Even though it does not sound intuitive, reduce by key expects all values for a particular key for a partition to be loaded into memory. So once you increase the partitions you can run the jobs.
- Executor memory requirement for reduceByKey Sung Hwan Chung
- Re: Executor memory requirement for reduceByKey Ted Yu
- Re: Executor memory requirement for reduceByKe... Sung Hwan Chung
- Re: Executor memory requirement for reduce... Sung Hwan Chung
- Re: Executor memory requirement for re... Raghavendra Pandey