Moving discussion to the MapReduce-User list: [email protected]
Reply inline: On Fri, Jan 28, 2011 at 2:39 PM, rishi pathak <[email protected]> wrote: > Hi, > Is there a way to drain a tasktracker. What we require is not to > schedule any more map/red tasks onto a tasktracker(mark it offline) but > still the running tasks should not be affected. You could simply shut the TT down. MapReduce was designed with faults in mind and thus tasks that are running on a particular TaskTracker can be re-run elsewhere if they failed. Is this not usable in your case? -- Harsh J www.harshj.com
