[HDFS-1043] Benchmark overhead of server-side group resolution of users

• Type: Test
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.22.0
• Fix Version/s: 0.21.0
• Component/s: benchmarks
• Hadoop Flags: Reviewed
• Assignee: Konstantin Shvachko
• Reporter: Konstantin Shvachko
• Created: 17/Mar/10 23:50
• Updated: 24/Aug/10 20:52
• Resolved: 20/Mar/10 01:01

Description

Server-side user group resolution was introduced in HADOOP-4656.
The benchmark should repeatedly request the name-node for user group resolution, and reset NN's user group cache periodically.