This can be due to any of these reasons,
1. No DataNode instances being up and running.
2. The DataNode instances cannot talk to the server, through networking or
Hadoop configuration problems.
3. Your DataNode instances have no hard disk space in their configured data
directories.
4. Your Da
Seems like Datanode is not up. Please look into tasktracker and datanode
logs.
On Thu, Apr 26, 2012 at 3:40 PM, Bhavesh Shah wrote:
> Hello,
> I launched my instance on Amazon. And I run the job yesterday on it and I
> got the following error in log fies (Log Files of JobTracker)
>
> DataStreamer
