[HADOOP-1151] streaming PipeMapRed prints system info to stderr

• Type: Bug
• Status: Closed
• Priority: Trivial
• Resolution: Fixed
• Fix Version/s: 0.13.0
• Assignee: Koji Noguchi
• Reporter: Koji Noguchi
• Created: 22/Mar/07 23:14
• Updated: 08/Jul/09 17:05
• Resolved: 06/Apr/07 07:01

Description

In streaming, user task's stderr is filled with following output from the streaming infrastructure.

R/W/S=4316801/4316308/0 in:73166=4316801/59 [rec/s] out:73157=4316308/59 [rec/s]
R/W/S=4316901/4316424/0 in:73167=4316901/59 [rec/s] out:73159=4316425/59 [rec/s]
R/W/S=4317001/4316470/0 in:73169=4317001/59 [rec/s] out:73160=4316470/59 [rec/s]
R/W/S=4317101/4316723/0 in:73171=4317101/59 [rec/s] out:73164=4316724/59 [rec/s]
R/W/S=4317201/4316772/0 in:73172=4317201/59 [rec/s] out:73165=4316773/59 [rec/s]
R/W/S=4317301/4316905/0 in:73174=4317301/59 [rec/s] out:73167=4316905/59 [rec/s]
R/W/S=4317401/4316946/0 in:73176=4317401/59 [rec/s] out:73168=4316946/59 [rec/s]

This can hit the size limit and delete users' actual stderr messages.