Thanks, these are quite useful.

2011/5/10 Amar Kamat <[email protected]>

>  MapReduce updates the task’s configuration and sets ‘map.input.file’ to
> point to the file on which the task intends to work on. In the new MapReduce
> API, its renamed to ‘mapreduce.map.input.file’. You can print the value
> corresponding to ‘map.input.file’. Similarly ‘map.input.start’  point to the
> start offset in the input file while ‘map.input.length’ points to the total
> size of the data to be read.
> Amar
>
>
> On 5/10/11 9:05 PM, "Jonathan Coveney" <[email protected]> wrote:
>
> I have a basic job that is dying, I think, on one badly compressed file. Is
> there a way to see what file it is choking on? Via the job tracker I can
> find the mapper that is dying but I cannot find a record of the file that it
> died on.
>
> Thank you for your help
>
>

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