"reduce > copy (14266 of 28243 at 1.30 MB/s)"
This is after all the mappers are finished. Is it supposed to be so slow?
The Hadoop shuffle phase seems painstakingly slow. For example, I am
running a very large job, and all the reducers report a status such as:
- Shuffle speed? Nathan Marz
- Re: Shuffle speed? Jothi Padmanabhan
- Re: Shuffle speed? hc busy
