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 35 4 11 12.0 17.3 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 154 25 68 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 155 29 74 45.9 51.0 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 9 1 1 2.6 8.7 101,935 180 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 29 0 2 2.1 8.0 579,599 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 183 0 4 10.3 8.7 995,281 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 22 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 8.4 116,311 277 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 -
24 19 4 3.0 bash -
110 60 57 3.4 zsh -
17 17 0 29.3 bumpleak/osh mut
20 16 4 30.4 _bin/cxx-opt+bumproot/osh mut
24 19 4 28.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
31 19 11 25.3 osh-native mut+alloc
33 16 16 25.7 osh-native mut+alloc+free
36 32 4 17.8 osh-native mut+alloc+free+gc
38 29 8 18.0 osh-native mut+alloc+free+gc+exit
44 20 24 32.1 _bin/cxx-opt+nopool/osh mut+alloc
50 50 0 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 11 15 24.8 osh-native-souffle mut+alloc
30 17 13 25.2 osh-native-souffle mut+alloc+free
35 35 0 17.3 osh-native-souffle mut+alloc+free+gc
38 38 0 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
21 21 0 1.6 dash -
78 74 4 3.3 bash -
386 233 174 3.5 zsh -
49 40 8 85.6 bumpleak/osh mut
60 40 20 86.2 _bin/cxx-opt+bumproot/osh mut
70 66 4 84.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 65 32 73.4 osh-native mut+alloc
109 60 48 75.2 osh-native mut+alloc+free
154 137 16 49.7 osh-native mut+alloc+free+gc
161 141 20 50.5 osh-native mut+alloc+free+gc+exit
139 99 40 98.9 _bin/cxx-opt+nopool/osh mut+alloc
215 179 36 67.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 61 28 73.1 osh-native-souffle mut+alloc
97 69 28 75.0 osh-native-souffle mut+alloc+free
155 119 36 51.0 osh-native-souffle mut+alloc+free+gc
163 139 24 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 6 0 3.0 bash -
8 4 4 3.1 zsh -
7 3 3 11.6 bumpleak/osh mut
7 0 7 11.7 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 9.8 osh-native mut+alloc
9 4 4 10.1 osh-native mut+alloc+free
9 4 4 8.7 osh-native mut+alloc+free+gc
9 5 5 8.4 osh-native mut+alloc+free+gc+exit
12 12 0 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.6 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 9 0 7.9 osh-native-souffle mut+alloc+free+gc
9 9 0 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 7 3 1.6 dash -
29 28 0 3.0 bash -
24 20 4 3.3 zsh -
18 7 11 31.1 bumpleak/osh mut
27 22 4 32.4 _bin/cxx-opt+bumproot/osh mut
29 22 7 32.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 29 8 26.2 osh-native mut+alloc
39 16 23 26.6 osh-native mut+alloc+free
29 21 7 8.0 osh-native mut+alloc+free+gc
29 24 4 7.9 osh-native mut+alloc+free+gc+exit
55 31 24 36.3 _bin/cxx-opt+nopool/osh mut+alloc
38 30 7 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 17 13 25.8 osh-native-souffle mut+alloc
33 11 22 26.2 osh-native-souffle mut+alloc+free
22 22 0 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
73 73 0 3.1 bash -
170 113 57 56.0 bumpleak/osh mut
186 134 51 55.5 _bin/cxx-opt+bumproot/osh mut
197 141 56 56.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 145 68 47.3 osh-native mut+alloc
220 156 64 49.1 osh-native mut+alloc+free
183 126 57 8.7 osh-native mut+alloc+free+gc
182 134 47 8.8 osh-native mut+alloc+free+gc+exit
234 153 81 62.8 _bin/cxx-opt+nopool/osh mut+alloc
218 154 63 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
207 118 89 46.6 osh-native-souffle mut+alloc
214 142 71 48.6 osh-native-souffle mut+alloc+free
176 115 60 8.3 osh-native-souffle mut+alloc+free+gc
175 115 59 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
10 6 4 3.4 dash -
20 18 3 4.3 bash -
18 14 5 3.4 zsh -
19 13 6 12.2 bumpleak/osh mut
20 15 5 12.4 _bin/cxx-opt+bumproot/osh mut
22 21 2 13.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 18 5 11.0 osh-native mut+alloc
24 17 7 11.0 osh-native mut+alloc+free
22 14 9 9.2 osh-native mut+alloc+free+gc
24 21 4 9.0 osh-native mut+alloc+free+gc+exit
26 19 8 12.8 _bin/cxx-opt+nopool/osh mut+alloc
26 19 7 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 15 6 10.7 osh-native-souffle mut+alloc
22 11 12 10.7 osh-native-souffle mut+alloc+free
22 15 7 8.4 osh-native-souffle mut+alloc+free+gc
22 20 3 8.5 osh-native-souffle mut+alloc+free+gc+exit