Fixed Issues in HDFS

Review the list of HDFS issues that are resolved in Cloudera Runtime 7.2.11.

CDPD-6100

This improvement makes HDFS NameNode leave safemode immediately if all blocks have reported in, reducing the cluster startup time.

OPSAPS-43909: Execution filter is not applied to Delete Policy.

Execution filter is now applied to Delete Policy also. This issue is now resolved.