/// <summary>
/// Collects the memory profile on the device.
/// </summary>
/// <param name="memoryProfilerConfig"></param>
/// <param name="snapshotLabel"></param>
public void CollectDeviceMemoryProfile(DeviceMemoryProfilerConfig memoryProfilerConfig, string snapshotLabel)
{
bool collectMemory = false;
try
{
if (DeviceInfo != null && !string.IsNullOrEmpty(DeviceInfo.Address) && memoryProfilerConfig != null && (memoryProfilerConfig.SampleAtCountIntervals || memoryProfilerConfig.SampleAtTimeIntervals)) //TODO: Move this to before calling CollectDeviceMemoryProfile
{
MemoryCaptureDeviceInfo dmc = GetMemoryCaptureDeviceInfo(DeviceInfo);
if (dmc != null && dmc.EligibleForMemoryCapture)
{
dmc.CountSinceLastCapture++;
// for debugging when memory collection should occur
//UpdateStatus("Ticks = {0}, est. next sample time={1}".FormatWith(
// (!dmc.DateOfLastCapture.HasValue ? 0 : (DateTime.Now - dmc.DateOfLastCapture.Value).Ticks),
// (!dmc.DateOfLastCapture.HasValue ? DateTime.Now : dmc.DateOfLastCapture.Value.AddTicks(config.TargetSampleTime.Ticks))
// ));
// flag to collect if sampling is enabled and it's either the first time or the target has been met/exceeded
if (
(memoryProfilerConfig.SampleAtCountIntervals && (!dmc.DateOfLastCapture.HasValue || dmc.CountSinceLastCapture >= memoryProfilerConfig.TargetSampleCount)) ||
(memoryProfilerConfig.SampleAtTimeIntervals && (!dmc.DateOfLastCapture.HasValue || (DateTime.Now - dmc.DateOfLastCapture.Value).Ticks >= memoryProfilerConfig.TargetSampleTime.Ticks))
)
{
collectMemory = true;
}
else
{
OnStatusUpdate($"-- DWA -- Not Collecting device memory");
}
}
if (collectMemory && dmc != null)
{
OnStatusUpdate($"Collecting device memory (last snapshot at {dmc.DateOfLastCapture}, count = {dmc.CountSinceLastCapture})...");
//Call into SessionProxyBackendConnection
ExecutionServices.SessionRuntime.CollectDeviceMemoryProfile(DeviceInfo, snapshotLabel);
dmc.DateOfLastCapture = DateTime.Now;
dmc.CountSinceLastCapture = 0;
OnStatusUpdate($"Device memory collected (last snapshot at {dmc.DateOfLastCapture}, count reset to {dmc.CountSinceLastCapture}.)");
}
}
}
catch (Exception ex)
{
var msg = $"Unable to collect memory for device {DeviceInfo.Address}. ({ex.Message})";
OnStatusUpdate(msg);
ExecutionServices.SystemTrace.LogError(msg, ex);
}
}
private MemoryCaptureDeviceInfo GetMemoryCaptureDeviceInfo(Framework.Assets.IDeviceInfo lookupDevice)
{
MemoryCaptureDeviceInfo result = null;
if (lookupDevice != null)
{
result = _memoryDevices.FirstOrDefault(x => x.Address == lookupDevice.Address);
if (result == null)
{
result = new MemoryCaptureDeviceInfo()
{
Address = lookupDevice.Address
};
result.EligibleForMemoryCapture = (Device is JediDevice);
_memoryDevices.Add(result);
}
}
return(result);
}
