May I ask why you need to do that? Y not let Hadoop handle that for u?
On Sunday, July 19, 2015, Shiyao Ma i...@introo.me wrote:
Hi,
I'd like to put my data selectively on some datanodes.
Currently I can do that by shutting down un-needed datanodes. But this is
a little laborsome.
Is
Hi,
I'd like to put my data selectively on some datanodes.
Currently I can do that by shutting down un-needed datanodes. But this is a
little laborsome.
Is it possible to directly specify the datanodes I'd like to put the data
on when doing operations like: hdfs dfs -put /
TIA.
--
DFSClient#create() allows you to pass favored nodes.
Does that serve your needs ?
On Jul 19, 2015, at 7:30 PM, Shiyao Ma i...@introo.me wrote:
Hi,
I'd like to put my data selectively on some datanodes.
Currently I can do that by shutting down un-needed datanodes. But this is a