I recently upgrade by GPU from a Titan XP 12 Gb to a Titan RTX 24 Gb and simulations that were able to run on the older GPU seem to be having issues with the new GPU. Here is the message output from MATLAB:
Running k-Wave simulation...
start time: 10-Nov-2019 15:52:42
reference sound speed: 2820m/s
dt: 7.3052ns, t_end: 397.6583us, time steps: 54436
input grid size: 412 by 236 by 236 grid points (154.5 by 88.5 by 88.5mm)
maximum supported frequency: 2.1067MHz
expanding computational grid...
computational grid size: 432 by 256 by 256 grid points
precomputation completed in 51.1248s
saving input files to disk...
completed in 51.1804s
+---------------------------------------------------------------+
| kspaceFirstOrder3D-CUDA v1.2 |
+---------------------------------------------------------------+
| Reading simulation configuration: Done |
| Selected GPU device id: 0 |
| GPU device name: TITAN RTX |
| Number of CPU threads: 1 |
+---------------------------------------------------------------+
| Simulation details |
+---------------------------------------------------------------+
| Domain dimensions: 432 x 256 x 256 |
| Simulation time steps: 54436 |
+---------------------------------------------------------------+
| Initialization |
+---------------------------------------------------------------+
| Memory allocation: Done |
| Data loading: Done |
| Elapsed time: 2.49s |
+---------------------------------------------------------------+
| FFT plans creation: Done |
| Pre-processing phase: Done |
| Elapsed time: 3.47s |
+---------------------------------------------------------------+
| Computational resources |
+---------------------------------------------------------------+
| Current host memory in use: 9858MB |
| Current device memory in use: 13971MB |
+---------------------------------------------------------------+
| Simulation |
+----------+----------------+--------------+--------------------+
| Progress | Elapsed time | Time to go | Est. finish time |
+----------+----------------+--------------+--------------------+
+----------+----------------+--------------+--------------------+
+---------------------------------------------------------------+
| !!! K-Wave experienced a fatal error !!! |
+---------------------------------------------------------------+
| GPU error: unspecified launch failure routine name: |
| cudaMemcpy(mDeviceData, mHostData, mCapacity * sizeof( |
| float), cudaMemcpyHostToDevice) in file MatrixClasses\ |
| BaseFloatMatrix.cpp, line 99. |
+---------------------------------------------------------------+
| Execution terminated |
+---------------------------------------------------------------+
Error using h5readc
The HDF5 library encountered an error and produced the following stack trace information:
H5G_loc_find_cb object 'Nx' doesn't exist
H5G_traverse_real traversal operator failed
H5G_traverse internal path traversal failed
H5G_loc_find can't find object
H5Dopen2 not found
Error in h5read (line 58)
[data,var_class] = h5readc(Filename,Dataset,start,count,stride);
Error in kspaceFirstOrder3DC (line 394)
Nx = h5read(output_filename, '/Nx');
Error in kspaceFirstOrder3DG (line 64)
sensor_data = kspaceFirstOrder3DC(varargin{:}, 'BinaryName', binary_name);
Error in acousticSimulationAllRings (line 127)
sensor_data = kspaceFirstOrder3DG(kgrid, medium, source, sensor, input_args{:});
Error in runAcoustic (line 11)
acousticSimulationAllRings
My nvidia driver version is 26.21.14.4097
GPU: Titan RTX 24 Gb
OS: Windows 10 Home
32 Gb RAM
Do you have any guidance on resolving this issue?
Thank you.