nswamy commented on a change in pull request #11216: Scala inference memory
leak fix #11204
URL: https://github.com/apache/incubator-mxnet/pull/11216#discussion_r194529098
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File path: scala-package/core/src/main/scala/org/apache/mxnet/FeedForward.scala
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@@ -224,13 +224,24 @@ class FeedForward private(
var i = 0
while (data.hasNext && i != numBatch) {
val batch = data.next()
- i += 1
- ExecutorManager.loadData(batch, dataArrays)
- predExec.forward(isTrain = false)
- val padded = batch.pad
- val realSize = batchSize - padded
- for ((list, nd) <- outputs zip predExec.outputs) {
- list += nd.slice(0, realSize).copy()
+ try {
Review comment:
I find the try finally really annoying and redundant. MXNet actually
seg-fualts for simple cases such as the input shape is wrong. We are adding
these try-finally and making the code look more complicated
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