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Re: [Xen-users] unknown bootloader

To: kibirango moses <kibsmoses@xxxxxxxxx>
Subject: Re: [Xen-users] unknown bootloader
From: Jonathan Ludlam <Jonathan.Ludlam@xxxxxxxxxxxxx>
Date: Wed, 6 Oct 2010 09:51:30 +0100
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Thread-topic: [Xen-users] unknown bootloader
Hi Kibirango,

Your bootloader should be set to 'pygrub' rather than '/usr/bin/pygrub'. You can set it with:

xe vm-param-set uuid=70645ba3-bcbc-683b-099e-ed197301fcc2 PV-bootloader=pygrub

Hope this helps,


On 6 Oct 2010, at 09:38, kibirango moses wrote:

Hullo Everybody ;

I am failing to start my new VM and it tells me unkown bootloader . Below are my parameters and output . Could somebody be having an idea of putting right this problem?

[root@virtualintranet /]# xe vm-param-list uuid=70645ba3-bcbc-683b-099e-ed197301fcc2
uuid ( RO)                          : 70645ba3-bcbc-683b-099e-ed197301fcc2
                    name-label ( RW): PVG1
              name-description ( RW): Installed via xe CLI
                  user-version ( RW): 1
                 is-a-template ( RW): false
                 is-a-snapshot ( RO): false
                   snapshot-of ( RO): <not in database>
                     snapshots ( RO):
                 snapshot-time ( RO): 19700101T00:00:00Z
                 snapshot-info ( RO):
                        parent ( RO): d6a17b8f-c196-0876-4c0a-271c91c09f62
                      children ( RO):
             is-control-domain ( RO): false
                   power-state ( RO): halted
                 memory-actual ( RO): 0
                 memory-target ( RO): 0
               memory-overhead ( RO): 1048576
             memory-static-max ( RW): 268435456
            memory-dynamic-max ( RW): 268435456
            memory-dynamic-min ( RW): 268435456
             memory-static-min ( RW): 1024
              suspend-VDI-uuid ( RO): <not in database>
                  VCPUs-params (MRW):
                     VCPUs-max ( RW): 1
              VCPUs-at-startup ( RW): 1
        actions-after-shutdown ( RW): Destroy
          actions-after-reboot ( RW): Restart
           actions-after-crash ( RW): Restart
                 console-uuids (SRO):
                      platform (MRW): nx: false; acpi: true; apic: true; pae: true; viridian: true
            allowed-operations (SRO): changing_dynamic_range; changing_static_range; make_into_template; destroy; export; start_on; start; clone; copy; snapshot
            current-operations (SRO):
            blocked-operations (MRW):
           allowed-VBD-devices (SRO): 0; 1; 2; 3; 4; 5; 6; 7; 8; 9; 10; 11; 12; 13; 14; 15
           allowed-VIF-devices (SRO): 1; 2; 3; 4; 5; 6
                possible-hosts ( RO): 34618359-1da5-4ecf-a9bf-01413a05faff
               HVM-boot-policy ( RW):
               HVM-boot-params (MRW): order: dc
         HVM-shadow-multiplier ( RW): 1.000
                     PV-kernel ( RW):
                    PV-ramdisk ( RW):
                       PV-args ( RW):
                PV-legacy-args ( RW):
                 PV-bootloader ( RW): /usr/bin/pygrub
            PV-bootloader-args ( RW):
           last-boot-CPU-flags ( RO):
              last-boot-record ( RO): '('struct' ('uuid' '70645ba3-bcbc-683b-099e-ed197301fcc2') ('allowed_operations' ('array')) ('current_operations' ('struct' ('OpaqueRef:38ebb659-ac74-8e80-5ffe-a1da898f39ac' 'start'))) ('power_state' 'Halted') ('name_label' 'PVG1') ('name_description' 'Installed via xe CLI') ('user_version' '1') ('is_a_template' ('boolean' '0')) ('suspend_VDI' 'OpaqueRef:NULL') ('resident_on' 'OpaqueRef:NULL') ('affinity' 'OpaqueRef:NULL') ('memory_overhead' '1048576') ('memory_target' '268435456') ('memory_static_max' '268435456') ('memory_dynamic_max' '268435456') ('memory_dynamic_min' '268435456') ('memory_static_min' '1024') ('VCPUs_params' ('struct')) ('VCPUs_max' '1') ('VCPUs_at_startup' '1') ('actions_after_shutdown' 'destroy') ('actions_after_reboot' 'restart') ('actions_after_crash' 'restart') ('consoles' ('array')) ('VIFs' ('array' 'OpaqueRef:ad3fb92b-4261-87c5-d94d-3c958b90dca6')) ('VBDs' ('array')) ('crash_dumps' ('array')) ('VTPMs' ('array')) ('PV_bootloader' '/usr/bin/pygrub') ('PV_kernel' '') ('PV_ramdisk' '') ('PV_args' '') ('PV_bootloader_args' '') ('PV_legacy_args' '') ('HVM_boot_policy' '') ('HVM_boot_params' ('struct' ('order' 'dc'))) ('HVM_shadow_multiplier' ('double' '1')) ('platform' ('struct' ('nx' 'false') ('acpi' 'true') ('apic' 'true') ('pae' 'true') ('viridian' 'true'))) ('PCI_bus' '') ('other_config' ('struct' ('mac_seed' 'b75bc1d8-5b14-3f0b-2ee9-9676bf8735b9') ('install-methods' 'cdrom'))) ('domid' '-1') ('domarch' '') ('last_boot_CPU_flags' ('struct')) ('is_control_domain' ('boolean' '0')) ('metrics' 'OpaqueRef:5a9f21d1-5d74-c681-1cf0-7dbe90772886') ('guest_metrics' 'OpaqueRef:NULL') ('last_booted_record' '') ('recommendations' '<restrictions><restriction field=\"memory-static-max\" max=\"34359738368\" /><restriction field=\"vcpus-max\" max=\"8\" /><restriction property=\"number-of-vbds\" max=\"7\" /><restriction property=\"number-of-vifs\" max=\"7\" /></restrictions>') ('xenstore_data' ('struct')) ('ha_always_run' ('boolean' '0')) ('ha_restart_priority' '') ('is_a_snapshot' ('boolean' '0')) ('snapshot_of' 'OpaqueRef:NULL') ('snapshots' ('array')) ('snapshot_time' ('dateTime.iso8601' '19700101T00:00:00Z')) ('transportable_snapshot_id' '') ('blobs' ('struct')) ('tags' ('array')) ('blocked_operations' ('struct')) ('snapshot_info' ('struct')) ('snapshot_metadata' '') ('parent' 'OpaqueRef:28faccaa-edff-8694-37ec-0d07239e3b9e') ('children' ('array')) ('bios_strings' ('struct')))'
                   resident-on ( RO): <not in database>
                      affinity ( RW): <not in database>
                  other-config (MRW): mac_seed: b75bc1d8-5b14-3f0b-2ee9-9676bf8735b9; install-methods: cdrom
                        dom-id ( RO): -1
               recommendations ( RO): <restrictions><restriction field="memory-static-max" max="34359738368" /><restriction field="vcpus-max" max="8" /><restriction property="number-of-vbds" max="7" /><restriction property="number-of-vifs" max="7" /></restrictions>
                 xenstore-data (MRW):
                 ha-always-run ( RW): false
           ha-restart-priority ( RW):
                         blobs ( RO):
                    start-time ( RO): 19700101T00:00:00Z
                  install-time ( RO): 20101006T06:25:38Z
                  VCPUs-number ( RO): 0
             VCPUs-utilisation (MRO):
                    os-version (MRO): <not in database>
            PV-drivers-version (MRO): <not in database>
         PV-drivers-up-to-date ( RO): <not in database>
                        memory (MRO): <not in database>
                         disks (MRO): <not in database>
                      networks (MRO): <not in database>
                         other (MRO): <not in database>
                          live ( RO): <not in database>
    guest-metrics-last-updated ( RO): <not in database>
                   cooperative ( RO): true

[root@virtualintranet /]# df -h
Filesystem            Size  Used Avail Use% Mounted on
/dev/sda1             4.0G  1.5G  2.3G  39% /
none                  376M     0  376M   0% /dev/shm
                       79G  1.7G   74G   3% /xen
                      9.7G  916M  8.3G  10% /xen/domu
[root@virtualintranet /]# cd xen/
[root@virtualintranet xen]# cd domu/
[root@virtualintranet domu]# ls
bin  boot  dev  etc  home  lib  lost+found  media  mnt  modules  opt  proc  root  sbin  srv  sys  tmp  usr  var

[root@virtualintranet boot]# ls
config-  grub  System.map-  vmlinuz-
[root@virtualintranet grub]# ls
[root@virtualintranet grub]# cat grub.conf
title vmlinuz-
root (hd0,0)
kernel /boot/vmlinuz- console=hvc0 root=/dev/xvda1 ro

[root@virtualintranet /]# xe vm-start uuid=70645ba3-bcbc-683b-099e-ed197301fcc2
The requested bootloader is unknown
vm: 70645ba3-bcbc-683b-099e-ed197301fcc2 (PVG1)


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