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Merge pull request #2167 from kevin1024/patch-1

Documentation fix: Clarify the prefetch multiplier
Ask Solem Hoel 11 years ago
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02c23e4e54
1 changed files with 6 additions and 0 deletions
  1. 6 0
      docs/configuration.rst

+ 6 - 0
docs/configuration.rst

@@ -164,6 +164,12 @@ workers, note that the first worker to start will receive four times the
 number of messages initially.  Thus the tasks may not be fairly distributed
 number of messages initially.  Thus the tasks may not be fairly distributed
 to the workers.
 to the workers.
 
 
+To disable prefetching, set CELERYD_PREFETCH_MULTIPLIER to 1.  Setting 
+CELERYD_PREFETCH_MULTIPLIER to 0 will allow the worker to keep consuming
+as many messages as it wants.
+
+For more on prefetching, read :ref:`optimizing-prefetch-limit`
+
 .. note::
 .. note::
 
 
     Tasks with ETA/countdown are not affected by prefetch limits.
     Tasks with ETA/countdown are not affected by prefetch limits.