For more details, see
https://builds.apache.org/job/hadoop-qbt-trunk-java8-linux-ppc/369/
[Jul 7, 2017 1:13:10 PM] (weichiu) HADOOP-14563.
LoadBalancingKMSClientProvider#warmUpEncryptedKeys
[Jul 7, 2017 5:53:18 PM] (aajisaka) Revert "HADOOP-14587. Use
GenericTestUtils.setLogLevel when available
For more details, see
https://builds.apache.org/job/hadoop-qbt-trunk-java8-linux-x86/458/
[Jul 7, 2017 1:13:10 PM] (weichiu) HADOOP-14563.
LoadBalancingKMSClientProvider#warmUpEncryptedKeys
[Jul 7, 2017 5:53:18 PM] (aajisaka) Revert "HADOOP-14587. Use
GenericTestUtils.setLogLevel when available