chrisa/node-dtrace-provider — pull request #33 by cobracmder (2013-06-28 01:41:56+00:00)
Title: Write error to stderr

Tools (Bunyan and Restify) use dtrace-provider heavily and in the case of bunyan, if this error is written to stdout along with json, the result is invalid json.

A fine example where this error needs to be in stderr vs stdout

bunyan LOGFILE | json -ga field.name