Public bug reported: I'm using devstack stable/rocky on ubuntu 16.04.
When running this command nova boot --flavor m1.small --nic net-name=public --block-device source=image,id=24e8e922-2687-48b5-a895-3134a650e00f,dest=volume,size=2,bootindex=0,shutdown=remove,bus=scsi --block-device source=blank,dest=volume,size=2,bootindex=1,shutdown=remove,bus=scsi --poll twovol the instance fails to boot with the error: libvirtError: unsupported configuration: Found duplicate drive address for disk with target name 'sda' controller='0' bus='0' target='0' unit='0' For some background information, this works: nova boot --flavor m1.small --nic net-name=public --block-device source=image,id=24e8e922-2687-48b5-a895-3134a650e00f,dest=volume,size=2,bootindex=0,shutdown=remove,bus=scsi --poll onevol It also works if I have two block devices but don't specify "bus=scsi": nova boot --flavor m1.small --nic net-name=public --block-device source=image,id=24e8e922-2687-48b5-a895-3134a650e00f,dest=volume,size=2,bootindex=0,shutdown=remove --block-device source=blank,dest=volume,size=2,bootindex=1,shutdown=remove --poll twovolnoscsi This maps to the following XML: Sep 12 05:05:22 devstack nova-compute[3062]: <devices> Sep 12 05:05:22 devstack nova-compute[3062]: <disk type="block" device="disk"> Sep 12 05:05:22 devstack nova-compute[3062]: <driver name="qemu" type="raw" cache="none" io="native"/> Sep 12 05:05:22 devstack nova-compute[3062]: <source dev="/dev/sda"/> Sep 12 05:05:22 devstack nova-compute[3062]: <target bus="virtio" dev="vda"/> Sep 12 05:05:22 devstack nova-compute[3062]: <serial>f16cb93d-7bf0-4da7-a804-b9539d64576a</serial> Sep 12 05:05:22 devstack nova-compute[3062]: </disk> Sep 12 05:05:22 devstack nova-compute[3062]: <disk type="block" device="disk"> Sep 12 05:05:22 devstack nova-compute[3062]: <driver name="qemu" type="raw" cache="none" io="native"/> Sep 12 05:05:22 devstack nova-compute[3062]: <source dev="/dev/sdb"/> Sep 12 05:05:22 devstack nova-compute[3062]: <target bus="virtio" dev="vdb"/> Sep 12 05:05:22 devstack nova-compute[3062]: <serial>7d5de2b0-cb66-4607-a5f5-60fd40db51c3</serial> Sep 12 05:05:22 devstack nova-compute[3062]: </disk> In the failure case, the nova-compute logs include the following interesting bits. Note the additional '<address type="drive" controller="0"/>' lines in the XML. Sep 12 04:48:43 devstack nova-compute[3062]: ERROR nova.virt.libvirt.guest [None req-a7c5f15c-1e44-4cd1-bf57-45b819676b20 admin admin] Error defining a guest with XML: <domain type="qemu"> Sep 12 04:48:43 devstack nova-compute[3062]: <devices> Sep 12 04:48:43 devstack nova-compute[3062]: <disk type="block" device="disk"> Sep 12 04:48:43 devstack nova-compute[3062]: <driver name="qemu" type="raw" cache="none" io="native"/> Sep 12 04:48:43 devstack nova-compute[3062]: <source dev="/dev/sda"/> Sep 12 04:48:43 devstack nova-compute[3062]: <target bus="scsi" dev="sda"/> Sep 12 04:48:43 devstack nova-compute[3062]: <serial>08561cc0-5cf2-4eb7-a3f9-956f945e6c24</serial> Sep 12 04:48:43 devstack nova-compute[3062]: <address type="drive" controller="0"/> Sep 12 04:48:43 devstack nova-compute[3062]: </disk> Sep 12 04:48:43 devstack nova-compute[3062]: <disk type="block" device="disk"> Sep 12 04:48:43 devstack nova-compute[3062]: <driver name="qemu" type="raw" cache="none" io="native"/> Sep 12 04:48:43 devstack nova-compute[3062]: <source dev="/dev/sdb"/> Sep 12 04:48:43 devstack nova-compute[3062]: <target bus="scsi" dev="sdb"/> Sep 12 04:48:43 devstack nova-compute[3062]: <serial>007fac3d-8800-4f45-9531-e3bab5c86a1e</serial> Sep 12 04:48:43 devstack nova-compute[3062]: <address type="drive" controller="0"/> Sep 12 04:48:43 devstack nova-compute[3062]: </disk> Sep 12 04:48:43 devstack nova-compute[3062]: : libvirtError: unsupported configuration: Found duplicate drive address for disk with target name 'sda' controller='0' bus='0' target='0' unit='0' Sep 12 04:48:43 devstack nova-compute[3062]: ERROR nova.virt.libvirt.driver [None req-a7c5f15c-1e44-4cd1-bf57-45b819676b20 admin admin] [instance: cf4f2c6f-7391-4a49-8f40-5e5cda98f78b] Failed to start libvirt guest: libvirtError: unsupported configuration: Found duplicate drive address for disk with target name 'sda' controller='0' bus='0' target='0' unit='0' Here is the libvirtd log in the failure case: 2018-09-12 04:48:43.312+0000: 16889: error : virDomainDefCheckDuplicateDriveAddresses:5747 : unsupported configuration: Found duplicate drive address for disk with target name 'sda' controller='0' bus='0' target='0' unit='0' ** Affects: nova Importance: Undecided Status: New ** Tags: compute ** Description changed: I'm using devstack stable/rocky on ubuntu 16.04. - When running the command "nova boot --flavor m1.small --nic net- - name=public --block-device + When running this command + + nova boot --flavor m1.small --nic net-name=public --block-device source=image,id=24e8e922-2687-48b5-a895-3134a650e00f,dest=volume,size=2,bootindex=0,shutdown=remove,bus=scsi --block-device source=blank,dest=volume,size=2,bootindex=1,shutdown=remove,bus=scsi - --poll twovol" the instance fails to boot with the error "libvirtError: - unsupported configuration: Found duplicate drive address for disk with - target name 'sda' controller='0' bus='0' target='0' unit='0'" + --poll twovol + + the instance fails to boot with the error: + + libvirtError: unsupported configuration: Found duplicate drive address + for disk with target name 'sda' controller='0' bus='0' target='0' + unit='0' For some background information, this works: nova boot --flavor m1.small --nic net-name=public --block-device source=image,id=24e8e922-2687-48b5-a895-3134a650e00f,dest=volume,size=2,bootindex=0,shutdown=remove,bus=scsi --poll onevol - This also works, if I have two block devices but don't specify "bus=scsi": - nova boot --flavor m1.small --nic net-name=public --block-device source=image,id=24e8e922-2687-48b5-a895-3134a650e00f,dest=volume,size=2,bootindex=0,shutdown=remove --block-device source=blank,dest=volume,size=2,bootindex=1,shutdown=remove --poll twovolnoscsi + It also works if I have two block devices but don't specify "bus=scsi": + + nova boot --flavor m1.small --nic net-name=public --block-device + source=image,id=24e8e922-2687-48b5-a895-3134a650e00f,dest=volume,size=2,bootindex=0,shutdown=remove + --block-device + source=blank,dest=volume,size=2,bootindex=1,shutdown=remove --poll + twovolnoscsi This maps to the following XML: - Sep 12 05:05:22 devstack nova-compute[3062]: <devices> Sep 12 05:05:22 devstack nova-compute[3062]: <disk type="block" device="disk"> Sep 12 05:05:22 devstack nova-compute[3062]: <driver name="qemu" type="raw" cache="none" io="native"/> Sep 12 05:05:22 devstack nova-compute[3062]: <source dev="/dev/sda"/> Sep 12 05:05:22 devstack nova-compute[3062]: <target bus="virtio" dev="vda"/> Sep 12 05:05:22 devstack nova-compute[3062]: <serial>f16cb93d-7bf0-4da7-a804-b9539d64576a</serial> Sep 12 05:05:22 devstack nova-compute[3062]: </disk> Sep 12 05:05:22 devstack nova-compute[3062]: <disk type="block" device="disk"> Sep 12 05:05:22 devstack nova-compute[3062]: <driver name="qemu" type="raw" cache="none" io="native"/> Sep 12 05:05:22 devstack nova-compute[3062]: <source dev="/dev/sdb"/> Sep 12 05:05:22 devstack nova-compute[3062]: <target bus="virtio" dev="vdb"/> Sep 12 05:05:22 devstack nova-compute[3062]: <serial>7d5de2b0-cb66-4607-a5f5-60fd40db51c3</serial> Sep 12 05:05:22 devstack nova-compute[3062]: </disk> - In the failure case, the nova-compute logs include the following interesting bits. Note the additional '<address type="drive" controller="0"/>' lines in the XML. Sep 12 04:48:43 devstack nova-compute[3062]: ERROR nova.virt.libvirt.guest [None req-a7c5f15c-1e44-4cd1-bf57-45b819676b20 admin admin] Error defining a guest with XML: <domain type="qemu"> Sep 12 04:48:43 devstack nova-compute[3062]: <devices> Sep 12 04:48:43 devstack nova-compute[3062]: <disk type="block" device="disk"> Sep 12 04:48:43 devstack nova-compute[3062]: <driver name="qemu" type="raw" cache="none" io="native"/> Sep 12 04:48:43 devstack nova-compute[3062]: <source dev="/dev/sda"/> Sep 12 04:48:43 devstack nova-compute[3062]: <target bus="scsi" dev="sda"/> Sep 12 04:48:43 devstack nova-compute[3062]: <serial>08561cc0-5cf2-4eb7-a3f9-956f945e6c24</serial> Sep 12 04:48:43 devstack nova-compute[3062]: <address type="drive" controller="0"/> Sep 12 04:48:43 devstack nova-compute[3062]: </disk> Sep 12 04:48:43 devstack nova-compute[3062]: <disk type="block" device="disk"> Sep 12 04:48:43 devstack nova-compute[3062]: <driver name="qemu" type="raw" cache="none" io="native"/> Sep 12 04:48:43 devstack nova-compute[3062]: <source dev="/dev/sdb"/> Sep 12 04:48:43 devstack nova-compute[3062]: <target bus="scsi" dev="sdb"/> Sep 12 04:48:43 devstack nova-compute[3062]: <serial>007fac3d-8800-4f45-9531-e3bab5c86a1e</serial> Sep 12 04:48:43 devstack nova-compute[3062]: <address type="drive" controller="0"/> Sep 12 04:48:43 devstack nova-compute[3062]: </disk> - Sep 12 04:48:43 devstack nova-compute[3062]: : libvirtError: unsupported configuration: Found duplicate drive address for disk with target name 'sda' controller='0' bus='0' target='0' unit='0' Sep 12 04:48:43 devstack nova-compute[3062]: ERROR nova.virt.libvirt.driver [None req-a7c5f15c-1e44-4cd1-bf57-45b819676b20 admin admin] [instance: cf4f2c6f-7391-4a49-8f40-5e5cda98f78b] Failed to start libvirt guest: libvirtError: unsupported configuration: Found duplicate drive address for disk with target name 'sda' controller='0' bus='0' target='0' unit='0' - Here is the libvirtd log in the failure case: 2018-09-12 04:48:43.312+0000: 16889: error : virDomainDefCheckDuplicateDriveAddresses:5747 : unsupported configuration: Found duplicate drive address for disk with target name 'sda' controller='0' bus='0' target='0' unit='0' -- You received this bug notification because you are a member of Yahoo! Engineering Team, which is subscribed to OpenStack Compute (nova). https://bugs.launchpad.net/bugs/1792077 Title: problem specifying multiple "bus=scsi" block devices on nova boot Status in OpenStack Compute (nova): New Bug description: I'm using devstack stable/rocky on ubuntu 16.04. When running this command nova boot --flavor m1.small --nic net-name=public --block-device source=image,id=24e8e922-2687-48b5-a895-3134a650e00f,dest=volume,size=2,bootindex=0,shutdown=remove,bus=scsi --block-device source=blank,dest=volume,size=2,bootindex=1,shutdown=remove,bus=scsi --poll twovol the instance fails to boot with the error: libvirtError: unsupported configuration: Found duplicate drive address for disk with target name 'sda' controller='0' bus='0' target='0' unit='0' For some background information, this works: nova boot --flavor m1.small --nic net-name=public --block-device source=image,id=24e8e922-2687-48b5-a895-3134a650e00f,dest=volume,size=2,bootindex=0,shutdown=remove,bus=scsi --poll onevol It also works if I have two block devices but don't specify "bus=scsi": nova boot --flavor m1.small --nic net-name=public --block-device source=image,id=24e8e922-2687-48b5-a895-3134a650e00f,dest=volume,size=2,bootindex=0,shutdown=remove --block-device source=blank,dest=volume,size=2,bootindex=1,shutdown=remove --poll twovolnoscsi This maps to the following XML: Sep 12 05:05:22 devstack nova-compute[3062]: <devices> Sep 12 05:05:22 devstack nova-compute[3062]: <disk type="block" device="disk"> Sep 12 05:05:22 devstack nova-compute[3062]: <driver name="qemu" type="raw" cache="none" io="native"/> Sep 12 05:05:22 devstack nova-compute[3062]: <source dev="/dev/sda"/> Sep 12 05:05:22 devstack nova-compute[3062]: <target bus="virtio" dev="vda"/> Sep 12 05:05:22 devstack nova-compute[3062]: <serial>f16cb93d-7bf0-4da7-a804-b9539d64576a</serial> Sep 12 05:05:22 devstack nova-compute[3062]: </disk> Sep 12 05:05:22 devstack nova-compute[3062]: <disk type="block" device="disk"> Sep 12 05:05:22 devstack nova-compute[3062]: <driver name="qemu" type="raw" cache="none" io="native"/> Sep 12 05:05:22 devstack nova-compute[3062]: <source dev="/dev/sdb"/> Sep 12 05:05:22 devstack nova-compute[3062]: <target bus="virtio" dev="vdb"/> Sep 12 05:05:22 devstack nova-compute[3062]: <serial>7d5de2b0-cb66-4607-a5f5-60fd40db51c3</serial> Sep 12 05:05:22 devstack nova-compute[3062]: </disk> In the failure case, the nova-compute logs include the following interesting bits. Note the additional '<address type="drive" controller="0"/>' lines in the XML. Sep 12 04:48:43 devstack nova-compute[3062]: ERROR nova.virt.libvirt.guest [None req-a7c5f15c-1e44-4cd1-bf57-45b819676b20 admin admin] Error defining a guest with XML: <domain type="qemu"> Sep 12 04:48:43 devstack nova-compute[3062]: <devices> Sep 12 04:48:43 devstack nova-compute[3062]: <disk type="block" device="disk"> Sep 12 04:48:43 devstack nova-compute[3062]: <driver name="qemu" type="raw" cache="none" io="native"/> Sep 12 04:48:43 devstack nova-compute[3062]: <source dev="/dev/sda"/> Sep 12 04:48:43 devstack nova-compute[3062]: <target bus="scsi" dev="sda"/> Sep 12 04:48:43 devstack nova-compute[3062]: <serial>08561cc0-5cf2-4eb7-a3f9-956f945e6c24</serial> Sep 12 04:48:43 devstack nova-compute[3062]: <address type="drive" controller="0"/> Sep 12 04:48:43 devstack nova-compute[3062]: </disk> Sep 12 04:48:43 devstack nova-compute[3062]: <disk type="block" device="disk"> Sep 12 04:48:43 devstack nova-compute[3062]: <driver name="qemu" type="raw" cache="none" io="native"/> Sep 12 04:48:43 devstack nova-compute[3062]: <source dev="/dev/sdb"/> Sep 12 04:48:43 devstack nova-compute[3062]: <target bus="scsi" dev="sdb"/> Sep 12 04:48:43 devstack nova-compute[3062]: <serial>007fac3d-8800-4f45-9531-e3bab5c86a1e</serial> Sep 12 04:48:43 devstack nova-compute[3062]: <address type="drive" controller="0"/> Sep 12 04:48:43 devstack nova-compute[3062]: </disk> Sep 12 04:48:43 devstack nova-compute[3062]: : libvirtError: unsupported configuration: Found duplicate drive address for disk with target name 'sda' controller='0' bus='0' target='0' unit='0' Sep 12 04:48:43 devstack nova-compute[3062]: ERROR nova.virt.libvirt.driver [None req-a7c5f15c-1e44-4cd1-bf57-45b819676b20 admin admin] [instance: cf4f2c6f-7391-4a49-8f40-5e5cda98f78b] Failed to start libvirt guest: libvirtError: unsupported configuration: Found duplicate drive address for disk with target name 'sda' controller='0' bus='0' target='0' unit='0' Here is the libvirtd log in the failure case: 2018-09-12 04:48:43.312+0000: 16889: error : virDomainDefCheckDuplicateDriveAddresses:5747 : unsupported configuration: Found duplicate drive address for disk with target name 'sda' controller='0' bus='0' target='0' unit='0' To manage notifications about this bug go to: https://bugs.launchpad.net/nova/+bug/1792077/+subscriptions -- Mailing list: https://launchpad.net/~yahoo-eng-team Post to : yahoo-eng-team@lists.launchpad.net Unsubscribe : https://launchpad.net/~yahoo-eng-team More help : https://help.launchpad.net/ListHelp