[HADOOP-14642] wasb: add support for caching Authorization and SASKeys

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.9.0, 3.0.0-beta1
• Component/s: fs/azure
• Labels: azure fs secure wasb
• Target Version/s: 2.9.0
• Assignee: Sivaguru Sankaridurg
• Reporter: Sivaguru Sankaridurg
• Created: 11/Jul/17 07:52
• Updated: 02/Aug/17 16:52
• Resolved: 19/Jul/17 18:48

Description

TPCDS runs showed performance issues with Secure Clusters.
One of the main issues was identified to be repeated calls to DTS for the same SASKey and Authorization request.
The performance issue was mitigated to a large extent by introducing caching for saskeys and authorization requests.

Issue Links

• breaks: HADOOP-14715 TestWasbRemoteCallHelper failing