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Re: [Qemu-block] [Qemu-devel] QEMU not honouring bootorder

From: Paolo Bonzini
Subject: Re: [Qemu-block] [Qemu-devel] QEMU not honouring bootorder
Date: Wed, 13 Dec 2017 22:21:13 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.5.0

On 11/12/2017 13:14, Michal Privoznik wrote:
>>>   qemu-system-x86_64 \
>>>   -boot menu=on,strict=on \
>>>   -device lsi,id=scsi0,bus=pci.0 \
>>>   -drive 
>>> file=/var/lib/libvirt/images/fedora.qcow2,format=qcow2,if=none,id=drive-scsi0
>>>  \
>>>   -device scsi-hd,bus=scsi0.0,drive=drive-scsi0,bootindex=1 \
>>>   -drive file=/dev/sde,format=raw,if=none,id=drive-scsi1 \
>>>   -device scsi-block,bus=scsi0.0,drive=drive-scsi1,bootindex=2
>>> It was found that if 'drive-scsi1' is scsi-hd instead of scsi-block
>>> everything works as expected and I can boot my guest successfully.
>> Does it help if you add SCSI level ordering with 
>> "lun={0,1},channel=0,scsi-id=0"
>> for both devices?
> Setting lun helps. On the other hand, I had to change from LSI
> controller to virtio-scsi as LSI doesn't support more than 1 LUNs.

Does it help to use virtio-scsi and keep the default assignment?



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