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Thanks Brenden, this seems like a good idea! hadoop/mesos/src/java/org/apache/hadoop/mapred/MesosScheduler.java <https://reviews.apache.org/r/11976/#comment45575> Would it be simpler to think of the minimum in terms of task trackers? Or is there a reason for cluster specific map/reduce slot minimums? - Ben Mahler On June 19, 2013, 5:50 p.m., Brenden Matthews wrote: > > ----------------------------------------------------------- > This is an automatically generated e-mail. To reply, visit: > https://reviews.apache.org/r/11976/ > ----------------------------------------------------------- > > (Updated June 19, 2013, 5:50 p.m.) > > > Review request for mesos. > > > Description > ------- > > Allow specification of mininum slot count. > > To ensure Hadoop jobs begin promptly, we can specify a minimum number of > 'hot slots' to be available for use. This addresses the TaskTracker > spin up delay that exists with Hadoop on Mesos. This can be a nuisance > with lower latency applications, such as ad-hoc Hive queries. > > > Diffs > ----- > > hadoop/mesos/src/java/org/apache/hadoop/mapred/MesosScheduler.java > c5a63bc7a172c44cc11d6bdd6b2eb4bc3df35cb7 > > Diff: https://reviews.apache.org/r/11976/diff/ > > > Testing > ------- > > make check && make hadoop > > > Thanks, > > Brenden Matthews > >
