Can you tell us, how are you verifying if its not working? Edit
conf/hdfs-site.xml dfs.block.size And restart the cluster. -Bharath From: Rita <rmorgan...@gmail.com> To: hdfs-user@hadoop.apache.org Cc: Sent: Sunday, February 6, 2011 8:50 AM Subject: Re: changing the block size Neither one was working. Is there anything I can do? I always have problems like this in hdfs. It seems even experts are guessing at the answers :-/ On Thu, Feb 3, 2011 at 11:45 AM, Ayon Sinha <ayonsi...@yahoo.com> wrote: conf/hdfs-site.xml > >restart dfs. I believe it should be sufficient to restart the namenode only, >but others can confirm. > >-Ayon > > >From: Rita <rmorgan...@gmail.com> >To: hdfs-user@hadoop.apache.org >Sent: Thu, February 3, 2011 4:35:09 > AM >Subject: changing the block size > > >>Currently I am using the default block size of 64MB. I would like to change >>it for my cluster to 256 megabytes since I deal with large files (over 2GB). >>What is the best way to do this? > >What file do I have to make the change on? Does it have to be applied on the >namenode or each individual data nodes? What has to get restarted, namenode, >datanode, or both? > > > >-- >--- Get your facts first, then you can distort them as you please.-- > > -- --- Get your facts first, then you can distort them as you please.--