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 18.0 476,755 1,282 6 406,612 5 203,306 osh-native
parse.configure-cpython 32 3 9 12.0 17.3 476,755 1,282 6 406,208 5 203,104 osh-native-souffle
parse.configure-coreutils 158 28 71 44.5 49.9 1,653,343 4,764 12 1,025,534 6 764,310 osh-native
parse.configure-coreutils 145 28 68 44.5 49.4 1,653,342 4,764 12 1,025,404 6 764,245 osh-native-souffle
parse.abuild 9 1 1 2.6 8.7 101,946 180 2 75,038 1 37,519 osh-native
parse.abuild 9 1 2 2.4 8.0 101,946 180 3 87,100 1 43,550 osh-native-souffle
ex.compute-fib 28 0 2 2.1 7.9 579,610 22,608 12 50,000 0 2,923 osh-native
ex.compute-fib 22 0 1 2.1 7.6 579,610 22,608 12 50,000 0 2,862 osh-native-souffle
ex.bashcomp-parse-help 182 0 4 10.3 8.9 995,292 15,258 21 50,000 0 3,905 osh-native
ex.bashcomp-parse-help 177 0 4 10.3 8.3 995,291 15,258 21 50,000 0 3,848 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.0 116,322 277 3 85,256 1 42,628 osh-native
ex.abuild-print-help 22 1 2 2.8 8.7 116,322 277 3 85,132 1 42,566 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
7 6 0 1.6 dash -
23 23 0 3.1 bash -
108 64 51 3.3 zsh -
16 7 10 29.6 bumpleak/osh mut
20 13 7 30.0 _bin/cxx-opt+bumproot/osh mut
23 15 8 28.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 8 21 25.3 osh-native mut+alloc
32 20 12 25.7 osh-native mut+alloc+free
36 28 8 18.0 osh-native mut+alloc+free+gc
37 33 4 18.1 osh-native mut+alloc+free+gc+exit
45 34 11 32.2 _bin/cxx-opt+nopool/osh mut+alloc
47 35 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 22 4 24.6 osh-native-souffle mut+alloc
30 22 7 25.2 osh-native-souffle mut+alloc+free
32 21 11 17.3 osh-native-souffle mut+alloc+free+gc
33 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
22 18 4 1.6 dash -
78 78 0 3.1 bash -
404 282 145 3.5 zsh -
49 41 8 84.3 bumpleak/osh mut
61 49 12 84.6 _bin/cxx-opt+bumproot/osh mut
73 57 16 85.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 81 16 73.6 osh-native mut+alloc
109 62 47 75.0 osh-native mut+alloc+free
158 129 28 49.9 osh-native mut+alloc+free+gc
160 136 24 50.4 osh-native mut+alloc+free+gc+exit
140 80 60 97.6 _bin/cxx-opt+nopool/osh mut+alloc
232 200 32 68.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 64 24 73.3 osh-native-souffle mut+alloc
97 52 44 75.0 osh-native-souffle mut+alloc+free
145 113 32 49.4 osh-native-souffle mut+alloc+free+gc
144 123 20 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 1.3 dash -
6 6 0 2.9 bash -
8 4 4 3.3 zsh -
6 6 0 10.9 bumpleak/osh mut
6 6 0 12.7 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 9 0 10.2 osh-native mut+alloc
9 3 6 10.1 osh-native mut+alloc+free
9 9 0 8.7 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 0 8 10.0 osh-native-souffle mut+alloc+free
9 4 4 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
11 7 4 1.4 dash -
29 29 0 3.0 bash -
24 16 8 3.3 zsh -
19 15 4 32.1 bumpleak/osh mut
27 15 11 33.0 _bin/cxx-opt+bumproot/osh mut
29 26 4 31.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 24 12 26.3 osh-native mut+alloc
37 33 4 26.6 osh-native mut+alloc+free
28 24 4 7.9 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
55 50 4 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 15 15 26.0 osh-native-souffle mut+alloc
31 18 13 26.2 osh-native-souffle mut+alloc+free
22 22 0 7.6 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
74 66 8 3.1 bash -
169 110 59 54.0 bumpleak/osh mut
183 147 36 55.1 _bin/cxx-opt+bumproot/osh mut
198 138 59 55.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 144 68 47.3 osh-native mut+alloc
223 151 72 48.9 osh-native mut+alloc+free
182 150 32 8.9 osh-native mut+alloc+free+gc
183 110 73 8.5 osh-native mut+alloc+free+gc+exit
235 143 91 63.8 _bin/cxx-opt+nopool/osh mut+alloc
211 131 80 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
213 154 59 46.8 osh-native-souffle mut+alloc
216 128 88 48.5 osh-native-souffle mut+alloc+free
177 121 56 8.3 osh-native-souffle mut+alloc+free+gc
176 120 56 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 4 6 3.4 dash -
22 14 9 4.5 bash -
18 12 7 3.5 zsh -
19 6 13 12.9 bumpleak/osh mut
23 14 9 13.5 _bin/cxx-opt+bumproot/osh mut
21 15 7 12.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 14 9 11.1 osh-native mut+alloc
24 19 6 11.0 osh-native mut+alloc+free
23 16 8 9.0 osh-native mut+alloc+free+gc
23 18 5 8.9 osh-native mut+alloc+free+gc+exit
26 16 11 12.7 _bin/cxx-opt+nopool/osh mut+alloc
27 24 3 9.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 12 10 10.6 osh-native-souffle mut+alloc
23 23 0 10.7 osh-native-souffle mut+alloc+free
22 17 6 8.7 osh-native-souffle mut+alloc+free+gc
23 11 12 8.5 osh-native-souffle mut+alloc+free+gc+exit