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 34 3 9 12.0 17.8 476,751 1,282 6 406,604 5 203,302 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,751 1,282 6 406,200 5 203,100 osh-native-souffle
parse.configure-coreutils 143 22 57 44.5 49.7 1,653,339 4,764 12 1,025,526 6 764,306 osh-native
parse.configure-coreutils 135 23 58 44.5 49.3 1,653,338 4,764 12 1,025,396 6 764,241 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,942 180 2 75,030 1 37,515 osh-native
parse.abuild 9 1 2 2.4 7.9 101,942 180 3 87,092 1 43,546 osh-native-souffle
ex.compute-fib 28 0 1 2.2 7.9 579,606 22,608 12 50,000 0 2,919 osh-native
ex.compute-fib 22 0 1 2.2 7.6 579,606 22,608 12 50,000 0 2,858 osh-native-souffle
ex.bashcomp-parse-help 182 0 3 10.9 8.7 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 22 1 2 2.8 9.2 116,318 277 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 5 1 1.4 dash -
23 22 1 3.0 bash -
100 52 55 3.4 zsh -
16 13 3 29.1 bumpleak/osh mut
19 15 4 28.6 _bin/cxx-opt+bumproot/osh mut
23 18 5 29.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 18 12 25.0 osh-native mut+alloc
31 27 4 25.6 osh-native mut+alloc+free
34 31 4 17.8 osh-native mut+alloc+free+gc
35 32 3 18.1 osh-native mut+alloc+free+gc+exit
42 24 18 32.3 _bin/cxx-opt+nopool/osh mut+alloc
47 38 9 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 16 10 24.9 osh-native-souffle mut+alloc
28 20 8 25.3 osh-native-souffle mut+alloc+free
32 25 7 17.6 osh-native-souffle mut+alloc+free+gc
33 30 3 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 1.4 dash -
78 77 1 3.3 bash -
363 197 187 3.5 zsh -
49 42 7 85.8 bumpleak/osh mut
60 50 10 85.8 _bin/cxx-opt+bumproot/osh mut
69 58 11 85.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 68 29 73.7 osh-native mut+alloc
104 77 26 75.2 osh-native mut+alloc+free
143 122 21 49.7 osh-native mut+alloc+free+gc
150 128 22 50.3 osh-native mut+alloc+free+gc+exit
136 95 41 98.9 _bin/cxx-opt+nopool/osh mut+alloc
200 169 31 66.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 52 36 73.1 osh-native-souffle mut+alloc
96 61 34 75.0 osh-native-souffle mut+alloc+free
135 111 24 49.3 osh-native-souffle mut+alloc+free+gc
138 113 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 1 1 1.4 dash -
5 5 0 2.9 bash -
7 3 4 3.3 zsh -
6 4 2 11.3 bumpleak/osh mut
6 5 1 11.1 _bin/cxx-opt+bumproot/osh mut
7 4 3 11.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 6 2 9.8 osh-native mut+alloc
9 6 2 10.1 osh-native mut+alloc+free
9 7 2 8.5 osh-native mut+alloc+free+gc
9 7 2 8.5 osh-native mut+alloc+free+gc+exit
11 7 5 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 9 3 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 5 3 9.7 osh-native-souffle mut+alloc
8 6 2 9.6 osh-native-souffle mut+alloc+free
9 6 3 7.9 osh-native-souffle mut+alloc+free+gc
9 9 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
10 9 1 1.6 dash -
28 26 2 3.0 bash -
23 17 6 3.4 zsh -
18 14 5 31.6 bumpleak/osh mut
25 21 4 31.8 _bin/cxx-opt+bumproot/osh mut
28 26 2 32.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 27 9 26.2 osh-native mut+alloc
37 29 8 26.6 osh-native mut+alloc+free
28 24 4 7.9 osh-native mut+alloc+free+gc
28 26 2 7.9 osh-native mut+alloc+free+gc+exit
52 37 15 35.9 _bin/cxx-opt+nopool/osh mut+alloc
38 33 5 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 21 9 26.1 osh-native-souffle mut+alloc
30 19 12 26.1 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
73 70 3 3.1 bash -
164 114 50 56.7 bumpleak/osh mut
181 127 54 56.1 _bin/cxx-opt+bumproot/osh mut
194 135 59 57.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 151 62 48.6 osh-native mut+alloc
222 146 76 50.5 osh-native mut+alloc+free
182 133 49 8.7 osh-native mut+alloc+free+gc
183 135 48 8.9 osh-native mut+alloc+free+gc+exit
233 164 69 64.4 _bin/cxx-opt+nopool/osh mut+alloc
214 168 46 10.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
202 128 74 48.3 osh-native-souffle mut+alloc
206 137 69 50.2 osh-native-souffle mut+alloc+free
173 124 49 8.5 osh-native-souffle mut+alloc+free+gc
173 116 56 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 5 4 3.4 dash -
19 10 10 4.2 bash -
17 5 12 3.4 zsh -
17 7 11 11.5 bumpleak/osh mut
19 11 8 12.3 _bin/cxx-opt+bumproot/osh mut
21 6 15 13.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
20 10 11 11.1 osh-native mut+alloc
22 12 10 11.1 osh-native mut+alloc+free
22 13 10 9.2 osh-native mut+alloc+free+gc
22 12 11 9.2 osh-native mut+alloc+free+gc+exit
24 11 13 12.8 _bin/cxx-opt+nopool/osh mut+alloc
24 14 10 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
19 8 12 10.6 osh-native-souffle mut+alloc
20 11 9 10.9 osh-native-souffle mut+alloc+free
20 8 13 8.7 osh-native-souffle mut+alloc+free+gc
21 11 10 8.5 osh-native-souffle mut+alloc+free+gc+exit