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 35 3 9 12.0 18.1 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 143 22 58 44.5 50.0 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 132 22 55 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 10 1 2 2.4 7.7 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 27 0 1 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 181 0 3 10.3 8.5 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 173 0 3 10.3 8.1 995,280 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 20 1 2 2.8 8.5 116,311 277 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 -
23 23 0 3.0 bash -
105 51 60 3.4 zsh -
16 16 0 28.7 bumpleak/osh mut
19 19 0 29.8 _bin/cxx-opt+bumproot/osh mut
22 18 4 29.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 21 8 25.0 osh-native mut+alloc
31 17 13 25.6 osh-native mut+alloc+free
35 27 8 18.1 osh-native mut+alloc+free+gc
35 27 8 18.1 osh-native mut+alloc+free+gc+exit
42 30 13 32.0 _bin/cxx-opt+nopool/osh mut+alloc
46 43 4 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 21 4 24.9 osh-native-souffle mut+alloc
28 12 16 25.4 osh-native-souffle mut+alloc+free
32 24 8 17.6 osh-native-souffle mut+alloc+free+gc
32 28 4 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
21 21 0 1.4 dash -
78 73 4 3.1 bash -
374 251 145 3.5 zsh -
49 44 4 85.6 bumpleak/osh mut
60 51 8 85.1 _bin/cxx-opt+bumproot/osh mut
71 59 12 84.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 72 24 73.4 osh-native mut+alloc
104 68 36 75.2 osh-native mut+alloc+free
143 111 32 50.0 osh-native mut+alloc+free+gc
149 125 24 50.5 osh-native mut+alloc+free+gc+exit
139 89 49 98.9 _bin/cxx-opt+nopool/osh mut+alloc
198 157 40 66.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 58 29 73.1 osh-native-souffle mut+alloc
95 55 40 75.1 osh-native-souffle mut+alloc+free
132 97 35 51.0 osh-native-souffle mut+alloc+free+gc
138 122 16 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 2.9 bash -
8 8 0 3.1 zsh -
5 5 0 11.8 bumpleak/osh mut
7 7 0 11.5 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.0 osh-native mut+alloc
8 4 4 10.0 osh-native mut+alloc+free
9 4 4 8.7 osh-native mut+alloc+free+gc
9 3 6 8.5 osh-native mut+alloc+free+gc+exit
11 7 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 7 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 0 7 9.6 osh-native-souffle mut+alloc
7 7 0 9.7 osh-native-souffle mut+alloc+free
10 10 0 7.7 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
11 10 0 1.6 dash -
28 28 0 2.9 bash -
24 8 16 3.3 zsh -
18 14 5 31.9 bumpleak/osh mut
25 25 0 31.4 _bin/cxx-opt+bumproot/osh mut
27 27 0 32.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.3 osh-native mut+alloc
37 29 8 26.6 osh-native mut+alloc+free
27 27 0 8.0 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
53 38 15 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 36 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 18 11 26.0 osh-native-souffle mut+alloc
30 26 4 26.2 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
22 21 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 69 4 3.1 bash -
169 112 56 55.9 bumpleak/osh mut
181 109 72 54.9 _bin/cxx-opt+bumproot/osh mut
195 131 64 55.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 129 81 47.4 osh-native mut+alloc
215 139 76 49.0 osh-native mut+alloc+free
181 126 55 8.5 osh-native mut+alloc+free+gc
182 129 53 8.8 osh-native mut+alloc+free+gc+exit
232 156 76 62.9 _bin/cxx-opt+nopool/osh mut+alloc
208 152 56 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
201 133 68 46.9 osh-native-souffle mut+alloc
208 141 67 48.6 osh-native-souffle mut+alloc+free
173 113 60 8.1 osh-native-souffle mut+alloc+free+gc
173 137 36 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 8 1 3.5 dash -
19 11 9 4.3 bash -
18 9 10 3.5 zsh -
18 10 8 11.3 bumpleak/osh mut
20 6 15 12.6 _bin/cxx-opt+bumproot/osh mut
21 17 5 13.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 13 9 11.1 osh-native mut+alloc
22 11 11 11.1 osh-native mut+alloc+free
22 17 6 9.2 osh-native mut+alloc+free+gc
22 17 6 9.2 osh-native mut+alloc+free+gc+exit
24 15 10 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 23 2 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 6 14 10.6 osh-native-souffle mut+alloc
21 19 3 10.7 osh-native-souffle mut+alloc+free
20 15 6 8.5 osh-native-souffle mut+alloc+free+gc
21 16 5 8.8 osh-native-souffle mut+alloc+free+gc+exit