YARN-9013. [GPG] fix order of steps cleaning Registry entries in ApplicationCleaner. Contributed by Botong Huang.

YARN-7953. [GQ] Data structures for federation global queues calculations. Contributed by Abhishek Modi.

YARN-7402. [GPG] Fix potential connection leak in GPGUtils. Contributed by Giovanni Matteo Fumarola.

YARN-3660. [GPG] Federation Global Policy Generator (service hook only). (Contributed by Botong Huang via curino)

YARN-8997. [Submarine] Small refactors of modifier, condition check and redundant local variables. Contributed by Zhankun Tang.

HDDS-709. Modify Close Container handling sequence on datanodes. Contributed by Shashikant Banerjee.

Contributed by Nanda kumar.

YARN-8877. [CSI] Extend service spec to allow setting resource attributes. Contributed by Weiwei Yang.

Contributed by LiXin Ge.

HDDS-767. OM should not search for STDOUT root logger for audit logging. Contributed by Dinesh Chitlangia.

YARN-8933. [AMRMProxy] Fix potential empty fields in allocation response, move SubClusterTimeout to FederationInterceptor. Contributed by Botong Huang.

            Contributed by Gour Saha

Contributed by Lokesh Jain.

HADOOP-15812. ABFS: Improve AbfsRestOperationException format to ensure full msg can be displayed on console.

Author:    Da Zhou <da.zhou@microsoft.com>

HDDS-823. OzoneRestClient is failing with NPE on getKeyDetails call. Contributed by Bharat Viswanadham.

YARN-8990. Fix fair scheduler race condition in app submit and queue cleanup. (Contributed by Wilfred Spiegelenburg)

HADOOP-15903. Allow HttpServer2 to discover resources in /static when symlinks are used. Contributed by Inigo Goiri.

HDDS-806. Update Ratis to latest snapshot version in ozone. Contributed by Tsz Wo Nicholas Sze and Mukul Kumar Singh.

HDFS-14039. ec -listPolicies doesn't show correct state for the default policy when the default is not RS(6,3). Contributed by Kitti Nanasi.

Signed-off-by: Xiao Chen <xiao@apache.org>

Contributed by Junhua Gu.

(cherry picked from commit 66715005)

HDDS-802. Container State Manager should get open pipelines for allocating container. Contributed by Lokesh Jain.

Contributed by Nanda kumar.

YARN-8988. Reduce the verbose log on RM heartbeat path when distributed node-attributes is enabled. Contributed by Tao Yang.

YARN-8977. Remove unnecessary type casting when calling AbstractYarnScheduler#getSchedulerNode. Contributed by Wanqiang Ji.