pid files are there, I checked for running processes with the same ID's and they all checked out.
--Joey On Fri, Dec 16, 2011 at 5:40 PM, Rahul Jain <[email protected]> wrote: > You might be suffering from HADOOP-7822; I'd suggest you verify your pid > files and fix the problem by hand if it is the same issue. > > -Rahul > > On Fri, Dec 16, 2011 at 2:40 PM, Joey Krabacher <[email protected]>wrote: > >> 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. >> >> >>
