What are the rules to publish my own modified Hadoop classes?

2014-06-04 Thread xeon
Hello all, I added the capacity to tolerate arbitrary faults in Hadoop 0.20 by changing some Hadoop classes. You can see my work in http://dl.acm.org/citation.cfm?id=2116190 Now, I would like to make the code publicly available. Since the code is under "Licensed to the Apache Software Foundat

What is the class that launches the reducers?

2016-08-25 Thread xeon Mailinglist
I am trying to implement a mechanism in MapReduce v2 that allows to suspend and resume a job. I must suspend a job when all the mappers finish, and resume the job from that point after some time. I do this, because I want to verify the integrity of the map output before executing the reducers. I a

Re: What is the class that launches the reducers?

2016-08-25 Thread xeon Mailinglist
I am using Mapreduce v2. On Aug 25, 2016 8:18 PM, "xeon Mailinglist" wrote: > I am trying to implement a mechanism in MapReduce v2 that allows to > suspend and resume a job. I must suspend a job when all the mappers finish, > and resume the job from that point after s

Re: What is the class that launches the reducers?

2016-08-25 Thread xeon Mailinglist
thing you can try is to write a map-only job first and then verify the map out. On Thu, Aug 25, 2016 at 1:18 PM, xeon Mailinglist wrote: > I am using Mapreduce v2. > > On Aug 25, 2016 8:18 PM, "xeon Mailinglist" > wrote: > > > I am trying to implement a mechanism in

Re: What is the class that launches the reducers?

2016-08-25 Thread xeon Mailinglist
7;s only partially > dumped to disk. None of the intermediate data goes into HDFS. > > Daniel > > On Aug 25, 2016 4:10 PM, "xeon Mailinglist" > wrote: > >> But then I need to set identity maps to run the reducers. If I suspend a >> job after the maps finish,