Turns out my tasktrackers(on the datanodes) are not starting properly.... so I guess they are taking some alternate route??
because they are up and running...even though when I run stop-mapred.sh it says "data01: no tasktracker to stop" --Joey On Thu, Dec 15, 2011 at 5:37 PM, James Warren <[email protected]> wrote: > (moving to mapreduce-user@, bcc'ing common-user@) > > Hi Joey - > > You'll want to change the value on all of your servers running tasktrackers > and then restart each tasktracker to reread the configuration. > > cheers, > -James > > On Thu, Dec 15, 2011 at 3:30 PM, Joey Krabacher <[email protected]>wrote: > >> I have looked up how to up this value on the web and have tried all >> suggestions to no avail. >> >> Any help would be great. >> >> Here is some background: >> >> Version: 0.20.2, r911707 >> Compiled: Fri Feb 19 08:07:34 UTC 2010 by chrisdo >> >> Nodes: 5 >> Current Map Task Capacity : 10 <--- this is what I want to increase. >> >> What I have tried : >> >> Adding >> <property> >> <name>mapred.tasktracker.map.tasks.maximum</name> >> <value>8</value> >> <final>true</final> >> </property> >> to mapred-site.xml on NameNode. I also added this to one of the >> datanodes for the hell of it and that didn't work either. >> >> Thanks. >>
