Created
October 21, 2010 15:30
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Parrot GC runs last for 1.0s with a standard deviation of 0.27s
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$ perl6 -e 'my $time = now.x; my @t; for 1..1000 -> $step { if (my $d = (my $t2 = | |
> now.x) - $time) > .25 { say $step => "#" x (20 * $d); push @t, $d }; $time = $t2 | |
> }; say ([+] @t) / +@t; say (my &stddev)(@t) given &stddev = -> @x { sqrt( ([+] | |
> (@x X- my $mean) X** 2) / (@x-1) ) given $mean = ([+] @x) / @x }' | |
13 ############ | |
49 #################### | |
86 ############ | |
122 ############################# | |
158 ################ | |
196 ######################### | |
232 ################## | |
268 ##################### | |
305 ############# | |
341 ####################### | |
374 ############### | |
410 ############# | |
447 ################# | |
485 #################### | |
522 ################# | |
558 ######################### | |
594 ################## | |
631 ##################### | |
666 ################### | |
700 ############################### | |
736 ########################## | |
772 ################### | |
808 ################### | |
845 ################################ | |
882 ###################### | |
918 #################### | |
954 ################ | |
991 ######################## | |
1.02844139507839 | |
0.27266414627846 | |
$ perl6 -e 'my $time = now.x; my @t; for 1..1000 -> $step { if (my $d = (my $t2 = | |
> now.x) - $time) > .25 { push @t, $d }; $time = $t2 }; say ([+] @t) / +@t; say | |
> (my &stddev)(@t) given &stddev = -> @x { sqrt( ([+] (@x X- my $mean) X** 2) / | |
> (@x-1) ) given $mean = ([+] @x) / @x }' | |
0.960657460348947 | |
0.252716416971459 | |
$ perl6 -e 'my $time = now.x; my @t; for 1..1000 { push @t, (my $t2 = now.x) - | |
> $time; $time = $t2 }; @t = grep { $_ > .25 }, @t; say ([+] @t) / +@t; say (my | |
> &stddev)(@t) given &stddev = -> @x { sqrt( ([+] (@x X- my $mean) X** 2) / (@x-1) | |
> ) given $mean = ([+] @x) / @x }' | |
0.993840182269061 | |
0.286347859316353 |
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