Home | About | Sematext search-lucene.com search-hadoop.com
 Search Hadoop and all its subprojects:

Switch to Threaded View
Pig >> mail # user >> simple script generating 'too many counters' error


Copy link to this message
-
Re: simple script generating 'too many counters' error
I can think of only 2 things that have changed since this script last ran
successfully. Switched to using the range specification of the schema for
a2, and the input data has grown considerably.

Lauren

On Thu, Apr 4, 2013 at 7:00 PM, Lauren Blau <
[EMAIL PROTECTED]> wrote:

> no
>
>
> On Thu, Apr 4, 2013 at 4:54 PM, Dmitriy Ryaboy <[EMAIL PROTECTED]> wrote:
>
>> Do you have any special properties set?
>> Like the pig.udf.profile one maybe..
>> D
>>
>>
>> On Thu, Apr 4, 2013 at 6:25 AM, Lauren Blau <
>> [EMAIL PROTECTED]> wrote:
>>
>> > I'm running a simple script to add a sequence_number to a relation, sort
>> > the result and store to a file:
>> >
>> > a0 = load '<filename>' using PigStorage('\t','-schema');
>> > a1 = rank a0;
>> > a2 = foreach a1 generate col1 .. col16 , rank_a0 as sequence_number;
>> > a3 = order a2 by  sequence_number;
>> > store a3 into 'outputfile' using PigStorage('\t','-schema');
>> >
>> > I get the following error:
>> > org.apache.hadoop.mapreduce.counters.LimitExceededException: Too many
>> > counters: 241 max=240
>> >     at
>> >
>> org.apache.hadoop.mapreduce.counters.Limits.checkCounters(Limits.java:61)
>> >     at
>> > org.apache.hadoop.mapreduce.counters.Limits.incrCounters(Limits.java:68)
>> >     at
>> >
>> >
>> org.apache.hadoop.mapreduce.counters.AbstractCounterGroup.readFields(AbstractCounterGroup.java:174)
>> >     at
>> > org.apache.hadoop.mapred.Counters$Group.readFields(Counters.java:278)
>> >     at
>> >
>> >
>> org.apache.hadoop.mapreduce.counters.AbstractCounters.readFields(AbstractCounters.java:303)
>> >     at
>> > org.apache.hadoop.io.ObjectWritable.readObject(ObjectWritable.java:280)
>> >     at
>> > org.apache.hadoop.io.ObjectWritable.readFields(ObjectWritable.java:75)
>> >     at
>> > org.apache.hadoop.ipc.Client$Connection.receiveResponse(Client.java:951)
>> >     at org.apache.hadoop.ipc.Client$Connection.run(Client.java:835)
>> >
>> >
>> > we aren't able to up our counters any higher (policy) and I don't
>> > understand why I should need so many counters for such a simple script
>> > anyway?
>> > running Apache Pig version 0.11.1-SNAPSHOT (r: unknown)
>> > compiled Mar 22 2013, 10:19:19
>> >
>> > Can someone help?
>> >
>> > Thanks,
>> > Lauren
>> >
>>
>
>