[MAPREDUCE-354] the map output servlet should only locate the index if it isn't in the cache

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Incomplete
• Assignee: Owen O'Malley
• Reporter: Owen O'Malley
• Created: 04/Feb/09 21:19
• Updated: 21/Jul/14 19:41
• Resolved: 21/Jul/14 19:41

Description

Currently, the map output servlet locates the cache file using the local dir allocator, before it determines whether the information is in the cache. It would avoid a lot of filesystem lookups if it waited.