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Prevent KVM from performing volume migrations of running instances #4562

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Merged
yadvr merged 2 commits into from
Feb 19, 2021
+6 −0
Merged

Prevent KVM from performing volume migrations of running instances #4562

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bc760f2
Prevent KVM from performing volume migrations of running instances
Dec 30, 2020
dff9c56
Update VolumeApiServiceImpl.java
yadvr Feb 19, 2021
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6 changes: 6 additions & 0 deletions server/src/main/java/com/cloud/storage/VolumeApiServiceImpl.java
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Original file line number Diff line number Diff line change
Expand Up @@ -2173,6 +2173,12 @@ public Volume migrateVolume(MigrateVolumeCmd cmd) {
if (capabilities != null) {
liveMigrateVolume = capabilities.isStorageMotionSupported();
}

if (liveMigrateVolume && HypervisorType.KVM.equals(host.getHypervisorType())) {
throw new InvalidParameterValueException("KVM does not support volume live migration due to the limited possibility to refresh VM XML domain. " +
"Therefore, to live migrate a volume between storage pools, one must migrate the VM to a different host as well to force the VM XML domain update. " +
"Use 'migrateVirtualMachineWithVolumes' instead.");
}
}

// If vm is running, and hypervisor doesn't support live migration, then return error
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