Fixed Issues in HDFS

Review the list of HDFS issues that are resolved in Cloudera Runtime 7.2.10.

This improvement makes HDFS NameNode leave safemode immediately if all blocks have reported in, reducing the cluster startup time.
CDPD-2946: Slow reading and writing of erasure-coded files
The ISA-L library is not packaged with HDFS as a result of which HDFS erasure coding falls back to the Java implementation which is much slower than the native Hadoop implementation. This slows down the reading and writing of erasure-coded files.
OPSAPS-43909: Execution filter is not applied to Delete Policy.
Execution filter is now applied to Delete Policy also. This issue is now resolved.

Apache Patch Information

  • HDFS-15632