Memory Management Overhead

Source code: oil/benchmarks/gc.sh

GC Stats

task elapsed ms max gc millis total gc millis allocated MB max rss MB num allocated num gc points num gc done gc threshold num growths max survived shell label
parse.configure-cpython 37 4 10 12.1 18.1 476,737 1,282 6 409,280 5 204,640 osh-native
parse.configure-cpython 33 4 10 12.0 17.4 476,737 1,282 6 408,780 5 204,390 osh-native-souffle
parse.configure-coreutils 154 22 69 41.1 45.8 1,653,325 4,764 12 1,591,962 7 795,981 osh-native
parse.configure-coreutils 134 22 58 44.6 49.7 1,653,324 4,764 12 1,030,664 6 769,416 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,928 180 2 75,252 1 37,626 osh-native
parse.abuild 8 1 1 2.6 8.3 101,928 180 2 75,122 1 37,561 osh-native-souffle
ex.compute-fib 28 0 2 2.4 8.0 584,193 22,608 12 50,000 0 2,903 osh-native
ex.compute-fib 22 0 1 2.4 7.6 584,193 22,608 12 50,000 0 2,841 osh-native-souffle
ex.bashcomp-parse-help 181 0 3 10.3 8.7 995,274 12,911 21 50,000 0 3,891 osh-native
ex.bashcomp-parse-help 174 0 3 10.3 8.4 995,273 12,911 21 50,000 0 3,831 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 8.9 116,343 270 3 85,488 1 42,744 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,343 270 3 85,364 1 42,682 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
6 6 0 1.6 dash -
23 23 0 3.1 bash -
105 62 49 3.4 zsh -
16 16 0 29.9 bumpleak/osh mut
20 16 4 28.9 _bin/cxx-opt+bumproot/osh mut
22 18 4 28.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 12 16 25.2 osh-native mut+alloc
30 23 8 25.7 osh-native mut+alloc+free
37 28 8 18.1 osh-native mut+alloc+free+gc
36 25 11 18.2 osh-native mut+alloc+free+gc+exit
43 31 12 32.9 _bin/cxx-opt+nopool/osh mut+alloc
49 45 4 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 13 13 24.9 osh-native-souffle mut+alloc
28 12 16 25.4 osh-native-souffle mut+alloc+free
33 25 8 17.4 osh-native-souffle mut+alloc+free+gc
33 29 4 17.7 osh-native-souffle mut+alloc+free+gc+exit

parse.configure-coreutils

Parsing the autoconf-generated configure script from GNU coreutils.

Note that unlike other shells, osh -n retains all nodes on purpose. (See the parser benchmark).

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
22 21 0 1.6 dash -
78 78 0 3.3 bash -
373 209 185 3.7 zsh -
49 41 8 85.1 bumpleak/osh mut
59 51 8 86.2 _bin/cxx-opt+bumproot/osh mut
69 50 19 85.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
95 62 33 73.4 osh-native mut+alloc
104 76 28 75.4 osh-native mut+alloc+free
154 133 20 45.8 osh-native mut+alloc+free+gc
155 143 12 46.1 osh-native mut+alloc+free+gc+exit
141 88 52 99.4 _bin/cxx-opt+nopool/osh mut+alloc
215 195 20 61.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
86 49 37 73.2 osh-native-souffle mut+alloc
96 68 28 75.0 osh-native-souffle mut+alloc+free
134 102 31 49.7 osh-native-souffle mut+alloc+free+gc
138 110 28 50.2 osh-native-souffle mut+alloc+free+gc+exit

parse.abuild

Parsing abuild from Alpine Linux.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
2 2 0 1.4 dash -
6 3 3 2.9 bash -
8 4 4 3.3 zsh -
6 0 6 10.7 bumpleak/osh mut
6 6 0 10.7 _bin/cxx-opt+bumproot/osh mut
7 7 0 10.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 0 8 10.1 osh-native mut+alloc
8 0 8 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
12 8 4 11.3 _bin/cxx-opt+nopool/osh mut+alloc
11 11 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 7 0 9.7 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
8 8 0 8.3 osh-native-souffle mut+alloc+free+gc
8 8 0 8.4 osh-native-souffle mut+alloc+free+gc+exit

ex.compute-fib

A synthetic benchmark for POSIX shell arithmetic.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
10 10 0 1.4 dash -
28 24 4 3.0 bash -
24 20 4 3.3 zsh -
19 18 0 30.9 bumpleak/osh mut
26 26 0 32.6 _bin/cxx-opt+bumproot/osh mut
28 28 0 33.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 29 8 26.5 osh-native mut+alloc
37 25 12 26.7 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
28 20 8 8.0 osh-native mut+alloc+free+gc+exit
53 37 16 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 28 8 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 11 18 26.1 osh-native-souffle mut+alloc
32 16 16 26.3 osh-native-souffle mut+alloc+free
22 21 0 7.6 osh-native-souffle mut+alloc+free+gc
22 21 0 7.6 osh-native-souffle mut+alloc+free+gc+exit

ex.bashcomp-parse-help

A realistic bash-completion workload.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
74 70 4 3.3 bash -
170 89 81 54.5 bumpleak/osh mut
181 128 52 55.5 _bin/cxx-opt+bumproot/osh mut
194 97 97 55.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 135 75 47.1 osh-native mut+alloc
216 128 88 48.6 osh-native mut+alloc+free
181 132 48 8.7 osh-native mut+alloc+free+gc
180 108 72 8.9 osh-native mut+alloc+free+gc+exit
232 128 104 64.3 _bin/cxx-opt+nopool/osh mut+alloc
211 155 56 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 119 83 46.7 osh-native-souffle mut+alloc
209 146 63 48.3 osh-native-souffle mut+alloc+free
174 103 71 8.4 osh-native-souffle mut+alloc+free+gc
173 121 52 8.4 osh-native-souffle mut+alloc+free+gc+exit

ex.abuild-print-help

Running abuild -h from Alpine Linux.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
10 10 0 3.4 dash -
19 19 1 4.3 bash -
18 11 7 3.5 zsh -
18 11 7 11.5 bumpleak/osh mut
21 17 5 12.6 _bin/cxx-opt+bumproot/osh mut
22 10 12 13.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 6 11.1 osh-native mut+alloc
22 21 2 11.3 osh-native mut+alloc+free
22 14 8 8.9 osh-native mut+alloc+free+gc
22 11 12 9.0 osh-native mut+alloc+free+gc+exit
25 10 15 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 17 8 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 7 10.6 osh-native-souffle mut+alloc
21 18 4 10.6 osh-native-souffle mut+alloc+free
21 12 9 8.7 osh-native-souffle mut+alloc+free+gc
21 15 7 8.7 osh-native-souffle mut+alloc+free+gc+exit