Ulrich Pegelow wrote: Hi!
> Forgot to mention. If you have other applications which consume > significant amounts of GPU memory this could also cause OpenCL in > darktable to fail. Unfortunately there is no way to find out at any > time which amount of GPU memory is still available. Therefore > darktable assumes it can have all minus the amount given in > opencl_memory_headroom. > > You should try what happens if you run darktable after having shut > down all other user applications (IIRC geeqie was one of the programs > which uses GPU, another one is probably Gimp). > just another observation: i have to set opencl_memory_headroom: 600 easy to catch: watch for x!=0 events lost in opencl-log. greets Wolfgang p.s.: for-the-file darktable-cli /data/digi/20150605_augenblicke_XVII/20150606-00340220-NIKON_D800E.nef t.jpg --core -d opencl > XXX.log diff opencl_origrc.log opencl_origrc-600.log 6c6 < [opencl_init] opencl_memory_headroom: 300 --- > [opencl_init] opencl_memory_headroom: 600 144c144 < [opencl_init] kernel loading time: 0.0342 --- > [opencl_init] kernel loading time: 0.0345 297,302c297,299 < [default_process_tiling_cl_ptp] (1 x 2) tiles with max dimensions 4924 x 5721 and overlap 400 < [default_process_tiling_cl_ptp] tile (0, 0) with 4924 x 5721 at origin [0, 0] < [opencl copy_buffer_to_image] could not copy buffer: -4 < [opencl_shadows&highlights] couldn't enqueue kernel! -4 < [default_process_tiling_opencl_ptp] couldn't run process_cl() for module 'shadhi' in tiling mode: 0 < [opencl_pixelpipe] failed to run module 'shadhi'. fall back to cpu path --- > [default_process_tiling_cl_ptp] (1 x 2) tiles with max dimensions 4924 x 4739 > and overlap 400 > [default_process_tiling_cl_ptp] tile (0, 0) with 4924 x 4739 at origin [0, 0] > [default_process_tiling_cl_ptp] tile (0, 1) with 4924 x 3435 at origin [0, > 3939] 304,308c301,303 < [default_process_tiling_cl_ptp] (1 x 2) tiles with max dimensions 4924 x 6813 and overlap 5 < [default_process_tiling_cl_ptp] tile (0, 0) with 4924 x 6813 at origin [0, 0] < [opencl_sharpen] couldn't enqueue kernel! -4 < [default_process_tiling_opencl_ptp] couldn't run process_cl() for module 'sharpen' in tiling mode: 0 < [opencl_pixelpipe] failed to run module 'sharpen'. fall back to cpu path --- > [default_process_tiling_cl_ptp] (1 x 2) tiles with max dimensions 4924 x 6422 > and overlap 5 > [default_process_tiling_cl_ptp] tile (0, 0) with 4924 x 6422 at origin [0, 0] > [default_process_tiling_cl_ptp] tile (0, 1) with 4924 x 962 at origin [0, > 6412] 313,314c308,309 < [export_job] exported to `t20150606-00340220-NIKON_D800E_09.jpg' < [opencl_summary_statistics] device 'GeForce GTX 660': 53 out of 55 events were successful and 2 events lost --- > [export_job] exported to `t20150606-00340220-NIKON_D800E_11.jpg' > [opencl_summary_statistics] device 'GeForce GTX 660': 73 out of 73 events > were successful and 0 events lost [I] sys-kernel/aufs-sources (4.0.5(4.0.5)@07.06.2015): Full sources including the Gentoo patchset for the 4.0 kernel tree and aufs4 support [I] media-gfx/darktable (9999@08.06.2015): A virtual lighttable and darkroom for photographers [I] x11-drivers/nvidia-drivers (349.16@25.05.2015): NVIDIA Accelerated Graphics Driver
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