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 4 10 12.0 18.1 476,751 1,282 6 406,604 5 203,302 osh-native
parse.configure-cpython 32 3 9 12.0 17.3 476,751 1,282 6 406,200 5 203,100 osh-native-souffle
parse.configure-coreutils 145 23 60 44.5 49.7 1,653,339 4,764 12 1,025,526 6 764,306 osh-native
parse.configure-coreutils 137 25 61 44.5 49.4 1,653,338 4,764 12 1,025,396 6 764,241 osh-native-souffle
parse.abuild 9 1 1 2.6 8.4 101,942 180 2 75,030 1 37,515 osh-native
parse.abuild 8 1 2 2.4 7.9 101,942 180 3 87,092 1 43,546 osh-native-souffle
ex.compute-fib 28 0 2 2.2 8.0 579,606 22,608 12 50,000 0 2,919 osh-native
ex.compute-fib 21 0 1 2.2 7.6 579,606 22,608 12 50,000 0 2,858 osh-native-souffle
ex.bashcomp-parse-help 184 0 4 10.9 8.8 1,017,204 15,258 21 50,000 0 3,900 osh-native
ex.bashcomp-parse-help 173 0 3 10.9 8.5 1,017,203 15,258 21 50,000 0 3,851 osh-native-souffle
ex.abuild-print-help 21 1 2 2.8 9.0 116,318 277 3 85,248 1 42,624 osh-native
ex.abuild-print-help 20 1 2 2.8 8.7 116,318 277 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 2.9 bash -
100 57 49 3.5 zsh -
16 13 3 29.4 bumpleak/osh mut
20 17 3 28.9 _bin/cxx-opt+bumproot/osh mut
22 17 5 28.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 20 9 25.3 osh-native mut+alloc
30 17 14 25.4 osh-native mut+alloc+free
35 28 7 18.1 osh-native mut+alloc+free+gc
36 29 8 18.1 osh-native mut+alloc+free+gc+exit
42 30 12 32.5 _bin/cxx-opt+nopool/osh mut+alloc
47 40 7 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 14 12 25.0 osh-native-souffle mut+alloc
29 14 15 25.3 osh-native-souffle mut+alloc+free
32 27 5 17.3 osh-native-souffle mut+alloc+free+gc
33 25 8 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 20 1 1.6 dash -
78 77 1 3.1 bash -
362 190 195 3.4 zsh -
50 42 8 84.5 bumpleak/osh mut
59 48 11 84.3 _bin/cxx-opt+bumproot/osh mut
70 55 14 85.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 66 30 73.7 osh-native mut+alloc
137 97 41 75.2 osh-native mut+alloc+free
145 122 23 49.7 osh-native mut+alloc+free+gc
149 127 22 50.5 osh-native mut+alloc+free+gc+exit
139 94 44 98.9 _bin/cxx-opt+nopool/osh mut+alloc
203 179 24 66.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
86 53 33 73.1 osh-native-souffle mut+alloc
96 67 29 74.8 osh-native-souffle mut+alloc+free
137 120 17 49.4 osh-native-souffle mut+alloc+free+gc
137 111 26 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 -
6 6 0 3.0 bash -
7 5 3 3.3 zsh -
6 5 1 11.2 bumpleak/osh mut
6 6 1 11.1 _bin/cxx-opt+bumproot/osh mut
7 6 1 11.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 5 3 10.1 osh-native mut+alloc
8 7 1 10.0 osh-native mut+alloc+free
9 5 4 8.4 osh-native mut+alloc+free+gc
9 6 3 8.5 osh-native mut+alloc+free+gc+exit
12 9 3 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 8 3 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 3 5 9.8 osh-native-souffle mut+alloc
8 5 2 9.8 osh-native-souffle mut+alloc+free
8 6 3 7.9 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 9 1 1.4 dash -
28 27 1 3.0 bash -
23 18 5 3.3 zsh -
18 14 4 30.8 bumpleak/osh mut
26 23 3 31.9 _bin/cxx-opt+bumproot/osh mut
28 23 5 32.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.2 osh-native mut+alloc
37 28 9 26.5 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 26 2 8.0 osh-native mut+alloc+free+gc+exit
53 43 10 35.9 _bin/cxx-opt+nopool/osh mut+alloc
39 35 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 20 9 25.8 osh-native-souffle mut+alloc
30 19 12 26.1 osh-native-souffle mut+alloc+free
21 21 0 7.6 osh-native-souffle mut+alloc+free+gc
21 19 2 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 64 8 3.1 bash -
166 104 63 57.4 bumpleak/osh mut
179 118 61 57.0 _bin/cxx-opt+bumproot/osh mut
196 130 66 58.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 135 78 48.9 osh-native mut+alloc
220 146 74 50.5 osh-native mut+alloc+free
184 134 49 8.8 osh-native mut+alloc+free+gc
183 127 56 8.8 osh-native mut+alloc+free+gc+exit
234 161 73 64.6 _bin/cxx-opt+nopool/osh mut+alloc
209 159 50 10.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 128 75 48.1 osh-native-souffle mut+alloc
210 151 59 50.0 osh-native-souffle mut+alloc+free
173 122 51 8.5 osh-native-souffle mut+alloc+free+gc
173 116 57 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
9 6 4 3.4 dash -
19 10 10 4.3 bash -
17 11 7 3.5 zsh -
17 10 8 11.3 bumpleak/osh mut
20 7 13 12.8 _bin/cxx-opt+bumproot/osh mut
20 8 13 13.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
20 11 10 11.0 osh-native mut+alloc
21 7 15 11.1 osh-native mut+alloc+free
21 13 9 9.0 osh-native mut+alloc+free+gc
22 12 11 9.0 osh-native mut+alloc+free+gc+exit
24 11 14 12.8 _bin/cxx-opt+nopool/osh mut+alloc
24 14 11 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
19 8 12 10.5 osh-native-souffle mut+alloc
20 8 13 10.9 osh-native-souffle mut+alloc+free
20 13 8 8.7 osh-native-souffle mut+alloc+free+gc
21 13 8 8.7 osh-native-souffle mut+alloc+free+gc+exit