* Dustin J. Mitchell <[email protected]> [20100621 15:42]:
> On Mon, Jun 21, 2010 at 1:40 PM, Jon LaBadie <[email protected]> wrote:
> > This time (4:52) is the sum of the total time taken in writing each
> > individual DLE (DONE lines in the log).  There is overhead, particularly
> > when writing multi-part DLEs that is reflected in this number.
> ..
> > This number (2:21) is the sum of the times actually writing each
> > part of the DLEs (PART lines in the log).  It does not include
> > any overhead time between each part writing.

Thanks Jon for the time to comment.
I wan't aware that amreport was doing things this way.

> This is completely correct.  To my knowledge, this is how Amanda has
> always calculated these statistics (we are pretty careful to run the
> old and new amreports on a bunch of identical real-world logfiles and
> check that the results are the same).

I didn't think of running the old-2.6.1 amreport on the logfile and
indeed it reports the same write value...

I guess bumping up tape_splitsize should speed up things.
I'll try that tonight.

thanks all,
jf

> 
> So the question is: should the report be updated to make this clearer?
>  And if so, how?  This might be a good place for someone to do a bit
> of hacking on the new Amanda::Report::human module..
> 
> Dustin
> 
> -- 
> Open Source Storage Engineer
> http://www.zmanda.com

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