From c8f6a3623a87ddda4ddb216786608a251d8ccbfe Mon Sep 17 00:00:00 2001
From: Wei Zhou <w.zhou@leaseweb.com>
Date: Thu, 28 Nov 2013 10:47:51 +0100
Subject: [PATCH] CLOUDSTACK-5293: get vm disk statistics only from DISK (not
 for ISO/FLOPPY) (cherry picked from commit
 d473d5a36a4c50793988081a52b602d58d95f302)

---
 .../hypervisor/kvm/resource/LibvirtComputingResource.java      | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/plugins/hypervisors/kvm/src/com/cloud/hypervisor/kvm/resource/LibvirtComputingResource.java b/plugins/hypervisors/kvm/src/com/cloud/hypervisor/kvm/resource/LibvirtComputingResource.java
index 7b4b8b66d0c..013a7b817e0 100755
--- a/plugins/hypervisors/kvm/src/com/cloud/hypervisor/kvm/resource/LibvirtComputingResource.java
+++ b/plugins/hypervisors/kvm/src/com/cloud/hypervisor/kvm/resource/LibvirtComputingResource.java
@@ -192,6 +192,7 @@ import com.cloud.hypervisor.kvm.resource.LibvirtVMDef.CpuModeDef;
 import com.cloud.hypervisor.kvm.resource.LibvirtVMDef.CpuTuneDef;
 import com.cloud.hypervisor.kvm.resource.LibvirtVMDef.DevicesDef;
 import com.cloud.hypervisor.kvm.resource.LibvirtVMDef.DiskDef;
+import com.cloud.hypervisor.kvm.resource.LibvirtVMDef.DiskDef.deviceType;
 import com.cloud.hypervisor.kvm.resource.LibvirtVMDef.DiskDef.diskProtocol;
 import com.cloud.hypervisor.kvm.resource.LibvirtVMDef.FeaturesDef;
 import com.cloud.hypervisor.kvm.resource.LibvirtVMDef.FilesystemDef;
@@ -4871,6 +4872,8 @@ ServerResource {
             List<DiskDef> disks = getDisks(conn, vmName);
 
             for (DiskDef disk : disks) {
+                if (disk.getDeviceType() != deviceType.DISK)
+                    break;
                 DomainBlockStats blockStats = dm.blockStats(disk.getDiskLabel());
                 String path = disk.getDiskPath(); // for example, path = /mnt/pool_uuid/disk_path/
                 String diskPath = null;