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 12.0 17.8 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 34 4 11 12.0 17.7 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 157 25 70 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 156 28 77 45.9 50.9 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 9 1 1 2.6 8.4 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 10 1 2 2.4 7.9 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 1 2.1 8.0 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 2 2.1 7.7 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 181 0 4 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 178 0 4 10.3 8.3 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.2 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 22 1 2 2.8 8.7 116,311 277 3 85,110 1 42,555 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 19 4 3.1 bash -
105 63 49 3.4 zsh -
16 8 8 28.9 bumpleak/osh mut
20 13 7 30.3 _bin/cxx-opt+bumproot/osh mut
23 19 4 30.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
33 22 11 25.3 osh-native mut+alloc
32 20 12 25.7 osh-native mut+alloc+free
37 36 0 17.8 osh-native mut+alloc+free+gc
37 32 4 18.0 osh-native mut+alloc+free+gc+exit
44 28 16 32.3 _bin/cxx-opt+nopool/osh mut+alloc
48 40 8 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 19 8 24.9 osh-native-souffle mut+alloc
29 24 4 25.3 osh-native-souffle mut+alloc+free
34 23 11 17.7 osh-native-souffle mut+alloc+free+gc
34 30 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 22 0 1.4 dash -
78 78 0 3.3 bash -
378 227 171 3.4 zsh -
47 39 9 85.2 bumpleak/osh mut
60 48 12 85.2 _bin/cxx-opt+bumproot/osh mut
70 66 4 85.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 56 40 73.4 osh-native mut+alloc
106 61 45 75.1 osh-native mut+alloc+free
157 141 16 49.8 osh-native mut+alloc+free+gc
152 132 20 50.5 osh-native mut+alloc+free+gc+exit
137 89 48 98.2 _bin/cxx-opt+nopool/osh mut+alloc
211 163 48 67.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 67 20 73.1 osh-native-souffle mut+alloc
97 60 36 75.0 osh-native-souffle mut+alloc+free
156 116 40 50.9 osh-native-souffle mut+alloc+free+gc
161 145 16 51.5 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 1.3 dash -
6 6 0 3.0 bash -
8 4 4 3.4 zsh -
6 6 0 11.2 bumpleak/osh mut
7 3 3 11.8 _bin/cxx-opt+bumproot/osh mut
8 0 7 12.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.1 osh-native mut+alloc
9 9 0 10.1 osh-native mut+alloc+free
9 9 0 8.4 osh-native mut+alloc+free+gc
10 3 6 8.4 osh-native mut+alloc+free+gc+exit
11 11 0 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
10 6 3 7.9 osh-native-souffle mut+alloc+free+gc
10 10 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
11 11 0 1.4 dash -
29 29 0 2.9 bash -
24 8 16 3.4 zsh -
19 15 4 30.5 bumpleak/osh mut
26 25 0 31.4 _bin/cxx-opt+bumproot/osh mut
28 27 0 31.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 22 15 25.8 osh-native mut+alloc
37 26 11 26.2 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 24 4 7.9 osh-native mut+alloc+free+gc+exit
54 34 19 35.6 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 19 11 25.3 osh-native-souffle mut+alloc
31 27 4 25.6 osh-native-souffle mut+alloc+free
22 22 0 7.7 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
74 69 4 3.0 bash -
168 116 52 54.8 bumpleak/osh mut
183 111 72 55.7 _bin/cxx-opt+bumproot/osh mut
198 137 61 55.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 150 63 47.0 osh-native mut+alloc
218 149 69 48.8 osh-native mut+alloc+free
181 133 48 8.7 osh-native mut+alloc+free+gc
182 145 36 8.8 osh-native mut+alloc+free+gc+exit
235 159 76 63.7 _bin/cxx-opt+nopool/osh mut+alloc
215 170 44 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
209 106 102 46.6 osh-native-souffle mut+alloc
217 129 88 48.4 osh-native-souffle mut+alloc+free
178 125 52 8.3 osh-native-souffle mut+alloc+free+gc
175 135 40 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
10 9 2 3.5 dash -
20 18 3 4.3 bash -
19 9 10 3.4 zsh -
18 10 8 11.2 bumpleak/osh mut
20 13 7 13.8 _bin/cxx-opt+bumproot/osh mut
21 13 8 13.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 12 10 11.0 osh-native mut+alloc
23 11 12 11.0 osh-native mut+alloc+free
23 17 7 9.2 osh-native mut+alloc+free+gc
23 20 4 9.0 osh-native mut+alloc+free+gc+exit
25 19 6 12.7 _bin/cxx-opt+nopool/osh mut+alloc
26 23 3 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 15 6 10.6 osh-native-souffle mut+alloc
22 14 8 10.6 osh-native-souffle mut+alloc+free
22 12 10 8.7 osh-native-souffle mut+alloc+free+gc
22 19 3 8.7 osh-native-souffle mut+alloc+free+gc+exit