RE: About configuring cluster setup

2013-05-15 Thread David Parks
; jobtracker systems. From: Robert Dyer [mailto:psyb...@gmail.com] Sent: Tuesday, May 14, 2013 11:23 PM To: user@hadoop.apache.org Subject: Re: About configuring cluster setup You can, however note that unless you also run a TaskTracker on that node (bad idea) then any blocks that are replicate

Re: About configuring cluster setup

2013-05-14 Thread Robert Dyer
You can, however note that unless you also run a TaskTracker on that node (bad idea) then any blocks that are replicated to this node won't be available as input to MapReduces and you are lowering the odds of having data locality on those blocks. On Tue, May 14, 2013 at 2:01 AM, Ramya S wrote: >

Re: About configuring cluster setup

2013-05-14 Thread Chris Embree
It's not a good idea for anything more than Proof of Concept or Sandbox clusters. On Tue, May 14, 2013 at 3:10 AM, Leonid Fedotov wrote: > No, it is not called "pseudo distributed" mode. It called "as you wish" > mode... > It is absolutely normal configuration. > You can distribute your nodes as

Re: About configuring cluster setup

2013-05-14 Thread Leonid Fedotov
No, it is not called "pseudo distributed" mode. It called "as you wish" mode... It is absolutely normal configuration. You can distribute your nodes as you like, no one limit you on it. Just make sure you have enough memory on your nodes. If you have more questions, feel free to s=ask it directly.

Re: About configuring cluster setup

2013-05-14 Thread Nitin Pawar
yes you can. Its called as pseudo distributed mode On Tue, May 14, 2013 at 12:31 PM, Ramya S wrote: > Hi, > > Can we configure 1 node as both Name node and Data node ? > -- Nitin Pawar