public static string PGPUUtilisationString(PGPU pGpu, MetricUpdater MetricUpdater)
{
PCI pci = pGpu.Connection.Resolve(pGpu.PCI);
Host host = pGpu.Connection.Resolve(pGpu.host);
string pci_id = pci.pci_id.Replace(@":", "/");
double utilisation = MetricUpdater.GetValue(host, String.Format("gpu_utilisation_computer_{0}", pci_id));
if (utilisation == 0 || Double.IsNaN(utilisation) || Double.IsNaN(utilisation))
{
return(Messages.HYPHEN);
}
else
{
return(utilisation.ToString());
}
}
public static string PGPUPowerUsageString(PGPU pGpu, MetricUpdater MetricUpdater)
{
PCI pci = pGpu.Connection.Resolve(pGpu.PCI);
string pci_id = pci.pci_id.Replace(@":", "/");
Host host = pGpu.Connection.Resolve(pGpu.host);
double powerUsage = MetricUpdater.GetValue(host, String.Format("gpu_power_usage_{0}", pci_id));
if (powerUsage == 0 || Double.IsNaN(powerUsage) || Double.IsNaN(powerUsage))
{
return(Messages.HYPHEN);
}
else
{
return(powerUsage.ToString());
}
}
public void RefreshGpu(PGPU pGpu)
{
Program.AssertOnEventThread();
if (!Visible)
{
return;
}
GpuShinyBar gpuShinyBar = FindGpuShinyBar(pGpu);
if (gpuShinyBar != null)
{
gpuShinyBar.Initialize(pGpu);
gpuShinyBar.Refresh();
}
}
public static string PGPUMemoryUsageString(PGPU pGpu, MetricUpdater MetricUpdater)
{
PCI pci = pGpu.Connection.Resolve(pGpu.PCI);
string pci_id = pci.pci_id.Replace(@":", "/");
Host host = pGpu.Connection.Resolve(pGpu.host);
double free = MetricUpdater.GetValue(host, String.Format("gpu_memory_free_{0}", pci_id));
double used = MetricUpdater.GetValue(host, String.Format("gpu_memory_used_{0}", pci_id));
double total = free + used;
if (total == 0 || Double.IsNaN(total) || Double.IsNaN(free))
{
return(Messages.HYPHEN);
}
else
{
return(String.Format(Messages.QUERY_MEMORY_USAGE, (used / (free + used) * 100).ToString("0.") + "%", Util.MemorySizeString(free + used)));
}
}
protected override void Run()
{
this.Description = Messages.UPDATING_PROPERTIES;
RelatedTask = enable
? Host.async_enable_display(Session, Host.opaque_ref)
: Host.async_disable_display(Session, Host.opaque_ref);
PollToCompletion(0, 50);
var pGpu = Host.SystemDisplayDevice;
if (pGpu != null)
{
RelatedTask = enable
? PGPU.async_enable_dom0_access(Session, pGpu.opaque_ref)
: PGPU.async_disable_dom0_access(Session, pGpu.opaque_ref);
PollToCompletion(50, 100);
}
PercentComplete = 100;
Description = Messages.UPDATED_PROPERTIES;
}
private void RepopulateAllowedTypes(PGPU pGpu)
{
allowedTypesGrid.SuspendLayout();
allowedTypesGrid.Rows.Clear();
allowedTypesGrid.Cursor = Cursors.WaitCursor;
try
{
allowedTypesGrid.Rows.Clear();
if (pGpu.supported_VGPU_types != null && pGpu.supported_VGPU_types.Count > 0)
{
allowedTypesGrid.Rows.AddRange((from vGpuTypeRef in pGpu.supported_VGPU_types
let vGpuType = pGpu.Connection.Resolve(vGpuTypeRef)
let enabledType = pGpu.enabled_VGPU_types.Contains(vGpuTypeRef)
orderby vGpuType descending
select new VGpuTypeRow(vGpuType, enabledType)).ToArray());
}
allowedTypesGrid.Height = allowedTypesGrid.Rows[0].Height * (allowedTypesGrid.RowCount);
}
finally
{
allowedTypesGrid.ResumeLayout();
allowedTypesGrid.Cursor = Cursors.Default;
}
}
private void UnregisterPgpuHandlers(PGPU pgpu)
{
pgpu.PropertyChanged -= pgpu_PropertyChanged;
}
private GpuRow FindRow(PGPU pgpu)
{
return(pgpu != null?pageContainerPanel.Controls.OfType <GpuRow>().FirstOrDefault(row => row.PGPUs.Contains(pgpu)) : null);
}