[GitHub] luobao-intel commented on a change in pull request #12418: Fix flaky test: test_mkldnn.test_activation #12377

[GitBox <gi...@apache.org>]

luobao-intel commented on a change in pull request #12418: Fix flaky test: test_mkldnn.test_activation #12377
URL: https://github.com/apache/incubator-mxnet/pull/12418#discussion_r214285519
 
 

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 File path: tests/python/mkl/test_mkldnn.py
 ##########
 @@ -292,7 +291,7 @@ def check_activation_training(stype):
             in_location = [mx.nd.array(data_tmp).tostype(stype)]
 
             test = mx.symbol.Activation(data, act_type="relu")
-            check_numeric_gradient(test, in_location, numeric_eps=1e-2, rtol=0.16, atol=1e-4)
+            check_numeric_gradient(test, in_location, numeric_eps=1e-6, rtol=0.16, atol=1e-4)
 
 Review comment:
   This epsilon would have an impact on the baseline calculation instead of mkldnn calculation. And the smaller the epsilon is, the more accurate the baseline (gradient referring to theano) is. So this change won't make it worse.

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