[YARN-1364] Limit the number of outstanding tfile writers in FileSystemApplicationHistoryStore

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Won't Fix
• Assignee: Zhijie Shen
• Reporter: Zhijie Shen
• Created: 30/Oct/13 00:51
• Updated: 13/Jan/15 21:48
• Resolved: 13/Jan/15 21:48

Description

It seems to be expensive to maintain a big number of outstanding t-file writers. RM is likely to run out of the I/O resources. Probably we'd like to limit the number of concurrent outstanding t-file writers, and queue the writing requests.