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 3 10 12.0 17.8 476,755 1,282 6 406,612 5 203,306 osh-native
parse.configure-cpython 37 6 12 12.0 17.4 476,755 1,282 6 406,208 5 203,104 osh-native-souffle
parse.configure-coreutils 163 24 74 44.5 49.8 1,653,343 4,764 12 1,025,534 6 764,310 osh-native
parse.configure-coreutils 145 23 68 44.5 49.5 1,653,342 4,764 12 1,025,404 6 764,245 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,946 180 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 8.0 579,610 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 8.5 995,292 15,258 21 50,000 0 3,905 osh-native
ex.bashcomp-parse-help 176 0 4 10.3 8.1 995,291 15,258 21 50,000 0 3,848 osh-native-souffle
ex.abuild-print-help 22 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 4 4 1.6 dash -
24 23 0 3.0 bash -
104 55 55 3.4 zsh -
17 12 4 28.3 bumpleak/osh mut
20 19 0 30.0 _bin/cxx-opt+bumproot/osh mut
23 23 0 28.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 21 9 25.0 osh-native mut+alloc
32 11 21 25.6 osh-native mut+alloc+free
36 36 0 17.8 osh-native mut+alloc+free+gc
37 29 8 18.1 osh-native mut+alloc+free+gc+exit
44 12 32 32.0 _bin/cxx-opt+nopool/osh mut+alloc
49 49 0 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 12 24.9 osh-native-souffle mut+alloc
29 4 25 25.3 osh-native-souffle mut+alloc+free
37 37 0 17.4 osh-native-souffle mut+alloc+free+gc
34 34 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 1.4 dash -
78 74 4 3.1 bash -
378 204 197 3.4 zsh -
49 45 4 85.8 bumpleak/osh mut
64 56 8 86.0 _bin/cxx-opt+bumproot/osh mut
70 53 16 86.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 74 24 73.7 osh-native mut+alloc
108 92 16 75.2 osh-native mut+alloc+free
163 138 24 49.8 osh-native mut+alloc+free+gc
158 129 28 50.3 osh-native mut+alloc+free+gc+exit
141 96 44 99.0 _bin/cxx-opt+nopool/osh mut+alloc
234 190 44 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 61 28 73.1 osh-native-souffle mut+alloc
99 75 24 75.0 osh-native-souffle mut+alloc+free
145 121 24 49.5 osh-native-souffle mut+alloc+free+gc
157 129 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 6 0 2.9 bash -
8 8 0 3.3 zsh -
6 0 6 12.2 bumpleak/osh mut
7 7 0 10.8 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 0 9 10.0 osh-native mut+alloc
9 9 0 10.1 osh-native mut+alloc+free
9 6 3 8.5 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 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.6 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 5 5 8.0 osh-native-souffle mut+alloc+free+gc
10 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 -
29 25 4 3.0 bash -
24 8 16 3.3 zsh -
19 15 4 31.2 bumpleak/osh mut
27 26 0 32.5 _bin/cxx-opt+bumproot/osh mut
31 27 4 32.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 29 8 26.3 osh-native mut+alloc
38 25 13 26.5 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
28 24 4 7.9 osh-native mut+alloc+free+gc+exit
55 43 12 35.8 _bin/cxx-opt+nopool/osh mut+alloc
39 35 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 19 11 26.0 osh-native-souffle mut+alloc
32 19 12 26.3 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
21 21 0 7.3 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 -
167 103 63 54.6 bumpleak/osh mut
184 88 96 56.1 _bin/cxx-opt+bumproot/osh mut
197 134 63 55.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 109 105 47.4 osh-native mut+alloc
222 133 89 49.1 osh-native mut+alloc+free
182 139 44 8.5 osh-native mut+alloc+free+gc
183 135 48 8.9 osh-native mut+alloc+free+gc+exit
232 153 79 64.0 _bin/cxx-opt+nopool/osh mut+alloc
213 170 43 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 143 63 46.9 osh-native-souffle mut+alloc
213 170 43 48.6 osh-native-souffle mut+alloc+free
176 122 53 8.1 osh-native-souffle mut+alloc+free+gc
177 132 44 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
10 9 1 3.5 dash -
21 18 3 4.3 bash -
18 13 5 3.5 zsh -
18 7 11 11.2 bumpleak/osh mut
20 12 8 12.3 _bin/cxx-opt+bumproot/osh mut
22 17 6 13.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 17 5 11.0 osh-native mut+alloc
22 19 4 10.9 osh-native mut+alloc+free
22 16 7 9.0 osh-native mut+alloc+free+gc
23 15 9 8.9 osh-native mut+alloc+free+gc+exit
25 17 8 12.4 _bin/cxx-opt+nopool/osh mut+alloc
26 26 0 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 12 9 10.6 osh-native-souffle mut+alloc
22 14 8 10.9 osh-native-souffle mut+alloc+free
22 13 9 8.7 osh-native-souffle mut+alloc+free+gc
22 15 7 8.8 osh-native-souffle mut+alloc+free+gc+exit