eric-haibin-lin commented on a change in pull request #15124: [MXNET-1294] Priority-based parameter propagation for improved data parallel training throughput URL: https://github.com/apache/incubator-mxnet/pull/15124#discussion_r368814411
########## File path: python/mxnet/kvstore/kvstore.py ########## @@ -104,8 +104,22 @@ def broadcast(self, key, value, out, priority=0): [ 2. 2. 2.]] """ - self.init(key, value) - self.pull(key, out=out, priority=priority) + cvkeys, cvals, use_str_keys = _ctype_key_value(key, value) + if out is not None: + cokeys, couts, _ = _ctype_key_value(key, out) + else: + cokeys = cvkeys + couts = cvals + + if use_str_keys: + check_call(_LIB.MXKVStoreBroadcastEx( + self.handle, mx_uint(len(cvkeys)), cvkeys, mx_uint(len(cokeys)), cokeys, + cvals, couts, ctypes.c_int(priority))) + else: + check_call(_LIB.MXKVStoreBroadcast( + self.handle, mx_uint(len(cvkeys)), cvkeys, mx_uint(len(cokeys)), cokeys, + cvals, couts, ctypes.c_int(priority))) + Review comment: Shall we also add tests to https://github.com/apache/incubator-mxnet/blob/d9291e5ae0b3f757e781bf457bdff8b6a61b8c8d/ci/docker/runtime_functions.sh#L1373 ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org With regards, Apache Git Services