Would it be possible to attach your management server log? This will
usually give a pretty good idea of which part of cloudstack is causing the
error. I assume you have restarted the cloud management service after
changing the config?

Marty

On Thursday, August 15, 2013, Kirk Kosinski wrote:

> Which hypervisor are you using?  For XenServer and vSphere the max
> virtual disk size (VHD and VMDK, respectively) is ~2 TB.  For a VMFS
> datastore on vSphere, the version and block size can limit it further,
> so check the VMware docs.  For KVM (QCOW2) it is apparently much larger
> [1].
>
> Best regards,
> Kirk
>
> [1] http://rwmj.wordpress.com/2011/10/03/maximum-qcow2-disk-size/
>
> On 08/10/2013 06:21 PM, Kirk Jantzer wrote:
> > I'm not entirelty certain about CS, but I do not some of the earlier
> > hypervisors (xenserver, kvm, esx 4) only support datastores up to 2TB
> > (minus 512B). to get around this in the guest, you could present multiple
> > 2TB volumes, then raid them together in a raid-0.
> >
> >
> > On Sat, Aug 10, 2013 at 6:39 PM, Andrei Mikhailovsky 
> > <and...@arhont.com<javascript:;>
> >wrote:
> >
> >> Hello guys,
> >>
> >> I am trying to setup a guest vm volume with larger than 2TB. I've
> changed
> >> the custom.diskoffering.size.max variable to 10000 instead of 2000 and
> >> tried to create a 4TB volume. Before doing that i've restarted the
> >> management server. While creating a new volume I had an error message
> >> complaining that the volume is over 2000GB.
> >>
> >> Is there something that I am missing? Or does the CS has a built in
> limit
> >> of 2TB per disk volume?
> >>
> >> thanks
> >>
> >> Andrei
> >>
> >>
> >
> >
>

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