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The following table lists some of the features of the specific components of Cloudera Data Platform Private Base 7.1.8 that were excluded from the Cloudera QATS testing. The table includes explanations and alternatives that are provided or supported by PowerScale OneFS.
Feature | Remarks |
HDFS Extended ACLs | OneFS ACLs provide robust features. For information, see Dell Isilon: Access Control Lists on HDFS and Isilon OneFS. |
HDFS Cache | Isilon has internal caching within OneFS. For information, see Dell PowerScale OneFS SmartFlash. |
Erasure Coding: HDP getErasureCodingPolicy | OneFS has native Erasure Coding. For information, see High Availability and Data Protection with Dell PowerScale Scale-Out NAS. |
fsck/ NameNode Cmds | Not applicable. For information, see Dell Isilon HealthCheck service packs. |
HDFS NFS support | PowerScale OneFS supports multiple protocols. For information about NFS support, see Dell PowerScale: OneFS NFS Design Considerations and Best Practices. |
Trash behavior | Not applicable. |
Distcp hdfs with preserve checksum (-pc) option | Skip CRC checks when using PowerScale. PowerScale maintains its own integrity checking internally in OneFS. |
HDFS Snapshot | PowerScale SnapshotIQ provides data protection. For information, Data Protection with Dell PowerScale SnapshotIQ. |
Namenode Safemode | Not applicable. |
HDFS ShortcircuitReads | Not applicable. |
Namenode command: dfs -report cmd | Not applicable. PowerScale has an integrated, customizable analytics platform to accelerate workflows and applications on an Isilon cluster. For more information, see: Dell EMC Isilon InsightIQ. |
HDFS Quota | PowerScale provides scale-out storage quota management and thin provisioning. For information, see Storage Quota Management and Provisioning with Dell PowerScale SmartQuotas. |
Ranger FS audits logs | Not applicable. |