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 4 10 12.0 18.0 476,752 1,282 6 406,326 5 203,163 osh-native
parse.configure-cpython 33 4 10 12.0 17.6 476,752 1,282 6 406,196 5 203,098 osh-native-souffle
parse.configure-coreutils 148 22 59 44.5 49.7 1,653,340 4,764 12 1,025,522 6 764,304 osh-native
parse.configure-coreutils 139 26 63 45.9 51.1 1,653,339 4,764 12 1,063,852 6 792,364 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,943 180 2 75,026 1 37,513 osh-native
parse.abuild 9 1 2 2.4 8.0 101,943 180 3 87,088 1 43,544 osh-native-souffle
ex.compute-fib 28 0 1 2.2 8.0 579,607 22,608 12 50,000 0 2,917 osh-native
ex.compute-fib 22 0 2 2.2 7.5 579,607 22,608 12 50,000 0 2,856 osh-native-souffle
ex.bashcomp-parse-help 183 0 3 10.3 8.5 995,289 15,258 21 50,000 0 3,899 osh-native
ex.bashcomp-parse-help 176 0 4 10.3 8.3 995,288 15,258 21 50,000 0 3,842 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,319 277 3 85,244 1 42,622 osh-native
ex.abuild-print-help 22 1 2 2.8 8.7 116,319 277 3 85,120 1 42,560 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 1.4 dash -
24 24 0 3.0 bash -
104 54 56 3.4 zsh -
16 12 4 28.0 bumpleak/osh mut
20 15 4 28.3 _bin/cxx-opt+bumproot/osh mut
22 22 0 30.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 25 4 25.0 osh-native mut+alloc
31 27 4 25.7 osh-native mut+alloc+free
35 19 15 18.0 osh-native mut+alloc+free+gc
36 24 12 18.0 osh-native mut+alloc+free+gc+exit
43 34 8 31.9 _bin/cxx-opt+nopool/osh mut+alloc
49 37 12 22.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 17 9 24.9 osh-native-souffle mut+alloc
28 16 12 25.3 osh-native-souffle mut+alloc+free
33 28 4 17.6 osh-native-souffle mut+alloc+free+gc
34 29 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
21 21 0 1.6 dash -
78 78 0 3.3 bash -
377 205 192 3.7 zsh -
49 34 15 84.7 bumpleak/osh mut
60 55 4 84.6 _bin/cxx-opt+bumproot/osh mut
69 49 20 85.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
95 71 24 73.4 osh-native mut+alloc
105 84 20 75.2 osh-native mut+alloc+free
148 120 28 49.7 osh-native mut+alloc+free+gc
149 141 8 50.6 osh-native mut+alloc+free+gc+exit
138 93 44 97.7 _bin/cxx-opt+nopool/osh mut+alloc
206 179 28 67.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
86 57 29 73.0 osh-native-souffle mut+alloc
95 75 20 74.8 osh-native-souffle mut+alloc+free
139 103 36 51.1 osh-native-souffle mut+alloc+free+gc
145 117 28 50.1 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 3 3 3.0 bash -
8 8 0 3.4 zsh -
6 0 6 11.0 bumpleak/osh mut
7 7 0 11.5 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.1 osh-native mut+alloc
8 0 8 10.2 osh-native mut+alloc+free
9 3 6 8.5 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
11 0 11 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.6 osh-native-souffle mut+alloc
8 0 8 9.8 osh-native-souffle mut+alloc+free
9 9 0 8.0 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 10 0 1.4 dash -
28 28 0 3.0 bash -
24 16 8 3.3 zsh -
18 17 0 30.7 bumpleak/osh mut
25 17 8 32.1 _bin/cxx-opt+bumproot/osh mut
27 15 12 32.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
35 23 12 26.3 osh-native mut+alloc
36 28 8 26.5 osh-native mut+alloc+free
28 27 0 8.0 osh-native mut+alloc+free+gc
27 23 4 8.1 osh-native mut+alloc+free+gc+exit
54 38 15 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 18 11 26.0 osh-native-souffle mut+alloc
31 23 8 26.3 osh-native-souffle mut+alloc+free
22 22 0 7.5 osh-native-souffle mut+alloc+free+gc
22 17 4 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 65 8 3.1 bash -
167 138 28 54.3 bumpleak/osh mut
182 107 75 56.5 _bin/cxx-opt+bumproot/osh mut
194 122 71 56.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 113 100 47.3 osh-native mut+alloc
220 144 76 49.0 osh-native mut+alloc+free
183 107 75 8.5 osh-native mut+alloc+free+gc
182 135 48 8.8 osh-native mut+alloc+free+gc+exit
234 145 89 63.0 _bin/cxx-opt+nopool/osh mut+alloc
211 127 84 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 144 60 46.9 osh-native-souffle mut+alloc
211 147 64 48.7 osh-native-souffle mut+alloc+free
176 116 60 8.3 osh-native-souffle mut+alloc+free+gc
174 134 40 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 4 5 3.4 dash -
19 13 6 4.5 bash -
17 17 1 3.4 zsh -
19 14 5 12.2 bumpleak/osh mut
21 13 9 13.4 _bin/cxx-opt+bumproot/osh mut
21 17 5 13.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 12 10 11.1 osh-native mut+alloc
22 11 11 11.3 osh-native mut+alloc+free
22 19 4 9.0 osh-native mut+alloc+free+gc
22 13 9 8.9 osh-native mut+alloc+free+gc+exit
25 12 13 12.6 _bin/cxx-opt+nopool/osh mut+alloc
24 19 6 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 6 14 10.7 osh-native-souffle mut+alloc
21 15 6 10.7 osh-native-souffle mut+alloc+free
22 16 6 8.7 osh-native-souffle mut+alloc+free+gc
22 13 9 8.5 osh-native-souffle mut+alloc+free+gc+exit