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 18.1 476,761 1,282 6 406,608 5 203,304 osh-native
parse.configure-cpython 32 3 9 12.0 17.7 476,761 1,282 6 406,324 5 203,162 osh-native-souffle
parse.configure-coreutils 156 27 70 44.5 49.7 1,653,349 4,764 12 1,025,530 6 764,308 osh-native
parse.configure-coreutils 136 24 59 44.5 49.4 1,653,348 4,764 12 1,025,520 6 764,303 osh-native-souffle
parse.abuild 9 1 1 2.6 8.7 101,952 180 2 75,034 1 37,517 osh-native
parse.abuild 8 1 1 2.6 8.1 101,952 180 2 75,024 1 37,512 osh-native-souffle
ex.compute-fib 28 0 2 2.2 8.1 579,716 22,608 12 50,000 0 2,921 osh-native
ex.compute-fib 22 0 1 2.2 7.6 579,716 22,608 12 50,000 0 2,916 osh-native-souffle
ex.bashcomp-parse-help 182 0 4 11.1 8.8 1,021,031 15,258 22 50,000 0 3,910 osh-native
ex.bashcomp-parse-help 173 0 4 11.1 8.4 1,021,030 15,258 22 50,000 0 3,915 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 8.8 116,335 277 3 85,252 1 42,626 osh-native
ex.abuild-print-help 20 1 2 2.8 8.5 116,335 277 3 85,242 1 42,621 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
6 4 2 1.6 dash -
23 22 1 3.1 bash -
100 57 50 3.4 zsh -
17 13 3 29.9 bumpleak/osh mut
20 14 6 30.0 _bin/cxx-opt+bumproot/osh mut
22 18 4 29.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 24 5 25.2 osh-native mut+alloc
31 23 8 25.6 osh-native mut+alloc+free
35 29 5 18.1 osh-native mut+alloc+free+gc
36 28 8 18.2 osh-native mut+alloc+free+gc+exit
41 28 14 32.5 _bin/cxx-opt+nopool/osh mut+alloc
47 40 7 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 15 12 24.8 osh-native-souffle mut+alloc
28 21 7 25.3 osh-native-souffle mut+alloc+free
32 23 9 17.7 osh-native-souffle mut+alloc+free+gc
33 24 9 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 1.6 dash -
79 77 2 3.1 bash -
362 200 182 3.5 zsh -
50 40 10 84.3 bumpleak/osh mut
61 55 6 85.8 _bin/cxx-opt+bumproot/osh mut
70 50 20 85.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 64 33 73.5 osh-native mut+alloc
105 72 33 75.2 osh-native mut+alloc+free
156 128 28 49.7 osh-native mut+alloc+free+gc
149 127 22 50.6 osh-native mut+alloc+free+gc+exit
138 99 39 99.0 _bin/cxx-opt+nopool/osh mut+alloc
204 174 30 66.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 60 29 73.3 osh-native-souffle mut+alloc
97 66 31 75.0 osh-native-souffle mut+alloc+free
136 110 26 49.4 osh-native-souffle mut+alloc+free+gc
146 120 26 50.2 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 1.3 dash -
5 4 1 2.9 bash -
7 5 2 3.4 zsh -
6 4 2 12.1 bumpleak/osh mut
6 3 4 10.8 _bin/cxx-opt+bumproot/osh mut
8 5 2 12.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 9.8 osh-native mut+alloc
9 6 3 10.1 osh-native mut+alloc+free
9 5 4 8.7 osh-native mut+alloc+free+gc
9 4 5 8.4 osh-native mut+alloc+free+gc+exit
12 8 3 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 9 2 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 4 3 9.7 osh-native-souffle mut+alloc
8 4 3 9.8 osh-native-souffle mut+alloc+free
8 7 1 8.1 osh-native-souffle mut+alloc+free+gc
8 6 2 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 -
28 27 1 2.9 bash -
23 18 5 3.1 zsh -
19 16 3 32.6 bumpleak/osh mut
25 22 3 31.2 _bin/cxx-opt+bumproot/osh mut
28 24 5 31.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 26 10 26.5 osh-native mut+alloc
38 24 14 26.6 osh-native mut+alloc+free
28 26 2 8.1 osh-native mut+alloc+free+gc
28 27 1 8.0 osh-native mut+alloc+free+gc+exit
53 37 16 35.8 _bin/cxx-opt+nopool/osh mut+alloc
38 36 2 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 19 10 25.8 osh-native-souffle mut+alloc
31 21 11 26.2 osh-native-souffle mut+alloc+free
22 18 4 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
74 71 3 3.1 bash -
167 107 60 57.3 bumpleak/osh mut
180 127 53 56.1 _bin/cxx-opt+bumproot/osh mut
201 135 67 58.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 133 77 49.0 osh-native mut+alloc
221 148 73 50.8 osh-native mut+alloc+free
182 136 46 8.8 osh-native mut+alloc+free+gc
184 135 49 8.9 osh-native mut+alloc+free+gc+exit
233 161 72 64.6 _bin/cxx-opt+nopool/osh mut+alloc
213 161 52 10.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 132 70 48.4 osh-native-souffle mut+alloc
210 145 65 50.4 osh-native-souffle mut+alloc+free
173 125 48 8.4 osh-native-souffle mut+alloc+free+gc
173 118 55 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 4 6 3.5 dash -
19 10 9 4.3 bash -
17 6 11 3.4 zsh -
17 10 7 13.2 bumpleak/osh mut
20 8 12 13.1 _bin/cxx-opt+bumproot/osh mut
19 8 12 12.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
20 11 10 11.1 osh-native mut+alloc
22 10 12 11.1 osh-native mut+alloc+free
22 13 9 8.8 osh-native mut+alloc+free+gc
22 13 9 8.9 osh-native mut+alloc+free+gc+exit
24 15 9 12.8 _bin/cxx-opt+nopool/osh mut+alloc
24 13 12 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
19 10 10 10.5 osh-native-souffle mut+alloc
21 10 11 10.7 osh-native-souffle mut+alloc+free
20 10 11 8.5 osh-native-souffle mut+alloc+free+gc
21 11 11 8.7 osh-native-souffle mut+alloc+free+gc+exit