I am using Yarn, and
1 - I want to know the average IO throughput of the HDFS (like know how
fast the datanodes are writing in a disk) so that I can compare beween 2
HDFS intances. The command "hdfs dfsadmin -report" doesn't give me that.
The HDFS has a command for that?
2 - and there is a simila
http://www.michael-noll.com/blog/2011/04/09/benchmarking-and-stress-testing-an-hadoop-cluster-with-terasort-testdfsio-nnbench-mrbench/
On 12/06/2013 09:49, Pedro Sá da Costa wrote:
I am using Yarn, and
1 - I want to know the average IO throughput of the HDFS (like know
how fast the datanodes a