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 4 10 12.0 17.8 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 4 9 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 153 28 67 44.5 50.0 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 168 27 86 45.9 51.1 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 9 1 2 2.6 8.5 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 9 1 2 2.4 7.9 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 2 2.1 7.9 579,599 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 182 0 4 10.3 8.8 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 175 0 3 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 8.9 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 21 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 3 3 1.6 dash -
23 23 0 3.1 bash -
105 57 55 3.4 zsh -
17 10 7 29.8 bumpleak/osh mut
19 8 12 29.7 _bin/cxx-opt+bumproot/osh mut
23 19 4 28.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 22 7 25.3 osh-native mut+alloc
32 24 8 25.8 osh-native mut+alloc+free
36 24 12 17.8 osh-native mut+alloc+free+gc
37 32 4 18.1 osh-native mut+alloc+free+gc+exit
43 22 22 32.1 _bin/cxx-opt+nopool/osh mut+alloc
49 44 4 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 11 15 24.9 osh-native-souffle mut+alloc
29 11 18 25.3 osh-native-souffle mut+alloc+free
33 22 11 17.4 osh-native-souffle mut+alloc+free+gc
34 30 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 18 4 1.4 dash -
78 77 0 3.1 bash -
387 237 171 3.4 zsh -
49 36 12 83.8 bumpleak/osh mut
60 36 24 86.3 _bin/cxx-opt+bumproot/osh mut
72 47 24 85.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 84 12 73.4 osh-native mut+alloc
105 88 16 75.2 osh-native mut+alloc+free
153 124 28 50.0 osh-native mut+alloc+free+gc
176 140 36 50.5 osh-native mut+alloc+free+gc+exit
139 103 36 98.6 _bin/cxx-opt+nopool/osh mut+alloc
215 182 32 68.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 57 32 73.1 osh-native-souffle mut+alloc
99 59 39 75.0 osh-native-souffle mut+alloc+free
168 135 32 51.1 osh-native-souffle mut+alloc+free+gc
154 142 12 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 2 0 1.4 dash -
6 6 0 3.0 bash -
8 4 4 3.1 zsh -
6 6 0 12.2 bumpleak/osh mut
7 4 4 11.5 _bin/cxx-opt+bumproot/osh mut
8 8 0 11.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 4 10.0 osh-native mut+alloc
9 9 0 10.1 osh-native mut+alloc+free
9 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 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 9.6 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 3 6 7.9 osh-native-souffle mut+alloc+free+gc
10 10 0 8.1 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 24 0 3.3 zsh -
19 18 0 31.8 bumpleak/osh mut
26 26 0 32.6 _bin/cxx-opt+bumproot/osh mut
28 24 4 33.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 36 0 26.2 osh-native mut+alloc
38 26 11 26.6 osh-native mut+alloc+free
28 28 0 7.9 osh-native mut+alloc+free+gc
28 24 4 8.0 osh-native mut+alloc+free+gc+exit
54 41 12 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 25 4 26.0 osh-native-souffle mut+alloc
32 23 8 26.2 osh-native-souffle mut+alloc+free
22 17 4 7.6 osh-native-souffle mut+alloc+free+gc
23 23 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
74 65 8 3.0 bash -
170 107 63 55.0 bumpleak/osh mut
184 116 68 56.0 _bin/cxx-opt+bumproot/osh mut
198 121 76 56.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 135 76 47.3 osh-native mut+alloc
220 116 104 49.1 osh-native mut+alloc+free
182 133 48 8.8 osh-native mut+alloc+free+gc
183 130 53 8.8 osh-native mut+alloc+free+gc+exit
233 154 79 63.4 _bin/cxx-opt+nopool/osh mut+alloc
212 164 48 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
208 140 68 46.9 osh-native-souffle mut+alloc
213 129 84 48.7 osh-native-souffle mut+alloc+free
175 111 64 8.3 osh-native-souffle mut+alloc+free+gc
175 139 37 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
10 7 3 3.4 dash -
20 15 5 4.5 bash -
18 9 10 3.5 zsh -
18 16 3 13.2 bumpleak/osh mut
21 12 9 12.9 _bin/cxx-opt+bumproot/osh mut
20 20 0 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 20 2 11.1 osh-native mut+alloc
23 17 6 11.3 osh-native mut+alloc+free
23 18 5 8.9 osh-native mut+alloc+free+gc
24 12 12 9.2 osh-native mut+alloc+free+gc+exit
25 14 12 12.9 _bin/cxx-opt+nopool/osh mut+alloc
26 23 3 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 12 9 10.6 osh-native-souffle mut+alloc
21 12 10 10.6 osh-native-souffle mut+alloc+free
21 14 7 8.7 osh-native-souffle mut+alloc+free+gc
22 17 5 8.7 osh-native-souffle mut+alloc+free+gc+exit