Apache Hadoop qbt Report: branch-2.10+JDK7 on Linux/x86_64

For more details, see https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/179/ [Jan 15, 2021 1:28:11 AM] (noreply) HDFS-15717. Improve fsck logging. Contributed by Kihwal Lee and Ahmed Hussein (#2620) [Jan 15, 2021 7:18:58 PM] (Eric Badger) YARN-9833. Race condition when

Apache Hadoop qbt Report: trunk+JDK8 on Linux/x86_64

For more details, see https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java8-linux-x86_64/388/ [Jan 15, 2021 9:32:30 PM] (Szilard Nemeth) YARN-7200. SLS generates a realtimetrack.json file but that file is missing the closing ']'. Contributed by Agshin Kazimli [Jan 15, 2021 10:20:08 PM] (Wangd