Got all working. /app/hadoop/tmp required 755
On Mon, Apr 18, 2011 at 11:46, Matthew Tovbin <matt...@tovbin.com> wrote: > Hey, > > I got CDH3u0 installed. I am trying to setup a single node configuration. I > got name node, data node and job tracker up and running. But when I try to > start the task tracker I got the following error message in log: > > /************************************************************ > STARTUP_MSG: Starting TaskTracker > STARTUP_MSG: host = matthew-desktop/127.0.1.1 > STARTUP_MSG: args = [] > STARTUP_MSG: version = 0.20.2-cdh3u0 > STARTUP_MSG: build = -r 81256ad0f2e4ab2bd34b04f53d25a6c23686dd14; > compiled by 'root' on Sat Mar 26 00:14:04 UTC 2011 > ************************************************************/ > 2011-04-18 11:45:08,606 INFO org.mortbay.log: Logging to > org.slf4j.impl.Log4jLoggerAdapter(org.mortbay.log) via > org.mortbay.log.Slf4jLog > 2011-04-18 11:45:08,644 INFO org.apache.hadoop.http.HttpServer: Added > global filtersafety > (class=org.apache.hadoop.http.HttpServer$QuotingInputFilter) > 2011-04-18 11:45:08,660 INFO org.apache.hadoop.mapred.TaskLogsTruncater: > Initializing logs' truncater with mapRetainSize=-1 and reduceRetainSize=-1 > 2011-04-18 11:45:08,663 INFO org.apache.hadoop.mapred.TaskTracker: Starting > tasktracker with owner as mapred > 2011-04-18 11:45:08,665 WARN org.apache.hadoop.mapred.TaskTracker: Task > Tracker local File /app/hadoop/tmp/mapred/local does not exist. > 2011-04-18 11:45:08,665 ERROR org.apache.hadoop.mapred.TaskTracker: Can not > start task tracker because > org.apache.hadoop.util.DiskChecker$DiskErrorException: all local directories > are not writable > at > org.apache.hadoop.mapred.TaskTracker.checkLocalDirs(TaskTracker.java:3495) > at > org.apache.hadoop.mapred.TaskTracker.initializeDirectories(TaskTracker.java:659) > at > org.apache.hadoop.mapred.TaskTracker.initialize(TaskTracker.java:734) > at org.apache.hadoop.mapred.TaskTracker.<init>(TaskTracker.java:1431) > at org.apache.hadoop.mapred.TaskTracker.main(TaskTracker.java:3521) > > 2011-04-18 11:45:08,670 INFO org.apache.hadoop.mapred.TaskTracker: > SHUTDOWN_MSG: > /************************************************************ > SHUTDOWN_MSG: Shutting down TaskTracker at matthew-desktop/127.0.1.1 > > > mapred-site.xml: > <?xml version="1.0"?> > <?xml-stylesheet type="text/xsl" href="configuration.xsl"?> > <configuration> > <property> > <name>mapred.job.tracker</name> > <value>localhost:50033</value> > </property> > <property> > <name>mapred.system.dir</name> > <value>/mapred/system</value> > </property> > <property> > <name>mapred.local.dir</name> > <value>/app/hadoop/tmp/mapred/local</value> > </property> > <property> > <name>mapred.tmp.dir</name> > <value>/app/hadoop/tmp/mapred/temp</value> > </property> > </configuration>v > > > matthew@matthew-desktop:~$ sudo ls -ltrh /app/hadoop/tmp/mapred/ > total 12K > drwxr-xr-x 2 mapred hadoop 4.0K 2011-04-18 11:24 local > drwxr-xr-x 2 mapred hadoop 4.0K 2011-04-18 11:31 system > drwxr-xr-x 2 mapred hadoop 4.0K 2011-04-18 11:31 temp > > > > Any ideas? > > > > > > >
