0 > TX packets:154 errors:0 dropped:0 overruns:0 carrier:0 > collisions:0 txqueuelen:0 > RX bytes:7438 (7.2 KiB) TX bytes:11815 (11.5 KiB) > eth1 Link encap:Ethernet HWaddr 00:13:02:4B:70:05 > inet addr: <a href="http://192.168.1.5">192.168.1.5</a> <<a href="http://192.168.1.5">http://192.168.1.5</a>> > Bcast:<a href="http://192.168.1.255">192.168.1.255</a> <<a href="http://192.168.1.255"> http://192.168.1.255</a>> Mask: > <a href="http://255.255.255.0">255.255.255.0</a> <<a href="http://255.255.255.0">http://255.255.255.0</a>> > inet6 addr: fe80::213:2ff:fe4b:7005/64 Scope:Link > UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 > RX packets:318 errors:0 dropped:45 overruns:0 frame:0 > TX packets:336 errors:0 dropped:0 overruns:0 carrier:0 > collisions:0 txqueuelen:1000 > RX bytes:173630 (169.5 KiB) TX bytes:30388 ( 29.6 KiB) > Interrupt:16 Base address:0xe000 > Memory:b0200000-b0200fff > > All my xen related network stuff is handled by dummy0 and it > is then masqureaded to eth1. I think there is problem with > /etc/dhcpd.conf regarding eth1 and dummy0. I am not getting it. > Please through some light. > > Regards > > > On 3/31/07, *niyaz chistee* < <a href="mailto:prime.provogue@gmail.com">prime.provogue@gmail.com</a> > <mailto: <a href="mailto:prime.provogue@gmail.com">prime.provogue@gmail.com</a>>> wrote: > > Hi, > > I am trying to configure cobbler to configure my xen > virtual machines. I tried to import the installation tree > of rhel5 from cobbler using the command: > > cobbler import --mirror=/rhel5/Dump/ --mirror-name=rhel5 > > It ran for sometime mirroring my rpm's and in last it > ended up with this: > sent 2597509927 bytes received 50280 bytes 8644127.14 > bytes/sec > total size is 2596994302 speedup is 1.00 > - creating new distro: rhel5 > - creating new profile: rhel5 > - running repo update on /var/www/cobbler/ks_mirror/rhel5 > - no comps file found: > /var/www/cobbler/ks_mirror/rhel5/repodata/comps.xml > - modifying existing distro: rhel5 > - modifying existing profile: rhel5 > - running repo update on /var/www/cobbler/ks_mirror/rhel5 > - no comps file found: > /var/www/cobbler/ks_mirror/rhel5/repodata/comps.xml > - creating new distro: rhel5-xen > - creating new profile: rhel5-xen > - running repo update on /var/www/cobbler/ks_mirror/rhel5 > - no comps file found: > /var/www/cobbler/ks_mirror/rhel5/repodata/comps.xml > Traceback (most recent call last): > File > "/usr/lib/python2.4/site-packages/cobbler/cobbler.py", > line 502, in main > BootCLI( sys.argv).run() > File > "/usr/lib/python2.4/site-packages/cobbler/cobbler.py", > line 102, in run > self.curry_args(self.args[1:], self.commands['toplevel']) > File > "/usr/lib/python2.4/site-packages/cobbler/cobbler.py", > line 418, in curry_args > commands[args[0]](args[1:]) > File > "/usr/lib/python2.4/site-packages/cobbler/cobbler.py", > line 312, in import_tree > return self.apply_args(args,commands,on_ok) > File > "/usr/lib/python2.4/site-packages/cobbler/cobbler.py", > line 406, in apply_args > on_ok() > File > "/usr/lib/python2.4/site-packages/cobbler/cobbler.py", > line 311, in <lambda> > on_ok = lambda: go_import() > File > "/usr/lib/python2.4/site-packages/cobbler/cobbler.py", > line 304, in go_import > self.temp_mirror_name) > File "/usr/lib/python2.4/site-packages/cobbler/api.py", > line 152, in import_tree > return importer.run() > File > "/usr/lib/python2.4/site-packages/cobbler/action_import.py", > line 82, in run > self.guess_kickstarts() > File > "/usr/lib/python2.4/site-packages/cobbler/action_import.py", > line 139, in guess_kickstarts > results = self.scan_rpm_filename(rpm) > File > "/usr/lib/python2.4/site-packages/cobbler/action_import.py", > line 186, in scan_rpm_filename > major = int(major) > ValueError: invalid literal for int(): 5Server > > I don't know what this is all about. But when I ran > cobbler report it showed me this: > > [ root@server cobbler]# cobbler report > distro : rhel5 > kernel : > /var/www/cobbler/ks_mirror/rhel5/images/pxeboot/vmlinuz > initrd : > /var/www/cobbler/ks_mirror/rhel5/images/pxeboot/initrd.img > kernel options : {} > architecture : x86 > ks metadata : {} > breed : redhat > > distro : rhel5-xen > kernel : > /var/www/cobbler/ks_mirror/rhel5/images/xen/vmlinuz > initrd : > /var/www/cobbler/ks_mirror/rhel5/images/xen/initrd.img > kernel options : {} > architecture : x86 > ks metadata : {} > breed : redhat > > profile : rhel5 > distro : rhel5 > kickstart : /etc/cobbler/default.ks > kernel options : {} > ks metadata : {} > virt file size : 5 > virt ram : 512 > virt paravirt : True > repos : > > profile : rhel5-xen > distro : rhel5-xen > kickstart : /etc/cobbler/default.ks > kernel options : {} > ks metadata : {} > virt file size : 5 > virt ram : 512 > virt paravirt : True > repos : > > That means it has created the distro and profile part. Is > that perfect or something is missing. > > Please help. > > Regards > SysAdmin > > > > > ------------------------------------------------------------------------ > > _______________________________________________ > et-mgmt-tools mailing list > <a href="mailto:et-mgmt-tools@redhat.com">et-mgmt-tools@redhat.com</a> > <a href="https://www.redhat.com/mailman/listinfo/et-mgmt-tools"> https://www.redhat.com/mailman/listinfo/et-mgmt-tools</a> _______________________________________________ et-mgmt-tools mailing list <a href="mailto:et-mgmt-tools@redhat.com">et-mgmt-tools@redhat.com</a> <a href="https://www.redhat.com/mailman/listinfo/et-mgmt-tools"> https://www.redhat.com/mailman/listinfo/et-mgmt-tools</a> </blockquote></div>