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 36 4 10 12.0 18.1 476,751 1,282 6 406,604 5 203,302 osh-native
parse.configure-cpython 33 4 10 12.0 17.6 476,751 1,282 6 406,200 5 203,100 osh-native-souffle
parse.configure-coreutils 161 24 63 44.5 49.7 1,653,339 4,764 12 1,025,526 6 764,306 osh-native
parse.configure-coreutils 141 25 66 44.5 49.4 1,653,338 4,764 12 1,025,396 6 764,241 osh-native-souffle
parse.abuild 11 1 2 2.6 8.7 101,942 180 2 75,030 1 37,515 osh-native
parse.abuild 9 1 2 2.4 7.7 101,942 180 3 87,092 1 43,546 osh-native-souffle
ex.compute-fib 28 0 2 2.1 8.0 579,606 22,608 12 50,000 0 2,919 osh-native
ex.compute-fib 22 0 2 2.1 7.6 579,606 22,608 12 50,000 0 2,858 osh-native-souffle
ex.bashcomp-parse-help 182 0 4 10.8 8.8 1,006,008 15,258 21 50,000 0 3,919 osh-native
ex.bashcomp-parse-help 176 0 3 10.8 8.3 1,006,007 15,258 21 50,000 0 3,842 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.0 116,318 277 3 85,248 1 42,624 osh-native
ex.abuild-print-help 21 1 2 2.8 8.5 116,318 277 3 85,124 1 42,562 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 58 53 3.4 zsh -
16 8 8 28.0 bumpleak/osh mut
19 11 8 29.9 _bin/cxx-opt+bumproot/osh mut
22 22 0 30.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 13 17 25.2 osh-native mut+alloc
32 23 8 25.6 osh-native mut+alloc+free
36 32 4 18.1 osh-native mut+alloc+free+gc
37 20 16 18.1 osh-native mut+alloc+free+gc+exit
43 15 27 32.1 _bin/cxx-opt+nopool/osh mut+alloc
50 46 4 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 15 11 24.6 osh-native-souffle mut+alloc
29 8 20 25.3 osh-native-souffle mut+alloc+free
33 18 15 17.6 osh-native-souffle mut+alloc+free+gc
33 18 15 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
21 21 0 1.6 dash -
78 74 4 3.1 bash -
375 225 170 3.5 zsh -
48 40 8 85.6 bumpleak/osh mut
58 50 8 84.4 _bin/cxx-opt+bumproot/osh mut
70 57 12 86.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 72 24 73.5 osh-native mut+alloc
105 80 24 75.4 osh-native mut+alloc+free
161 136 24 49.7 osh-native mut+alloc+free+gc
158 119 40 50.3 osh-native mut+alloc+free+gc+exit
137 93 44 97.7 _bin/cxx-opt+nopool/osh mut+alloc
214 186 28 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
86 63 23 73.1 osh-native-souffle mut+alloc
95 74 21 75.0 osh-native-souffle mut+alloc+free
141 112 28 49.4 osh-native-souffle mut+alloc+free+gc
140 116 24 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 2 0 1.4 dash -
6 3 3 2.9 bash -
8 4 4 3.1 zsh -
6 0 6 10.5 bumpleak/osh mut
6 6 0 12.4 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.0 osh-native mut+alloc
9 9 0 10.2 osh-native mut+alloc+free
11 10 0 8.7 osh-native mut+alloc+free+gc
10 6 3 8.7 osh-native mut+alloc+free+gc+exit
12 4 8 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 4 8 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.6 osh-native-souffle mut+alloc
8 8 0 9.7 osh-native-souffle mut+alloc+free
9 4 4 7.7 osh-native-souffle mut+alloc+free+gc
9 6 3 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 1.4 dash -
28 28 0 3.0 bash -
24 16 8 3.4 zsh -
18 14 5 32.3 bumpleak/osh mut
26 22 4 33.1 _bin/cxx-opt+bumproot/osh mut
29 22 7 33.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 16 20 26.2 osh-native mut+alloc
37 29 8 26.7 osh-native mut+alloc+free
28 27 0 8.0 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
54 42 11 35.8 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
32 20 12 26.0 osh-native-souffle mut+alloc
31 15 15 26.2 osh-native-souffle mut+alloc+free
22 18 4 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
72 72 0 3.1 bash -
169 105 64 56.8 bumpleak/osh mut
182 141 40 55.9 _bin/cxx-opt+bumproot/osh mut
198 145 52 57.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 110 102 48.2 osh-native mut+alloc
222 122 99 50.0 osh-native mut+alloc+free
182 143 40 8.8 osh-native mut+alloc+free+gc
186 133 52 8.8 osh-native mut+alloc+free+gc+exit
237 164 72 65.4 _bin/cxx-opt+nopool/osh mut+alloc
212 156 56 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 121 85 47.6 osh-native-souffle mut+alloc
215 127 87 49.6 osh-native-souffle mut+alloc+free
176 104 72 8.3 osh-native-souffle mut+alloc+free+gc
177 117 60 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 5 5 3.5 dash -
20 18 3 4.5 bash -
18 17 1 3.5 zsh -
19 10 10 12.5 bumpleak/osh mut
19 13 7 13.9 _bin/cxx-opt+bumproot/osh mut
20 11 9 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 16 6 11.1 osh-native mut+alloc
22 7 15 11.1 osh-native mut+alloc+free
23 21 2 9.0 osh-native mut+alloc+free+gc
23 16 7 9.0 osh-native mut+alloc+free+gc+exit
25 14 11 12.7 _bin/cxx-opt+nopool/osh mut+alloc
26 20 6 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 11 10 10.7 osh-native-souffle mut+alloc
22 13 9 10.7 osh-native-souffle mut+alloc+free
21 12 10 8.5 osh-native-souffle mut+alloc+free+gc
21 18 4 8.8 osh-native-souffle mut+alloc+free+gc+exit