[GitHub] [spark] Ngone51 commented on a change in pull request #31934: [SPARK-32916][FOLLOW-UP][SHUFFLE] Fixes cases of corruption in merged shuffle …

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Ngone51 commented on a change in pull request #31934:
URL: https://github.com/apache/spark/pull/31934#discussion_r599553997



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File path: common/network-shuffle/src/main/java/org/apache/spark/network/shuffle/RemoteBlockPushResolver.java
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@@ -639,7 +624,7 @@ public void onData(String streamId, ByteBuffer buf) throws IOException {
           // written to disk due to this reason. We thus decide to optimize for server
           // throughput and memory usage.
           if (deferredBufs == null) {
-            deferredBufs = new LinkedList<>();
+            deferredBufs = new ArrayList<>();

Review comment:
       Why changed to `ArrayList`?




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