[HDFS-14512] ONE_SSD policy will be violated while write data with DistributedFileSystem.create(....favoredNodes)

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.10.0, 3.0.4, 3.3.0, 2.8.6, 3.2.1, 2.9.3, 3.1.3
• Assignee: Ayush Saxena
• Reporter: Shen Yinjie
• Created: 24/May/19 09:27
• Updated: 02/Oct/19 17:13
• Resolved: 30/May/19 04:48

Description

Reproduce steps:
1.setStoragePolicy ONE_SSD for a path A;
2. client write data to path A by DistributedFileSystem.create(...favoredNodes) and Passing parameter favoredNodes
then, three replicas of file in this path will be located in 2 SSD and 1DISK,which is violating the ONE_SSD policy.
Not sure am I clear?