[HADOOP-14216] Improve Configuration XML Parsing Performance

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.9.0, 3.0.0-alpha4
• Target Version/s: 2.9.0, 3.0.0-alpha4
• Assignee: Jonathan Turner Eagles
• Reporter: Jonathan Turner Eagles
• Created: 23/Mar/17 03:22
• Updated: 02/Aug/17 21:59
• Resolved: 09/May/17 02:28

Description

JIRA is to improve XML parsing performance through reuse and a change in XML parser (STAX)

Issue Links

• breaks: HADOOP-14387 new Configuration().get() fails if core-site.xml isn't on the classpath
• breaks: HADOOP-14399 Configuration does not correctly XInclude absolute file URIs
• breaks: HADOOP-14501 Switch from aalto-xml to woodstox to handle odd XML features
• breaks: HADOOP-14727 Socket not closed properly when reading Configurations with BlockReaderRemote