adjust-strategy + -dup creates huge slowdown in las when yield is large
Witnessed 202002191155, to be investigated.
$build_tree/sieve/las -A 30 -poly $DATA/bug21820/c155.poly -q0 300000 -q1 860000 -lim0 134000000 -lim1 250000000 -lpb0 29 -lpb1 29 -sqside 1 -mfb0 58 -mfb1 29 -fb0 $DATA/bug21820/roots0.gz -fb1 $DATA/bug21820/roots1.gz -random-sample 64 -t auto -sync -v -dup -dup-qmin 0,300000 -adjust-strategy 2
with c155.poly
being this file
I get
$ tail -n 1 as?
==> as0 <==
# Total 21408 reports [-0.951s/r, 334.5r/sq] in 60.1 elapsed s [-33863.3% CPU]
==> as2 <==
# Total 22443 reports [-0.861s/r, 350.7r/sq] in 511 elapsed s [-3780.7% CPU]
(negative timings are wrong, of course. but that's another issue, namely #21688 (closed))