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 36 3 10 12.0 18.2 476,755 1,282 6 406,612 5 203,306 osh-native
parse.configure-cpython 33 4 10 12.0 17.4 476,755 1,282 6 406,208 5 203,104 osh-native-souffle
parse.configure-coreutils 151 24 66 44.5 49.8 1,653,343 4,764 12 1,025,534 6 764,310 osh-native
parse.configure-coreutils 144 24 67 44.5 49.4 1,653,342 4,764 12 1,025,404 6 764,245 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,946 180 2 75,038 1 37,519 osh-native
parse.abuild 9 1 2 2.4 7.9 101,946 180 3 87,100 1 43,550 osh-native-souffle
ex.compute-fib 28 0 1 2.1 8.0 579,610 22,608 12 50,000 0 2,923 osh-native
ex.compute-fib 22 0 1 2.1 7.6 579,610 22,608 12 50,000 0 2,862 osh-native-souffle
ex.bashcomp-parse-help 182 0 3 10.3 8.7 995,292 15,258 21 50,000 0 3,905 osh-native
ex.bashcomp-parse-help 176 0 3 10.3 8.3 995,291 15,258 21 50,000 0 3,848 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,322 277 3 85,256 1 42,628 osh-native
ex.abuild-print-help 21 1 2 2.8 8.4 116,322 277 3 85,132 1 42,566 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
7 6 0 1.6 dash -
23 19 4 3.0 bash -
104 64 46 3.4 zsh -
16 16 0 29.6 bumpleak/osh mut
20 8 12 29.8 _bin/cxx-opt+bumproot/osh mut
23 22 0 28.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
33 29 4 25.0 osh-native mut+alloc
31 27 4 25.6 osh-native mut+alloc+free
36 32 4 18.2 osh-native mut+alloc+free+gc
36 31 4 18.1 osh-native mut+alloc+free+gc+exit
43 21 21 33.1 _bin/cxx-opt+nopool/osh mut+alloc
49 48 0 22.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 11 15 24.8 osh-native-souffle mut+alloc
29 16 12 25.2 osh-native-souffle mut+alloc+free
33 29 4 17.4 osh-native-souffle mut+alloc+free+gc
35 31 4 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
22 21 0 1.6 dash -
77 77 0 3.1 bash -
378 217 181 3.5 zsh -
48 39 9 85.5 bumpleak/osh mut
59 55 4 85.7 _bin/cxx-opt+bumproot/osh mut
70 57 12 85.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 72 24 73.3 osh-native mut+alloc
106 77 28 75.4 osh-native mut+alloc+free
151 128 24 49.8 osh-native mut+alloc+free+gc
157 145 12 50.3 osh-native mut+alloc+free+gc+exit
136 92 44 97.9 _bin/cxx-opt+nopool/osh mut+alloc
219 198 20 67.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 48 40 73.0 osh-native-souffle mut+alloc
95 55 39 75.0 osh-native-souffle mut+alloc+free
144 127 16 49.4 osh-native-souffle mut+alloc+free+gc
148 120 28 49.9 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 2.9 bash -
8 8 0 3.1 zsh -
6 6 0 13.8 bumpleak/osh mut
7 7 0 11.8 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 3 6 10.1 osh-native mut+alloc
9 0 9 10.4 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 6 3 8.7 osh-native mut+alloc+free+gc+exit
11 8 4 11.2 _bin/cxx-opt+nopool/osh mut+alloc
11 11 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.7 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
9 9 0 7.9 osh-native-souffle mut+alloc+free+gc
9 9 0 7.9 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 7 3 1.4 dash -
29 29 0 2.9 bash -
23 23 0 3.3 zsh -
18 11 7 32.4 bumpleak/osh mut
25 25 0 31.9 _bin/cxx-opt+bumproot/osh mut
27 23 4 31.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
44 28 16 26.3 osh-native mut+alloc
37 30 7 26.6 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 24 4 8.0 osh-native mut+alloc+free+gc+exit
55 42 12 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 21 8 26.0 osh-native-souffle mut+alloc
32 23 8 25.8 osh-native-souffle mut+alloc+free
22 21 0 7.6 osh-native-souffle mut+alloc+free+gc
21 17 4 7.3 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 61 12 3.1 bash -
167 135 32 54.1 bumpleak/osh mut
182 133 48 55.2 _bin/cxx-opt+bumproot/osh mut
193 120 72 55.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 146 67 47.4 osh-native mut+alloc
219 143 76 49.0 osh-native mut+alloc+free
182 127 55 8.7 osh-native mut+alloc+free+gc
183 115 67 8.5 osh-native mut+alloc+free+gc+exit
233 153 80 64.6 _bin/cxx-opt+nopool/osh mut+alloc
211 171 40 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 137 68 46.9 osh-native-souffle mut+alloc
213 116 96 48.7 osh-native-souffle mut+alloc+free
176 135 40 8.3 osh-native-souffle mut+alloc+free+gc
175 127 48 8.5 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
10 9 1 3.5 dash -
20 9 11 4.3 bash -
18 10 8 3.5 zsh -
20 14 6 13.0 bumpleak/osh mut
19 16 4 13.6 _bin/cxx-opt+bumproot/osh mut
20 15 5 12.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 13 9 11.0 osh-native mut+alloc
22 12 11 11.1 osh-native mut+alloc+free
22 13 10 9.0 osh-native mut+alloc+free+gc
23 16 7 9.2 osh-native mut+alloc+free+gc+exit
24 15 10 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 12 13 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 18 2 10.6 osh-native-souffle mut+alloc
22 18 4 10.6 osh-native-souffle mut+alloc+free
21 15 7 8.4 osh-native-souffle mut+alloc+free+gc
22 16 6 8.5 osh-native-souffle mut+alloc+free+gc+exit