On Saturday 10 November 2018 13:55:30 Nathan Stratton Treadway wrote:

[...]
> > > >  due-date  #fs    orig MB     out MB   balance
> > > > ----------------------------------------------
> > > > 10/30 Tue    5          0          0      ---
> > > > 10/31 Wed    1      17355       8958    -45.3%
> > > > 11/01 Thu    2      10896      10887    -33.5%
> > > > 11/02 Fri    4      35944       9298    -43.2%
> > > > 11/03 Sat    4      14122      10835    -33.8%
> > > > 11/04 Sun    3      57736      57736   +252.7%
> > > > 11/05 Mon    2      39947      30635    +87.1%
> > > > 11/06 Tue    8       4235       4215    -74.3%
> > > > 11/07 Wed    4      19503      14732    -10.0%
> > > > 11/08 Thu   32      31783      16408     +0.2%
> > > > ----------------------------------------------
> > > > TOTAL       65     231521     163704     16370
[...]
> > What does your "balance" output show now?
[...]
> > Its some better:
> > amanda@coyote:/amandatapes/Dailys/data$ /usr/local/sbin/amadmin
> > Daily balance
> >
> >  due-date  #fs    orig MB     out MB   balance
> > ----------------------------------------------
> > 11/10 Sat    1       7912       3145    -78.7%
> > 11/11 Sun    1      10886      10886    -26.1%
> > 11/12 Mon    1      32963       7875    -46.6%
> > 11/13 Tue    1       7688       7688    -47.8%
> > 11/14 Wed    2      22109      22109    +50.0%
> > 11/15 Thu    4      75027      46623   +216.3%
> > 11/16 Fri    6       8257       6109    -58.6%
> > 11/17 Sat   29      14034       8932    -39.4%
> > 11/18 Sun    4      21281      16842    +14.3%
> > 11/19 Mon   18      34599      17188    +16.6%
> > ----------------------------------------------
> > TOTAL       67     234756     147397     14739
> >
> > It will be interesting to see if it continues to get "better".
> > I should think it will be under 150% by the 15nth if so. If the
> > planner behaves itself.
>
[....]
> (I am pretty sure that the small-DLE bug didn't affect the overall
> balance.  You can see from the "balance" output on 10/30 that the 5
> DLEs in question all show up as needing to be full-dumped that day --
> but the total size for that group is still zero.  So I suspect that
> there is/are some other factor(s) behind the single-day surge and
> whatever "shuffling" has been going on ...)
>
> > We shall see. Perhaps I could add a balance report to the end of
> > backup.sh so I get it emailed to me every morning? I'll take a look
> > after ingesting enough caffeine to get both eyes open
> > simultaneously.
>
> Yes, if you are trying to really understand what's going on with the
> scheduling it can certainly be useful to be able to watch the
> day-to-day changes to the balance listing.
>
>                                                       Nathan

After this mornings run, its better again:
amanda@coyote:/root$ /usr/local/sbin/amadmin Daily balance

 due-date  #fs    orig MB     out MB   balance
----------------------------------------------
11/11 Sun    1      10886      10886    -35.8%
11/12 Mon    1      32963       7875    -53.6%
11/13 Tue    1       7688       7688    -54.7%
11/14 Wed    2      22109      22109    +30.4%
11/15 Thu    4      75027      46623   +175.0%
11/16 Fri    6       8257       6109    -64.0%
11/17 Sat   29      14034       8932    -47.3%
11/18 Sun    4      21281      16842     -0.7%
11/19 Mon   18      34599      17188     +1.4%
11/20 Tue    1      49240      25295    +49.2%
----------------------------------------------
TOTAL       67     276084     169547     16954
  (estimated 10 runs per dumpcycle)

And it must be calculating the balance based on the original size, not 
the compressed size (out MB), that growing Tuesday the 20th is still on 
one vtape, but if unchanged, Thu 15nth will still use a 2nd vtape.

And from the emailed report, much less "churn". So I'm thinking we may 
have solved a goodly part of my planner complaints at the same time.
--------------
NOTES:
  planner: Incremental of coyote:/usr/local bumped to level 2.
  planner: Incremental of picnc:/ bumped to level 2.
  taper: tape Dailys-41 kb 26949743 fm 67 [OK]
---------------
And I woke up to recycle some water, so I'm going back to bed till a more 
civilized time of the day. :)

Copyright 2018 by Maurice E. Heskett
-- 
Cheers, Gene Heskett
--
"There are four boxes to be used in defense of liberty:
 soap, ballot, jury, and ammo. Please use in that order."
-Ed Howdershelt (Author)
Genes Web page <http://geneslinuxbox.net:6309/gene>

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