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 37 4 10 12.0 18.1 476,772 1,282 6 406,624 5 203,312 osh-native
parse.configure-cpython 33 4 10 12.0 17.6 476,772 1,282 6 406,614 5 203,307 osh-native-souffle
parse.configure-coreutils 142 22 57 44.5 49.8 1,653,360 4,764 12 1,025,546 6 764,316 osh-native
parse.configure-coreutils 138 24 61 44.5 49.4 1,653,359 4,764 12 1,025,536 6 764,311 osh-native-souffle
parse.abuild 9 1 1 2.6 8.7 101,963 180 2 75,050 1 37,525 osh-native
parse.abuild 8 1 1 2.6 8.1 101,963 180 2 75,040 1 37,520 osh-native-souffle
ex.compute-fib 28 0 1 2.2 8.0 579,726 22,608 12 50,000 0 2,928 osh-native
ex.compute-fib 21 0 1 2.2 7.7 579,726 22,608 12 50,000 0 2,923 osh-native-souffle
ex.bashcomp-parse-help 184 0 4 11.1 8.8 1,021,043 15,258 22 50,000 0 3,917 osh-native
ex.bashcomp-parse-help 177 0 4 11.1 8.5 1,021,042 15,258 22 50,000 0 3,917 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 8.9 116,361 277 3 85,266 1 42,633 osh-native
ex.abuild-print-help 20 1 2 2.8 8.7 116,361 277 3 85,256 1 42,628 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
6 5 1 1.6 dash -
23 22 1 2.9 bash -
102 51 57 3.4 zsh -
16 13 3 29.2 bumpleak/osh mut
20 15 5 29.9 _bin/cxx-opt+bumproot/osh mut
22 18 4 29.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 19 10 25.3 osh-native mut+alloc
32 21 11 25.7 osh-native mut+alloc+free
37 24 13 18.1 osh-native mut+alloc+free+gc
36 28 8 18.2 osh-native mut+alloc+free+gc+exit
42 25 17 32.5 _bin/cxx-opt+nopool/osh mut+alloc
48 40 8 22.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 17 10 24.8 osh-native-souffle mut+alloc
28 13 15 25.3 osh-native-souffle mut+alloc+free
33 26 7 17.6 osh-native-souffle mut+alloc+free+gc
33 26 7 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 20 1 1.6 dash -
78 77 1 3.3 bash -
369 202 189 3.5 zsh -
50 41 9 84.3 bumpleak/osh mut
61 54 7 84.8 _bin/cxx-opt+bumproot/osh mut
69 60 9 85.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 65 31 73.5 osh-native mut+alloc
103 78 25 75.3 osh-native mut+alloc+free
142 121 21 49.8 osh-native mut+alloc+free+gc
148 128 20 50.5 osh-native mut+alloc+free+gc+exit
137 96 41 99.0 _bin/cxx-opt+nopool/osh mut+alloc
203 172 31 66.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 54 34 73.1 osh-native-souffle mut+alloc
96 60 35 75.0 osh-native-souffle mut+alloc+free
138 116 22 49.4 osh-native-souffle mut+alloc+free+gc
150 122 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 1 1 1.4 dash -
5 4 1 3.0 bash -
7 4 3 3.3 zsh -
6 3 2 10.3 bumpleak/osh mut
7 3 4 12.8 _bin/cxx-opt+bumproot/osh mut
7 3 4 11.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 3 6 10.0 osh-native mut+alloc
9 5 4 10.1 osh-native mut+alloc+free
9 5 4 8.7 osh-native mut+alloc+free+gc
9 8 1 8.5 osh-native mut+alloc+free+gc+exit
12 5 7 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 10 2 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 3 9.8 osh-native-souffle mut+alloc
8 6 2 9.7 osh-native-souffle mut+alloc+free
8 5 4 8.1 osh-native-souffle mut+alloc+free+gc
8 4 4 8.4 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 9 1 1.4 dash -
28 26 2 3.0 bash -
23 16 7 3.3 zsh -
18 14 4 31.7 bumpleak/osh mut
26 23 4 33.0 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 30 6 26.2 osh-native mut+alloc
38 28 9 26.6 osh-native mut+alloc+free
28 26 2 8.0 osh-native mut+alloc+free+gc
29 28 1 8.0 osh-native mut+alloc+free+gc+exit
53 35 18 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 35 2 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 16 14 26.0 osh-native-souffle mut+alloc
31 19 12 26.2 osh-native-souffle mut+alloc+free
21 20 1 7.7 osh-native-souffle mut+alloc+free+gc
21 18 3 7.7 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 70 3 3.3 bash -
168 119 49 57.4 bumpleak/osh mut
183 130 53 57.5 _bin/cxx-opt+bumproot/osh mut
195 130 65 57.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
215 135 80 48.9 osh-native mut+alloc
221 146 75 50.8 osh-native mut+alloc+free
184 129 55 8.8 osh-native mut+alloc+free+gc
183 129 54 8.8 osh-native mut+alloc+free+gc+exit
232 138 94 64.5 _bin/cxx-opt+nopool/osh mut+alloc
210 156 54 10.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
207 129 78 48.5 osh-native-souffle mut+alloc
212 132 80 50.3 osh-native-souffle mut+alloc+free
177 127 50 8.5 osh-native-souffle mut+alloc+free+gc
176 134 42 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
9 3 6 3.5 dash -
19 12 7 4.5 bash -
17 6 12 3.5 zsh -
19 9 11 13.0 bumpleak/osh mut
19 11 9 13.6 _bin/cxx-opt+bumproot/osh mut
19 9 11 12.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
26 12 16 11.1 osh-native mut+alloc
22 12 11 11.1 osh-native mut+alloc+free
22 12 10 8.9 osh-native mut+alloc+free+gc
22 11 12 9.2 osh-native mut+alloc+free+gc+exit
24 13 11 12.8 _bin/cxx-opt+nopool/osh mut+alloc
24 14 11 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 9 11 10.7 osh-native-souffle mut+alloc
20 9 12 10.7 osh-native-souffle mut+alloc+free
20 11 10 8.7 osh-native-souffle mut+alloc+free+gc
21 12 9 8.5 osh-native-souffle mut+alloc+free+gc+exit