From a3412b8f5af4aee91e5e3167f2230ebef3d14e77 Mon Sep 17 00:00:00 2001 From: Suresh Kumar Anaparti Date: Fri, 30 Jan 2026 11:57:34 +0530 Subject: [PATCH 1/2] [Doc] ceph-common package requirement on KVM hosts, to get the physical size of the snapshots for the volumes on ceph primary storage --- source/installguide/hypervisor/kvm.rst | 3 +++ 1 file changed, 3 insertions(+) diff --git a/source/installguide/hypervisor/kvm.rst b/source/installguide/hypervisor/kvm.rst index d450a459fa..aadb52e10c 100644 --- a/source/installguide/hypervisor/kvm.rst +++ b/source/installguide/hypervisor/kvm.rst @@ -1644,6 +1644,9 @@ In order to be able to perform Volume Snapshots on CentOS 6.x (greater than 6.4) replace your version of qemu-img with one which has been patched to include the '-s' switch. +CloudStack uses rbd cmd to get the physical size of the snapshots for the volumes on ceph +primary storage. This requires ceph-common package to be installed on the KVM hosts. If it +is not installed, the allocated size is used for the physical size. Live Migration ^^^^^^^^^^^^^^ From 3b08eb542929529f7ade05799de999e38126adcd Mon Sep 17 00:00:00 2001 From: Suresh Kumar Anaparti Date: Fri, 30 Jan 2026 11:59:46 +0530 Subject: [PATCH 2/2] Update source/installguide/hypervisor/kvm.rst --- source/installguide/hypervisor/kvm.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/source/installguide/hypervisor/kvm.rst b/source/installguide/hypervisor/kvm.rst index aadb52e10c..97c770180e 100644 --- a/source/installguide/hypervisor/kvm.rst +++ b/source/installguide/hypervisor/kvm.rst @@ -1646,7 +1646,7 @@ switch. CloudStack uses rbd cmd to get the physical size of the snapshots for the volumes on ceph primary storage. This requires ceph-common package to be installed on the KVM hosts. If it -is not installed, the allocated size is used for the physical size. +is not installed, the allocated size is used for the physical size of the snapshots. Live Migration ^^^^^^^^^^^^^^