[IMPALA-10967] Load data should handle AWS NLB-type timeout

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: Impala 4.1.0
• Component/s: Backend
• Epic Color: ghx-label-12
• Assignee: Qifan Chen
• Reporter: Qifan Chen
• Created: 12/Oct/21 15:45
• Updated: 03/Nov/21 15:15
• Resolved: 03/Nov/21 15:15

Description

Currently, since Impala handles the load data statement request in a single thread, the client can experience AWS NLB-type timeout (see IMPALA-10811) if the data loading takes more than 350s to complete.