From d473d5a36a4c50793988081a52b602d58d95f302 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)

---
 .../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 c88a279fb9d..b951b212b2c 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
@@ -207,6 +207,7 @@ 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;
@@ -4603,6 +4604,8 @@ public class LibvirtComputingResource extends ServerResourceBase implements Serv
             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;