in 4.8, it's VDC that is "reserved" / missing virsh dumpxml i-2-5748-VM | grep vd <target dev='vda' bus='virtio'/> <target dev='vdb' bus='virtio'/> <target dev='vdd' bus='virtio'/> <target dev='vde' bus='virtio'/> <target dev='vdf' bus='virtio'/>
On Thu, 6 Dec 2018 at 18:45, Andrija Panic <andrija.pa...@gmail.com> wrote: > That's a funny - and true observation - I also reproduced the same - > during hotpluging disks, and also during booting instance with already > attached disks - BUT inside VM, there are vda, vdb, vdc, vdd disks (no vde, > as can be seen in VM XML) > > I though it might had something to do with ISO files, but these are (as it > seems) always attached as IDE (sdc in my case/test). > > I'm still assuming this is done due to some reservations > > On Thu, 6 Dec 2018 at 18:25, Yiping Zhang <yzh...@marketo.com> wrote: > >> Hi, All: >> >> I am working on a script to handle data disks. So, I added a few data >> disks to my instance. Then I noticed that in listVolumes api output, the >> third data disk actually has a deviceid 4, instead of 3 as I would expect. >> Sure enough, in the guest OS, I see three data disks as /dev/xvdb, >> /dev/xvdc, and /dev/xvde. There is no device /dev/xvdd. >> >> Why does CloudStack skip device /dev/xvdd? I have verified this behavior >> on both ACS versions 4.9.3.0 and 4.11.2.0. >> >> Yiping >> > > > -- > > Andrija Panić > -- Andrija Panić