[Swift-devel] switchable copious provenance logging

[Ben Clifford]

On Tue, 21 Apr 2009, Michael Wilde wrote:

> the debug log seems very noisy, and it seems whats needed for provenance (ie,
> the major events, not all the minor ones) could be made much more compact.

yes.

> It seems that while Swift is stll a young system, having debug on all the time
> is useful, so that error info gets captured without having to do re-runs. It
> seems that for most work we can afford the time overhead of these logs; the
> space overhead may become burdensome.

I think for anything debuggable it is useful to capture large runs.

> Is the provenance logging making the size of the log unmanageable?

They're already annoyingly large when I want to move them onto my laptop. 
Additional information is likely to make that more so.

--