_SUCCES implies that the job has succesfully terminated, so this seems like a reasonable criterion.
Regards, Dieter 2014-03-28 9:33 GMT+01:00 Li Li <fancye...@gmail.com>: > I have a program that do some map-reduce job and then read the result > of the job. > I learned that hdfs is not strong consistent. when it's safe to read the > result? > as long as output/_SUCCESS exist? >