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 42 6 15 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 38 6 14 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 186 28 94 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 173 31 92 45.9 50.8 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 10 1 2 2.4 7.9 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 1 2.1 7.7 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 2 2.1 7.5 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 184 0 4 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 179 0 5 10.3 8.3 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 24 1 2 2.8 9.2 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 22 1 2 2.8 8.7 116,311 277 3 85,110 1 42,555 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
7 7 0 1.6 dash -
24 23 0 3.1 bash -
109 55 62 3.4 zsh -
17 13 4 29.7 bumpleak/osh mut
20 20 0 29.3 _bin/cxx-opt+bumproot/osh mut
23 11 11 29.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
31 22 9 25.2 osh-native mut+alloc
32 20 12 25.6 osh-native mut+alloc+free
42 42 0 18.0 osh-native mut+alloc+free+gc
42 37 4 18.0 osh-native mut+alloc+free+gc+exit
44 28 16 32.1 _bin/cxx-opt+nopool/osh mut+alloc
62 53 8 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 12 24.9 osh-native-souffle mut+alloc
29 11 18 25.2 osh-native-souffle mut+alloc+free
38 34 4 17.4 osh-native-souffle mut+alloc+free+gc
36 28 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
22 22 0 1.6 dash -
78 70 8 3.0 bash -
391 237 176 3.5 zsh -
50 42 8 84.9 bumpleak/osh mut
60 48 12 86.3 _bin/cxx-opt+bumproot/osh mut
70 61 8 85.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 70 27 73.7 osh-native mut+alloc
108 95 12 75.4 osh-native mut+alloc+free
186 177 8 49.7 osh-native mut+alloc+free+gc
185 153 32 50.5 osh-native mut+alloc+free+gc+exit
139 103 36 99.2 _bin/cxx-opt+nopool/osh mut+alloc
257 241 16 67.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 68 20 73.2 osh-native-souffle mut+alloc
98 65 33 74.9 osh-native-souffle mut+alloc+free
173 165 8 50.8 osh-native-souffle mut+alloc+free+gc
178 142 35 51.5 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 6 0 3.0 bash -
8 4 4 3.3 zsh -
6 0 6 12.2 bumpleak/osh mut
7 7 0 11.4 _bin/cxx-opt+bumproot/osh mut
7 7 0 10.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.1 osh-native mut+alloc
9 9 0 10.0 osh-native mut+alloc+free
9 5 5 8.5 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 8 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.8 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
10 5 5 7.9 osh-native-souffle mut+alloc+free+gc
9 5 5 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 -
29 29 0 2.9 bash -
24 20 4 3.3 zsh -
19 14 5 31.4 bumpleak/osh mut
26 18 7 31.9 _bin/cxx-opt+bumproot/osh mut
29 21 8 33.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 16 20 26.3 osh-native mut+alloc
39 19 19 26.7 osh-native mut+alloc+free
28 28 0 7.7 osh-native mut+alloc+free+gc
29 25 4 8.0 osh-native mut+alloc+free+gc+exit
54 46 8 36.3 _bin/cxx-opt+nopool/osh mut+alloc
38 37 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 20 12 25.8 osh-native-souffle mut+alloc
33 25 8 26.2 osh-native-souffle mut+alloc+free
22 18 4 7.5 osh-native-souffle mut+alloc+free+gc
22 22 0 7.5 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 70 4 3.0 bash -
171 119 51 54.1 bumpleak/osh mut
185 133 51 55.4 _bin/cxx-opt+bumproot/osh mut
199 122 77 56.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
217 126 91 47.4 osh-native mut+alloc
221 160 60 49.1 osh-native mut+alloc+free
184 110 74 8.7 osh-native mut+alloc+free+gc
186 126 59 8.8 osh-native mut+alloc+free+gc+exit
239 151 88 62.9 _bin/cxx-opt+nopool/osh mut+alloc
237 160 76 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
209 136 72 46.9 osh-native-souffle mut+alloc
215 139 75 48.6 osh-native-souffle mut+alloc+free
179 127 52 8.3 osh-native-souffle mut+alloc+free+gc
180 120 60 8.1 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
11 7 4 3.5 dash -
21 10 11 4.3 bash -
19 11 8 3.4 zsh -
20 7 14 12.9 bumpleak/osh mut
20 14 6 11.9 _bin/cxx-opt+bumproot/osh mut
22 14 9 12.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 16 6 11.1 osh-native mut+alloc
23 14 10 11.1 osh-native mut+alloc+free
24 18 7 9.2 osh-native mut+alloc+free+gc
24 19 6 9.2 osh-native mut+alloc+free+gc+exit
26 10 16 12.6 _bin/cxx-opt+nopool/osh mut+alloc
26 25 2 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 7 14 10.6 osh-native-souffle mut+alloc
22 16 6 10.7 osh-native-souffle mut+alloc+free
22 10 13 8.7 osh-native-souffle mut+alloc+free+gc
22 18 5 8.7 osh-native-souffle mut+alloc+free+gc+exit