blac2kite commented on a change in pull request #12804: CudnnFind() usage
improvements
URL: https://github.com/apache/incubator-mxnet/pull/12804#discussion_r227996879
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File path: python/mxnet/context.py
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@@ -258,6 +258,30 @@ def num_gpus():
check_call(_LIB.MXGetGPUCount(ctypes.byref(count)))
return count.value
+def gpu_memory_info(device_id=0):
+ """Query CUDA for the free and total bytes of GPU global memory.
+
+ Parameters
+ ----------
+ device_id : int, optional
+ The device id of the GPU device.
+
+ Raises
+ ------
+ Will raise an exception on any CUDA error.
+
+ Returns
+ -------
+ (free, total) : (int, int)
Review comment:
Minor: 'total' - is it referring to total used, total available or the total
size of the physical GPU. Also, aren't they 64 bit integers. So maybe 'long'
would be more appropriate. Since we are exposing this API in python, it'd be a
good idea to document it well.
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