Re: [Qemu-discuss] qemu storage windows issue

[Fam Zheng]

On Mon, 02/22 16:36, Benoit wrote:
> Thanks Fam
> No error on my guest / host
> Disk usage in Explorer is exactly what it supposed to be this is
> where it is strange...

Does your application work well on other storage types, like virtio-scsi or
ide?

Fam

> 
> On 02/17/2016 02:14 AM, Fam Zheng wrote:
> >On Tue, 02/16 20:41, Benoit wrote:
> >>Hi,
> >>
> >>-virtio-win-0.1.102.iso
> >>-host archlinux / qemu 2.4.1 / kvm
> >>-guest windows 7 pro x64
> >>-qemu-img create -f raw en_x64_windows_7_ipc2_storage_75 75G
> >>
> >>-drive 
> >>file=/srv/qemu/vm/en_x64_windows_7_ipc2_storage_75,if=virtio,cache=none,format=raw,discard=unmap
> >>
> >>
> >>My D: drive (74GB) has 2x 32GB files used for a program to store data.
> >>
> >>I realized that my product starts doing FIFO (erasing old data to be
> >>able to write fresh data) as soon as the space used is more than
> >>4GB. It is like I got the same limitation than a FAT drive, my
> >>product detects that the disk is full as soon as more than 4GB are
> >>used on the disk.
> >Any error message in guest/host?  What does Windows Expolorer say about the
> >disk usage?
> >
> >Fam
>