Forgot to say, value "0" means that the requested counter does not exist.
2009/2/5 Rasit OZDAS <rasitoz...@gmail.com>: > Sharath, > I think the static enum definition should be out of Reduce class. > Hadoop probably tries to find it elsewhere with "MyCounter", but it's > actually "Reduce.MyCounter" in your example. > > Hope this helps, > Rasit > > 2009/2/5 some speed <speed.s...@gmail.com>: >> I Tried the following...It gets compiled but the value of result seems to be >> 0 always. >> >> RunningJob running = JobClient.runJob(conf); >> >> Counters ct = new Counters(); >> ct = running.getCounters(); >> >> long result = >> ct.findCounter("org.apache.hadoop.mapred.Task$Counter", 0, >> "*MyCounter*").getCounter(); >> //even tried MyCounter.Key1 >> >> >> >> Does anyone know whay that is happening? >> >> Thanks, >> >> Sharath >> >> >> >> On Thu, Feb 5, 2009 at 5:59 AM, some speed <speed.s...@gmail.com> wrote: >> >>> Hi Tom, >>> >>> I get the error : >>> >>> Cannot find Symbol* "**MyCounter.ct_key1 " * >>> >>> >>> >>> >>> >>> >>> On Thu, Feb 5, 2009 at 5:51 AM, Tom White <t...@cloudera.com> wrote: >>> >>>> Hi Sharath, >>>> >>>> The code you posted looks right to me. Counters#getCounter() will >>>> return the counter's value. What error are you getting? >>>> >>>> Tom >>>> >>>> On Thu, Feb 5, 2009 at 10:09 AM, some speed <speed.s...@gmail.com> wrote: >>>> > Hi, >>>> > >>>> > Can someone help me with the usage of counters please? I am incrementing >>>> a >>>> > counter in Reduce method but I am unable to collect the counter value >>>> after >>>> > the job is completed. >>>> > >>>> > Its something like this: >>>> > >>>> > public static class Reduce extends MapReduceBase implements >>>> Reducer<Text, >>>> > FloatWritable, Text, FloatWritable> >>>> > { >>>> > static enum MyCounter{ct_key1}; >>>> > >>>> > public void reduce(..............) throws IOException >>>> > { >>>> > >>>> > reporter.incrCounter(MyCounter.ct_key1, 1); >>>> > >>>> > output.collect(......); >>>> > >>>> > } >>>> > } >>>> > >>>> > -----main method---- >>>> > { >>>> > RunningJob running = null; >>>> > running=JobClient.runJob(conf); >>>> > >>>> > Counters ct = running.getCounters(); >>>> > /********* How do I Collect the ct_key1 value ????***********/ >>>> > long res = ct.getCounter(MyCounter.ct_key1); >>>> > >>>> > } >>>> > >>>> > >>>> > >>>> > >>>> > >>>> > Thanks, >>>> > >>>> > Sharath >>>> > >>>> >>> >>> >> > > > > -- > M. Raşit ÖZDAŞ > -- M. Raşit ÖZDAŞ