-Re: How can I add a new hard disk in an existing HDFS cluster?
Ling Kun 2013-05-06, 02:52
The following steps may help.
1. Stop your datanode daemon which you want to add a new HDD.
2. modify the data.dfs.dir property in hdfs-site.xml as mentioned by
3. start the DataNode daemon again.
On Mon, May 6, 2013 at 12:30 AM, Rahul Bhattacharjee <
[EMAIL PROTECTED]> wrote:
> I think the question here is as how to add new HDD volumn into an already
> existing formatted HDFS cluster.
> Not sure , by just adding the directory in data.dfs.dir would help.
> On Fri, May 3, 2013 at 3:28 PM, Håvard Wahl Kongsgård <
> [EMAIL PROTECTED]> wrote:
>> go for ext3 or ext4
>> On Fri, May 3, 2013 at 8:32 AM, Joarder KAMAL <[EMAIL PROTECTED]> wrote:
>>> I have a running HDFS cluster (Hadoop/HBase) consists of 4 nodes and
>>> the initial hard disk (/dev/vda1) size is 10G only. Now I have a second
>>> hard drive /dev/vdb of 60GB size and want to add it into my existing HDFS
>>> cluster. How can I format the new hard disk (and in which format? XFS?) and
>>> mount it to work with HDFS
>>> Default HDFS directory is situated in
>>> And I followed this link for installation.
>>> Many thanks in advance :)
>>> Joarder Kamal
>> Håvard Wahl Kongsgård
>> Data Scientist
>> Faculty of Medicine &
>> Department of Mathematical Sciences