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From Qiang Tian <tian...@gmail.com>
Subject Re: Reworking the use of log levels
Date Sat, 25 Oct 2014 12:10:34 GMT
perhaps case by case is better. stacktrace is one of most important problem
determination methods.  debug is mostly disabled in production, we may lose
important clues.


On Sat, Oct 25, 2014 at 1:14 PM, Sean Busbey <busbey@cloudera.com> wrote:

> Hi!
>
> Right now we have many failure paths where we send stack traces to log
> files at ERROR / WARN. In an effort to make things easier to operate, I'd
> like to propose we move towards:
>
> * INFO/WARN/ERROR : description of failure and if possible an action an
> operator could take to fix/diagnose
> * DEBUG : information needed to handle failures that require developer
> action, i.e. stack traces
>
> I figure this can go as one or more subtasks off of HBASE-12341, but wanted
> to float things here before I get started.
>
> --
> Sean
>

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