-how to execute different tasks on data nodes(simultaneously in hadoop).
mallik arjun 2012-09-03, 16:19
genrally in hadoop map function will be exeucted by all the data nodes on
the input data set ,against this how can i do the following.
i have some filter programs , and what i want to do is each data
node(slave) has to execute one filter alogrithm simultaneously, diffent
from other data nodes executions.
thanks in advance.