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From norbi <no...@rocknob.de>
Subject Re: hdfs dfsclient, possible to force storage datanode ?
Date Fri, 22 Aug 2014 05:36:31 GMT
hadoop 2.0 (cloudera cdh 4.7)

Am 21.08.2014 um 16:23 schrieb Liu, Yi A:
> Which version are you using?
>
> Regards,
> Yi Liu
>
>
> -----Original Message-----
> From: norbi [mailto:norbi@rocknob.de]
> Sent: Wednesday, August 20, 2014 10:14 PM
> To: user@hadoop.apache.org
> Subject: hdfs dfsclient, possible to force storage datanode ?
>
> hi list,
>
> we have 52 DNs and more hundred clients they are store and read data from hdfs. one rack
has 3 DNs and about 15 clients.
>
> it is possible to force (if space is available) that  these 15 clients prefer the 3 DNs
located in there own rack to store and read data?
>
> racklocation.conf with "org.apache.hadoop.net.NetworkTopology" is allready in use, but
this does not help in this case
>
> thanks


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