Re: [Qemu-block] [PATCH 0/2] Fix werror=enospc for qcow2 on iscsi

2015-10-22 Thread Paolo Bonzini
On 22/10/2015 10:17, Fam Zheng wrote: > When qcow2 is created on iscsi target with a virtual size greater than > physical > capacity of the LUN, over time it's possible that guest fills too much data > and > at that point, new clusters in qcow2 will be allocated beyond the end of disk. > >

[Qemu-block] [PATCH 0/2] Fix werror=enospc for qcow2 on iscsi

2015-10-22 Thread Fam Zheng
When qcow2 is created on iscsi target with a virtual size greater than physical capacity of the LUN, over time it's possible that guest fills too much data and at that point, new clusters in qcow2 will be allocated beyond the end of disk. werror=enospc is useful for that purpose to allocate more

Re: [Qemu-block] [PATCH 0/2] Fix werror=enospc for qcow2 on iscsi

2015-10-22 Thread Peter Lieven
Am 22.10.2015 um 10:17 schrieb Fam Zheng: When qcow2 is created on iscsi target with a virtual size greater than physical capacity of the LUN, over time it's possible that guest fills too much data and at that point, new clusters in qcow2 will be allocated beyond the end of disk. Why would you

Re: [Qemu-block] [PATCH 0/2] Fix werror=enospc for qcow2 on iscsi

2015-10-22 Thread Fam Zheng
On Thu, 10/22 10:32, Peter Lieven wrote: > Am 22.10.2015 um 10:17 schrieb Fam Zheng: > >When qcow2 is created on iscsi target with a virtual size greater than > >physical > >capacity of the LUN, over time it's possible that guest fills too much data > >and > >at that point, new clusters in qcow2

Re: [Qemu-block] [PATCH 0/2] Fix werror=enospc for qcow2 on iscsi

2015-10-22 Thread Kevin Wolf
Am 22.10.2015 um 10:45 hat Paolo Bonzini geschrieben: > On 22/10/2015 10:17, Fam Zheng wrote: > > When qcow2 is created on iscsi target with a virtual size greater than > > physical > > capacity of the LUN, over time it's possible that guest fills too much data > > and > > at that point, new