Apache Hadoop qbt Report: trunk+JDK11 on Linux/x86_64

For more details, see https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java11-linux-x86_64/155/ [Apr 15, 2021 9:04:46 AM] (noreply) HADOOP-17524. Remove EventCounter and Log counters from JVM Metrics (#2909) [Apr 15, 2021 12:33:18 PM] (noreply) HADOOP-17569. Building native code fails on Fedor

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_64/480/ [Apr 16, 2021 4:26:45 AM] (noreply) HDFS-15977. Call explicit_bzero only if it is available. (#2914) [Apr 16, 2021 7:06:01 AM] (noreply) HADOOP-17633. Bump json-smart to 2.4.2 and nimbus-jose-jwt to

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_64/271/ No changes -1 overall The following subsystems voted -1: asflicense hadolint mvnsite pathlen spotbugs unit The following subsystems voted -1 but were configured to be filtered/ignored