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From Adam Kawa <kawa.a...@gmail.com>
Subject Re: How to make hdfs data rack aware
Date Thu, 03 Jul 2014 10:35:32 GMT
You can run

$ sudo -u hdfs hdfs dfsadmin -report | grep "Hostname" -A 1


2014-07-02 7:33 GMT+02:00 hadoop hive <hadoophive@gmail.com>:

> Try running fsck, it will also validate the block placement as well as
> replication.
> On Jun 27, 2014 6:49 AM, "Kilaru, Sambaiah" <Sambaiah_Kilaru@intuit.com>
> wrote:
>
>>  My topology script is working fine for data I am writing to hdfs. My
>> question is how to make the
>> Existing data topoloy compaliant?
>>
>>  Thanks,
>> sam
>>
>>   From: karthikeyan S <karthispeaks@gmail.com>
>> Reply-To: "user@hadoop.apache.org" <user@hadoop.apache.org>
>> Date: Thursday, June 26, 2014 at 8:23 PM
>> To: "user@hadoop.apache.org" <user@hadoop.apache.org>
>> Subject: Re: How to make hdfs data rack aware
>>
>>   Hi
>>
>> Did you try supplying the script name in hdfs-site.xml as the value for
>> the parameter topology.script.file.name?
>>
>> Thanks
>>
>> Karthik
>> On Jun 26, 2014 6:02 AM, "Kilaru, Sambaiah" <Sambaiah_Kilaru@intuit.com>
>> wrote:
>>
>>>  Hi All,
>>>
>>>  We setup a cluster with out rackawareness, now that we got right
>>> rackawreness script, we wanted to
>>> Make sure data is rack aware.
>>> How we make sure existing data is rack aware and NN should move copies
>>> if all of them are in the
>>> Same rack?
>>>
>>>  Thanks,
>>> Sam
>>>
>>

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