shlomif[fcs]:$trunk/cpan/Games-Solitaire-Verify/benchmark$ sudo_renice time
bash -c "export FCS_PATH=\"$b\"; export FCS_SRC_PATH=\"$c_src\"; perl
bench-par.pl -- -l as 2>/dev/null"
541.31user 0.35system 3:00.54elapsed 300%CPU (0avgtext+0avgdata
248080maxresident)k
0inputs+0outputs (0major+32693minor)pagefaults 0swaps

shlomif[fcs]:$trunk/cpan/Games-Solitaire-Verify/benchmark$ git st -s .
?? notes.txt
shlomif[fcs]:$trunk/cpan/Games-Solitaire-Verify/benchmark$ . par-Source-Me.bash ^C
shlomif[fcs]:$trunk/cpan/Games-Solitaire-Verify/benchmark$
real    3m17.104s
user    13m0.815s
sys     0m4.308s

After optimisation with the Freecells to_string:

real    3m10.195s
user    12m33.032s
sys     0m4.346s

After inlining and optimising _foundations_strings.

real    3m4.576s
user    12m10.638s
sys     0m4.480s
shlomif[fcs]:$trunk/cpan/Games-Solitaire-Verify/benchmark$

real    2m58.723s
user    11m47.386s
sys     0m4.480s

real    2m57.699s
user    11m42.516s
sys     0m4.361s

After converting to append_cards().

real    2m47.837s
user    11m3.686s
sys     0m4.405s

real    2m38.665s
user    10m26.374s
sys     0m4.802s

real    2m37.220s
user    10m21.238s
sys     0m4.557s

real    2m37.120s
user    10m21.285s
sys     0m4.144s

After optimising ::Freecells->to_string.

real    2m32.502s
user    10m2.866s
sys     0m4.119s

shlomif[fcs]:$trunk/cpan/Games-Solitaire-Verify/benchmark$ time ninja
[320/320] F=31701 L=31800 perl benchma...l -- -l as -ni -l fg >
Results/318.res

real    2m35.736s
user    10m14.517s
sys     0m6.252s
shlomif[fcs]:$trunk/cpan/Games-Solitaire-Verify/benchmark$

* After optimisations on trunk, bleadperl (2.25.x) compiled with -flto/etc.
moving to -l ct, Freecell-only build with breaking back compat and other
options) the new benchmark is:

real    2m21.000s
user    9m16.878s
sys     0m3.499s