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 17.8 476,761 1,282 6 406,608 5 203,304 osh-native
parse.configure-cpython 32 3 9 12.0 17.4 476,761 1,282 6 406,228 5 203,114 osh-native-souffle
parse.configure-coreutils 163 26 66 44.5 49.7 1,653,349 4,764 12 1,025,530 6 764,308 osh-native
parse.configure-coreutils 135 23 58 44.5 49.4 1,653,348 4,764 12 1,025,424 6 764,255 osh-native-souffle
parse.abuild 9 1 1 2.6 8.4 101,952 180 2 75,034 1 37,517 osh-native
parse.abuild 9 1 2 2.4 7.7 101,952 180 3 87,120 1 43,560 osh-native-souffle
ex.compute-fib 28 0 1 2.2 7.9 579,616 22,608 12 50,000 0 2,921 osh-native
ex.compute-fib 22 0 1 2.2 7.5 579,616 22,608 12 50,000 0 2,872 osh-native-souffle
ex.bashcomp-parse-help 182 0 3 10.9 8.8 1,017,214 15,258 21 50,000 0 3,902 osh-native
ex.bashcomp-parse-help 174 0 3 10.9 8.3 1,017,213 15,258 21 50,000 0 3,856 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,328 277 3 85,252 1 42,626 osh-native
ex.abuild-print-help 21 1 2 2.8 8.5 116,328 277 3 85,152 1 42,576 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 3.1 bash -
101 55 52 3.5 zsh -
16 14 2 29.1 bumpleak/osh mut
19 15 4 29.1 _bin/cxx-opt+bumproot/osh mut
22 16 6 28.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 17 12 25.4 osh-native mut+alloc
31 16 15 25.8 osh-native mut+alloc+free
35 26 9 17.8 osh-native mut+alloc+free+gc
35 24 11 18.0 osh-native mut+alloc+free+gc+exit
41 26 15 32.4 _bin/cxx-opt+nopool/osh mut+alloc
47 35 12 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 17 9 24.9 osh-native-souffle mut+alloc
28 19 9 25.3 osh-native-souffle mut+alloc+free
32 22 10 17.4 osh-native-souffle mut+alloc+free+gc
34 27 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
21 21 0 1.6 dash -
78 75 2 3.3 bash -
359 193 188 3.4 zsh -
50 43 7 85.0 bumpleak/osh mut
60 51 9 84.5 _bin/cxx-opt+bumproot/osh mut
69 53 16 86.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 69 29 73.5 osh-native mut+alloc
108 78 30 75.4 osh-native mut+alloc+free
163 134 29 49.7 osh-native mut+alloc+free+gc
150 125 25 50.3 osh-native mut+alloc+free+gc+exit
137 82 56 99.0 _bin/cxx-opt+nopool/osh mut+alloc
202 172 30 66.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 62 27 73.1 osh-native-souffle mut+alloc
94 66 28 75.1 osh-native-souffle mut+alloc+free
135 111 24 49.4 osh-native-souffle mut+alloc+free+gc
141 122 19 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 -
5 5 0 3.0 bash -
7 3 4 3.3 zsh -
7 3 4 10.7 bumpleak/osh mut
7 4 3 11.6 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 6 2 10.0 osh-native mut+alloc
8 5 3 10.1 osh-native mut+alloc+free
9 8 1 8.4 osh-native mut+alloc+free+gc
9 6 3 8.8 osh-native mut+alloc+free+gc+exit
12 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 8 3 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 6 1 9.6 osh-native-souffle mut+alloc
8 5 3 9.8 osh-native-souffle mut+alloc+free
9 6 3 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 9 1 1.6 dash -
30 29 1 3.0 bash -
23 17 6 3.1 zsh -
18 13 5 31.0 bumpleak/osh mut
25 19 6 33.3 _bin/cxx-opt+bumproot/osh mut
27 24 3 31.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.3 osh-native mut+alloc
37 30 7 26.6 osh-native mut+alloc+free
28 23 5 7.9 osh-native mut+alloc+free+gc
28 26 2 8.0 osh-native mut+alloc+free+gc+exit
53 38 15 35.9 _bin/cxx-opt+nopool/osh mut+alloc
38 35 3 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 23 6 26.0 osh-native-souffle mut+alloc
31 21 9 26.2 osh-native-souffle mut+alloc+free
22 21 1 7.5 osh-native-souffle mut+alloc+free+gc
21 20 1 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 68 5 3.1 bash -
166 116 50 56.1 bumpleak/osh mut
178 126 51 57.2 _bin/cxx-opt+bumproot/osh mut
196 135 61 57.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 131 82 48.7 osh-native mut+alloc
217 148 68 50.6 osh-native mut+alloc+free
182 134 48 8.8 osh-native mut+alloc+free+gc
180 124 56 8.8 osh-native mut+alloc+free+gc+exit
230 154 77 64.4 _bin/cxx-opt+nopool/osh mut+alloc
209 151 58 10.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 131 74 48.2 osh-native-souffle mut+alloc
210 141 69 50.2 osh-native-souffle mut+alloc+free
174 114 60 8.3 osh-native-souffle mut+alloc+free+gc
174 116 58 8.3 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 3.3 dash -
19 11 8 4.3 bash -
17 8 10 3.5 zsh -
18 7 11 11.4 bumpleak/osh mut
19 9 11 12.3 _bin/cxx-opt+bumproot/osh mut
19 11 9 12.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 7 15 10.9 osh-native mut+alloc
22 9 13 11.3 osh-native mut+alloc+free
22 13 10 9.0 osh-native mut+alloc+free+gc
22 12 10 9.0 osh-native mut+alloc+free+gc+exit
24 11 14 12.6 _bin/cxx-opt+nopool/osh mut+alloc
24 18 7 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
19 10 10 10.5 osh-native-souffle mut+alloc
21 13 8 10.7 osh-native-souffle mut+alloc+free
21 12 9 8.5 osh-native-souffle mut+alloc+free+gc
21 10 11 8.4 osh-native-souffle mut+alloc+free+gc+exit