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 40 7 14 12.1 17.8 476,737 1,282 6 409,280 5 204,640 osh-native
parse.configure-cpython 35 5 11 12.0 17.6 476,737 1,282 6 408,780 5 204,390 osh-native-souffle
parse.configure-coreutils 191 30 102 41.1 45.8 1,653,325 4,764 12 1,591,962 7 795,981 osh-native
parse.configure-coreutils 163 28 83 44.6 49.5 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 9 1 1 2.6 8.1 101,928 180 2 75,122 1 37,561 osh-native-souffle
ex.compute-fib 29 0 2 2.4 8.1 584,193 22,608 12 50,000 0 2,903 osh-native
ex.compute-fib 22 0 2 2.4 7.6 584,193 22,608 12 50,000 0 2,841 osh-native-souffle
ex.bashcomp-parse-help 183 0 4 10.3 8.7 995,274 12,911 21 50,000 0 3,891 osh-native
ex.bashcomp-parse-help 176 0 4 10.3 8.3 995,273 12,911 21 50,000 0 3,831 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.0 116,343 270 3 85,488 1 42,744 osh-native
ex.abuild-print-help 22 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
7 6 0 1.4 dash -
24 20 4 3.1 bash -
107 51 62 3.3 zsh -
16 16 0 29.5 bumpleak/osh mut
20 16 4 29.3 _bin/cxx-opt+bumproot/osh mut
22 15 7 28.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 19 11 25.0 osh-native mut+alloc
32 12 20 25.7 osh-native mut+alloc+free
40 32 8 17.8 osh-native mut+alloc+free+gc
37 37 0 18.1 osh-native mut+alloc+free+gc+exit
44 24 20 32.8 _bin/cxx-opt+nopool/osh mut+alloc
53 44 8 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
28 18 9 24.9 osh-native-souffle mut+alloc
29 18 11 25.3 osh-native-souffle mut+alloc+free
35 27 8 17.6 osh-native-souffle mut+alloc+free+gc
37 29 7 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 18 4 1.4 dash -
77 73 4 3.3 bash -
379 236 164 3.5 zsh -
50 42 8 85.0 bumpleak/osh mut
60 44 16 84.6 _bin/cxx-opt+bumproot/osh mut
71 59 12 86.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
100 71 28 73.4 osh-native mut+alloc
107 83 24 75.4 osh-native mut+alloc+free
191 163 28 45.8 osh-native mut+alloc+free+gc
198 162 36 46.0 osh-native mut+alloc+free+gc+exit
139 91 48 99.7 _bin/cxx-opt+nopool/osh mut+alloc
257 233 24 61.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 49 40 73.2 osh-native-souffle mut+alloc
97 60 36 75.0 osh-native-souffle mut+alloc+free
163 127 36 49.5 osh-native-souffle mut+alloc+free+gc
173 156 16 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 8 0 3.4 zsh -
7 0 6 11.5 bumpleak/osh mut
7 7 0 12.3 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 3 6 10.2 osh-native mut+alloc
9 0 9 10.1 osh-native mut+alloc+free
9 3 6 8.5 osh-native mut+alloc+free+gc
9 0 9 8.7 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.7 osh-native-souffle mut+alloc
8 8 0 9.7 osh-native-souffle mut+alloc+free
9 4 4 8.1 osh-native-souffle mut+alloc+free+gc
9 9 0 8.0 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 1.3 dash -
29 28 0 2.9 bash -
24 16 8 3.3 zsh -
19 18 0 31.9 bumpleak/osh mut
25 17 8 31.5 _bin/cxx-opt+bumproot/osh mut
28 20 8 32.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.5 osh-native mut+alloc
39 30 8 26.7 osh-native mut+alloc+free
29 28 0 8.1 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
54 33 21 36.0 _bin/cxx-opt+nopool/osh mut+alloc
38 38 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 22 7 25.8 osh-native-souffle mut+alloc
32 27 5 26.2 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
21 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 66 8 3.1 bash -
170 95 75 54.9 bumpleak/osh mut
184 140 44 55.0 _bin/cxx-opt+bumproot/osh mut
197 144 52 56.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
215 127 87 47.1 osh-native mut+alloc
221 157 64 48.8 osh-native mut+alloc+free
183 127 56 8.7 osh-native mut+alloc+free+gc
184 131 52 8.8 osh-native mut+alloc+free+gc+exit
234 153 81 62.7 _bin/cxx-opt+nopool/osh mut+alloc
213 149 64 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 166 40 46.6 osh-native-souffle mut+alloc
215 138 77 48.3 osh-native-souffle mut+alloc+free
176 98 78 8.3 osh-native-souffle mut+alloc+free+gc
178 109 69 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 9 1 3.4 dash -
20 14 7 4.5 bash -
18 6 13 3.4 zsh -
18 17 2 11.3 bumpleak/osh mut
19 11 8 13.7 _bin/cxx-opt+bumproot/osh mut
22 11 12 13.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 7 11.0 osh-native mut+alloc
23 14 10 11.1 osh-native mut+alloc+free
23 10 13 9.0 osh-native mut+alloc+free+gc
23 18 5 9.0 osh-native mut+alloc+free+gc+exit
25 5 20 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 21 5 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 14 7 10.6 osh-native-souffle mut+alloc
22 16 7 10.7 osh-native-souffle mut+alloc+free
22 13 9 8.7 osh-native-souffle mut+alloc+free+gc
23 11 12 8.7 osh-native-souffle mut+alloc+free+gc+exit