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From Apache Wiki <wikidi...@apache.org>
Subject [Hadoop Wiki] Trivial Update of "LimitingTaskSlotUsage" by SomeOtherAccount
Date Fri, 22 Oct 2010 15:58:18 GMT
Dear Wiki user,

You have subscribed to a wiki page or wiki category on "Hadoop Wiki" for change notification.

The "LimitingTaskSlotUsage" page has been changed by SomeOtherAccount.
http://wiki.apache.org/hadoop/LimitingTaskSlotUsage?action=diff&rev1=3&rev2=4

--------------------------------------------------

  
  == Job is consuming all task slots ==
  
- The most common reason is because a given job is consuming all of the available task slots,
preventing other jobs from running.   The easiest and best solution is to switch from the
default FIFO scheduler to another scheduler, such as the FairShareScheduler or the CapacityScheduler.
 Both support job tasks limit.
+ The most common reason is because a given job is consuming all of the available task slots,
preventing other jobs from running.   The easiest and best solution is to switch from the
default FIFO scheduler to another scheduler, such as the FairShareScheduler or the CapacityScheduler.
 Both solve this problem in slightly different ways.  Depending upon need, one may be a better
fit than the other.
  
  == Job has taken too many reduce slots that are still waiting for maps to finish ==
  

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