[GitHub] flink pull request #4559: [FLINK-7468][network] Implement sender backlog log...

[NicoK]

Github user NicoK commented on a diff in the pull request:

    https://github.com/apache/flink/pull/4559#discussion_r154344889
  
    --- Diff: 
flink-runtime/src/main/java/org/apache/flink/runtime/io/network/partition/SpillableSubpartitionView.java
 ---
    @@ -133,7 +135,7 @@ int releaseMemory() throws IOException {
        }
     
        @Override
    -   public Buffer getNextBuffer() throws IOException, InterruptedException {
    +   protected Buffer getNextBufferInternal() throws IOException, 
InterruptedException {
    --- End diff --
    
    `@Nullable`


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