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 <[email protected]>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 >> >> > >
