eric-haibin-lin commented on a change in pull request #10435: [MXNET-289] 
Update example to resize data iterator to fix hang in dist sync for last epoch
URL: https://github.com/apache/incubator-mxnet/pull/10435#discussion_r181279912
 
 

 ##########
 File path: example/image-classification/common/fit.py
 ##########
 @@ -155,9 +159,16 @@ def fit(args, network, data_loader, **kwargs):
     head = '%(asctime)-15s Node[' + str(kv.rank) + '] %(message)s'
     logging.basicConfig(level=logging.DEBUG, format=head)
     logging.info('start with arguments %s', args)
+    
+    epoch_size = get_epoch_size(args, kv)
 
     # data iterators
     (train, val) = data_loader(args, kv)
+    if 'dist' in args.kv_store and 'sync' in args.kv_store:
 
 Review comment:
   so there's no need to resize for async right?

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