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 35 3 9 12.0 18.0 476,771 1,282 6 406,622 5 203,311 osh-native
parse.configure-cpython 33 4 10 12.0 17.7 476,771 1,282 6 406,612 5 203,306 osh-native-souffle
parse.configure-coreutils 153 22 66 44.5 49.9 1,653,359 4,764 12 1,025,544 6 764,315 osh-native
parse.configure-coreutils 140 24 64 44.5 49.4 1,653,358 4,764 12 1,025,534 6 764,310 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,962 180 2 75,048 1 37,524 osh-native
parse.abuild 9 1 1 2.6 8.0 101,962 180 2 75,038 1 37,519 osh-native-souffle
ex.compute-fib 29 0 2 2.2 8.1 579,725 22,608 12 50,000 0 2,927 osh-native
ex.compute-fib 22 0 2 2.2 7.6 579,725 22,608 12 50,000 0 2,922 osh-native-souffle
ex.bashcomp-parse-help 185 0 4 11.1 8.9 1,021,042 15,258 22 50,000 0 3,916 osh-native
ex.bashcomp-parse-help 177 0 4 11.1 8.4 1,021,041 15,258 22 50,000 0 3,916 osh-native-souffle
ex.abuild-print-help 20 1 2 2.9 9.3 116,453 277 3 85,258 1 42,629 osh-native
ex.abuild-print-help 19 1 2 2.9 8.7 116,453 277 3 85,248 1 42,624 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 21 2 3.1 bash -
102 54 55 3.5 zsh -
16 13 3 29.0 bumpleak/osh mut
20 12 8 28.6 _bin/cxx-opt+bumproot/osh mut
23 20 3 29.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 18 11 25.2 osh-native mut+alloc
31 19 12 25.6 osh-native mut+alloc+free
35 27 8 18.0 osh-native mut+alloc+free+gc
36 28 8 18.1 osh-native mut+alloc+free+gc+exit
43 32 11 32.5 _bin/cxx-opt+nopool/osh mut+alloc
49 40 9 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
28 12 14 24.8 osh-native-souffle mut+alloc
28 19 9 25.3 osh-native-souffle mut+alloc+free
33 29 4 17.7 osh-native-souffle mut+alloc+free+gc
36 26 10 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
21 19 2 1.4 dash -
78 75 3 3.3 bash -
373 202 192 3.5 zsh -
48 42 6 85.4 bumpleak/osh mut
61 52 9 84.8 _bin/cxx-opt+bumproot/osh mut
72 62 10 86.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
95 64 32 73.7 osh-native mut+alloc
106 79 27 75.5 osh-native mut+alloc+free
153 125 27 49.9 osh-native mut+alloc+free+gc
168 146 22 50.5 osh-native mut+alloc+free+gc+exit
137 90 47 99.0 _bin/cxx-opt+nopool/osh mut+alloc
239 211 28 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
86 53 33 73.1 osh-native-souffle mut+alloc
96 60 36 74.9 osh-native-souffle mut+alloc+free
140 122 18 49.4 osh-native-souffle mut+alloc+free+gc
145 123 22 50.1 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 1 1 1.4 dash -
5 4 1 3.0 bash -
7 3 5 3.4 zsh -
6 3 3 12.0 bumpleak/osh mut
7 5 1 12.4 _bin/cxx-opt+bumproot/osh mut
8 2 6 12.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 5 10.1 osh-native mut+alloc
9 7 2 10.0 osh-native mut+alloc+free
9 5 4 8.5 osh-native mut+alloc+free+gc
9 7 2 8.5 osh-native mut+alloc+free+gc+exit
12 7 5 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 11 1 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 5 3 9.8 osh-native-souffle mut+alloc+free
9 7 2 8.0 osh-native-souffle mut+alloc+free+gc
9 6 3 8.3 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 9 1 1.6 dash -
28 25 3 3.0 bash -
23 18 5 3.1 zsh -
19 15 4 32.5 bumpleak/osh mut
26 21 5 32.9 _bin/cxx-opt+bumproot/osh mut
28 25 3 31.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 30 7 26.3 osh-native mut+alloc
38 29 9 26.5 osh-native mut+alloc+free
29 25 4 8.1 osh-native mut+alloc+free+gc
28 26 2 7.9 osh-native mut+alloc+free+gc+exit
54 39 15 35.9 _bin/cxx-opt+nopool/osh mut+alloc
39 35 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 21 9 26.0 osh-native-souffle mut+alloc
31 21 9 26.2 osh-native-souffle mut+alloc+free
22 19 3 7.6 osh-native-souffle mut+alloc+free+gc
22 18 4 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
73 65 8 3.1 bash -
168 117 51 56.8 bumpleak/osh mut
182 133 49 56.1 _bin/cxx-opt+bumproot/osh mut
197 129 69 57.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
219 133 85 48.9 osh-native mut+alloc
222 155 67 50.8 osh-native mut+alloc+free
185 133 52 8.9 osh-native mut+alloc+free+gc
184 125 59 8.8 osh-native mut+alloc+free+gc+exit
236 158 78 64.5 _bin/cxx-opt+nopool/osh mut+alloc
214 164 50 10.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
207 129 78 48.3 osh-native-souffle mut+alloc
217 149 67 50.4 osh-native-souffle mut+alloc+free
177 120 57 8.4 osh-native-souffle mut+alloc+free+gc
176 114 62 8.3 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
9 3 7 3.5 dash -
19 13 7 4.5 bash -
17 5 13 3.5 zsh -
17 6 11 11.3 bumpleak/osh mut
18 8 10 12.0 _bin/cxx-opt+bumproot/osh mut
20 10 11 13.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
19 10 10 11.3 osh-native mut+alloc
20 12 9 11.3 osh-native mut+alloc+free
20 12 8 9.3 osh-native mut+alloc+free+gc
21 11 10 9.2 osh-native mut+alloc+free+gc+exit
23 13 10 12.8 _bin/cxx-opt+nopool/osh mut+alloc
23 12 12 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
18 8 11 10.6 osh-native-souffle mut+alloc
19 10 10 10.7 osh-native-souffle mut+alloc+free
19 13 7 8.7 osh-native-souffle mut+alloc+free+gc
20 10 11 8.8 osh-native-souffle mut+alloc+free+gc+exit