celery/celery — pull request #2167 by kevin1024 (2014-07-24 19:22:33+00:00)
Title: Documentation fix: Clarify the prefetch multiplier

For years, I thought CELERYD_PREFETCH_MULTIPLIER turned off prefetching, and I had a lot of weird problems. Today I finally figured out 1 means disabled, 0 means PREFETCH ALL THE THINGS. This fixes the documentation bug.