On Thu, Aug 16, 2007 at 07:36:48AM -0700, Phantom wrote:
>My Reduce jobs do not write any data to disk but fire off a network call to
>an RPC server with the data. However all reduce jobs are getting killed with
>the following the error message :
>Task failed to report status for 606 seconds. Killing.
>Task failed to report status for 602 seconds. Killing.
>Task failed to report status for 600 seconds. Killing.
>What might be causing this ? How do I start addressing this ?
I'd bet your RPC calls are taking too long; hence the reduce task isn't reporting any progress and after the default 10 minute timeout the TaskTracker is killing your Reduce task.