Pedro Sá da Costa 2013-06-12, 08:49
-Re: HDFS metrics
Bhasker Allene 2013-06-12, 09:08
On 12/06/2013 09:49, Pedro Sï¿½ 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 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 similar thing to know how fast the data is being
> transferred between map and reduces?
> Best regards,
Thanks & Regards,