Uploaded image for project: 'Core Server'
  1. Core Server
  2. SERVER-3801

Mapreduce should yield periodically when writing

    XMLWordPrintable

Details

    • Improvement
    • Status: Closed
    • Minor - P4
    • Resolution: Gone away
    • None
    • None
    • MapReduce
    • None

    Description

      It seems like mapReduce jobs cause read starvation because of constant writes. This could be partially addressed with collection-level locking but having periods of yielding will help as well.

      Attachments

        Issue Links

          related to

          Task - A task that needs to be done. SERVER-8579 Consolidate Mongod Lock/Resource Scheduling Logic

          • Major - P3 - Major loss of function.
          • Closed

          Activity

            People

              backlog-query-optimization Backlog - Query Optimization
              scotthernandez Scott Hernandez
              Votes:
              3 Vote for this issue
              Watchers:
              4 Start watching this issue

              Dates

                Created:
                Updated:
                Resolved: