Interesting. Is there a JIRA for this?
On Feb 26, 2009, at 2:07 PM, Owen O'Malley wrote:
On Feb 26, 2009, at 2:03 PM, Nathan Marz wrote:Do the reducers batch copy map outputs from a machine? That is, if a machine M has 15 intermediate map outputs destined for machine R, will machine R copy the intermediate outputs one at a time or all at once?Currently, one at a time. In 0.21 it will be batched up. -- Owen
