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 17.8 476,753 1,282 6 406,608 5 203,304 osh-native
parse.configure-cpython 33 4 9 12.0 17.6 476,753 1,282 6 406,204 5 203,102 osh-native-souffle
parse.configure-coreutils 156 24 69 44.5 49.8 1,653,341 4,764 12 1,025,530 6 764,308 osh-native
parse.configure-coreutils 143 23 66 44.5 49.5 1,653,340 4,764 12 1,025,400 6 764,243 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,944 180 2 75,034 1 37,517 osh-native
parse.abuild 9 1 2 2.4 8.0 101,944 180 3 87,096 1 43,548 osh-native-souffle
ex.compute-fib 28 0 2 2.1 7.9 579,608 22,608 12 50,000 0 2,921 osh-native
ex.compute-fib 22 0 1 2.1 7.6 579,608 22,608 12 50,000 0 2,860 osh-native-souffle
ex.bashcomp-parse-help 181 0 4 10.3 8.7 995,290 15,258 21 50,000 0 3,903 osh-native
ex.bashcomp-parse-help 175 0 3 10.3 8.3 995,289 15,258 21 50,000 0 3,846 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 8.8 116,320 277 3 85,252 1 42,626 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,320 277 3 85,128 1 42,564 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 1.4 dash -
24 24 0 3.1 bash -
104 71 40 3.4 zsh -
16 16 0 28.8 bumpleak/osh mut
20 12 8 28.7 _bin/cxx-opt+bumproot/osh mut
23 4 19 28.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 17 13 25.3 osh-native mut+alloc
32 27 4 25.6 osh-native mut+alloc+free
35 30 4 17.8 osh-native mut+alloc+free+gc
36 28 8 18.1 osh-native mut+alloc+free+gc+exit
43 21 21 32.1 _bin/cxx-opt+nopool/osh mut+alloc
50 33 16 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 22 4 24.9 osh-native-souffle mut+alloc
29 16 12 25.2 osh-native-souffle mut+alloc+free
33 28 4 17.6 osh-native-souffle mut+alloc+free+gc
33 24 8 17.6 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 1.6 dash -
78 78 0 3.1 bash -
378 232 169 3.4 zsh -
49 49 0 84.0 bumpleak/osh mut
60 52 8 85.6 _bin/cxx-opt+bumproot/osh mut
70 50 19 85.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 68 28 73.5 osh-native mut+alloc
106 69 36 75.5 osh-native mut+alloc+free
156 136 20 49.8 osh-native mut+alloc+free+gc
157 133 24 50.3 osh-native mut+alloc+free+gc+exit
140 100 40 98.7 _bin/cxx-opt+nopool/osh mut+alloc
216 173 43 68.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 63 24 73.3 osh-native-souffle mut+alloc
94 67 28 74.9 osh-native-souffle mut+alloc+free
143 111 32 49.5 osh-native-souffle mut+alloc+free+gc
147 127 20 49.9 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 0 2 1.4 dash -
6 3 3 3.0 bash -
8 4 4 3.3 zsh -
6 6 0 12.1 bumpleak/osh mut
6 6 0 12.4 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 9 0 10.1 osh-native mut+alloc
9 9 0 10.1 osh-native mut+alloc+free
9 4 4 8.5 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
12 4 8 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 0 8 9.7 osh-native-souffle mut+alloc+free
9 9 0 8.0 osh-native-souffle mut+alloc+free+gc
9 5 5 8.1 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 -
29 29 0 2.9 bash -
24 24 0 3.4 zsh -
19 15 4 32.0 bumpleak/osh mut
26 25 0 31.8 _bin/cxx-opt+bumproot/osh mut
28 28 0 32.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 16 20 26.3 osh-native mut+alloc
37 33 4 26.7 osh-native mut+alloc+free
28 24 4 7.9 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
53 34 19 35.8 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 19 11 26.0 osh-native-souffle mut+alloc
32 20 12 26.2 osh-native-souffle mut+alloc+free
22 14 7 7.6 osh-native-souffle mut+alloc+free+gc
22 22 0 7.5 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
75 70 4 3.1 bash -
169 105 65 54.4 bumpleak/osh mut
184 132 52 56.6 _bin/cxx-opt+bumproot/osh mut
196 140 56 57.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 139 72 47.3 osh-native mut+alloc
217 152 64 49.1 osh-native mut+alloc+free
181 124 56 8.7 osh-native mut+alloc+free+gc
182 134 47 8.8 osh-native mut+alloc+free+gc+exit
237 169 68 62.5 _bin/cxx-opt+nopool/osh mut+alloc
212 180 32 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 104 100 46.9 osh-native-souffle mut+alloc
212 152 60 48.5 osh-native-souffle mut+alloc+free
175 123 52 8.3 osh-native-souffle mut+alloc+free+gc
174 111 63 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 15 5 4.3 bash -
18 12 7 3.4 zsh -
20 15 5 12.9 bumpleak/osh mut
21 16 5 12.9 _bin/cxx-opt+bumproot/osh mut
20 18 2 14.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 11 10 11.0 osh-native mut+alloc
22 17 5 11.0 osh-native mut+alloc+free
23 10 13 8.8 osh-native mut+alloc+free+gc
23 15 8 9.2 osh-native mut+alloc+free+gc+exit
25 15 11 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 17 8 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 18 3 10.7 osh-native-souffle mut+alloc
22 19 3 10.9 osh-native-souffle mut+alloc+free
21 16 5 8.7 osh-native-souffle mut+alloc+free+gc
22 11 11 8.7 osh-native-souffle mut+alloc+free+gc+exit