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 39 6 12 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 34 4 10 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 171 28 82 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 163 30 81 45.9 51.0 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 10 1 1 2.6 8.5 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 10 1 2 2.4 8.0 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 2 2.1 8.0 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 1 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 184 0 4 10.3 8.8 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 176 0 4 10.3 8.3 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.0 116,311 277 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
6 6 0 1.6 dash -
24 24 0 3.1 bash -
107 66 48 3.5 zsh -
16 12 4 28.4 bumpleak/osh mut
22 18 4 28.7 _bin/cxx-opt+bumproot/osh mut
23 9 14 29.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 17 13 25.3 osh-native mut+alloc
32 12 20 25.6 osh-native mut+alloc+free
39 31 8 18.0 osh-native mut+alloc+free+gc
39 27 12 18.2 osh-native mut+alloc+free+gc+exit
44 28 16 33.0 _bin/cxx-opt+nopool/osh mut+alloc
54 50 4 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 27 0 24.9 osh-native-souffle mut+alloc
30 19 11 25.2 osh-native-souffle mut+alloc+free
34 25 8 17.6 osh-native-souffle mut+alloc+free+gc
35 27 8 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 1.4 dash -
78 74 4 3.3 bash -
384 175 230 3.5 zsh -
51 43 8 85.1 bumpleak/osh mut
61 57 4 85.5 _bin/cxx-opt+bumproot/osh mut
72 60 12 86.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
99 44 55 73.5 osh-native mut+alloc
108 76 32 75.2 osh-native mut+alloc+free
171 139 32 49.7 osh-native mut+alloc+free+gc
182 150 32 50.5 osh-native mut+alloc+free+gc+exit
140 92 48 97.9 _bin/cxx-opt+nopool/osh mut+alloc
248 219 28 67.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 53 36 73.0 osh-native-souffle mut+alloc
98 73 24 75.0 osh-native-souffle mut+alloc+free
163 143 20 51.0 osh-native-souffle mut+alloc+free+gc
166 130 36 51.7 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 0 2 1.4 dash -
6 3 3 2.9 bash -
8 0 8 3.3 zsh -
6 0 6 11.1 bumpleak/osh mut
7 0 7 12.5 _bin/cxx-opt+bumproot/osh mut
9 9 0 12.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 9 0 10.0 osh-native mut+alloc
9 4 4 10.2 osh-native mut+alloc+free
10 9 0 8.5 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
9 4 4 9.7 osh-native-souffle mut+alloc+free
10 5 5 8.0 osh-native-souffle mut+alloc+free+gc
9 5 5 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
11 10 0 1.4 dash -
29 29 0 2.9 bash -
24 20 4 3.4 zsh -
19 19 0 31.9 bumpleak/osh mut
26 26 0 32.2 _bin/cxx-opt+bumproot/osh mut
29 21 7 32.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
38 25 13 26.2 osh-native mut+alloc
39 31 9 26.6 osh-native mut+alloc+free
28 21 7 8.0 osh-native mut+alloc+free+gc
28 28 0 7.9 osh-native mut+alloc+free+gc+exit
56 48 8 35.8 _bin/cxx-opt+nopool/osh mut+alloc
38 27 11 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 26 4 26.0 osh-native-souffle mut+alloc
32 20 12 26.2 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
22 22 0 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 64 8 3.0 bash -
172 92 80 55.5 bumpleak/osh mut
186 105 81 56.0 _bin/cxx-opt+bumproot/osh mut
199 111 88 57.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 147 67 47.4 osh-native mut+alloc
221 152 68 49.1 osh-native mut+alloc+free
184 116 68 8.8 osh-native mut+alloc+free+gc
185 140 44 8.8 osh-native mut+alloc+free+gc+exit
237 157 80 63.8 _bin/cxx-opt+nopool/osh mut+alloc
222 181 40 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
207 123 84 46.8 osh-native-souffle mut+alloc
213 149 64 48.7 osh-native-souffle mut+alloc+free
176 128 48 8.3 osh-native-souffle mut+alloc+free+gc
176 128 48 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
10 9 1 3.5 dash -
20 16 5 4.3 bash -
18 11 8 3.5 zsh -
18 12 7 11.7 bumpleak/osh mut
20 13 7 13.7 _bin/cxx-opt+bumproot/osh mut
22 11 12 13.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 12 10 11.1 osh-native mut+alloc
23 19 4 11.3 osh-native mut+alloc+free
23 22 2 9.0 osh-native mut+alloc+free+gc
23 15 9 9.2 osh-native mut+alloc+free+gc+exit
26 12 14 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 17 9 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 18 3 10.6 osh-native-souffle mut+alloc
22 17 5 10.6 osh-native-souffle mut+alloc+free
22 16 7 8.7 osh-native-souffle mut+alloc+free+gc
23 20 3 8.7 osh-native-souffle mut+alloc+free+gc+exit