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 40 6 13 12.0 18.0 476,755 1,282 6 406,612 5 203,306 osh-native
parse.configure-cpython 36 5 12 12.0 17.6 476,755 1,282 6 406,208 5 203,104 osh-native-souffle
parse.configure-coreutils 173 28 86 44.5 49.8 1,653,343 4,764 12 1,025,534 6 764,310 osh-native
parse.configure-coreutils 161 28 82 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 8.4 101,946 180 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 29 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 7.5 579,610 22,608 12 50,000 0 2,862 osh-native-souffle
ex.bashcomp-parse-help 182 0 4 10.3 8.8 995,292 15,258 21 50,000 0 3,905 osh-native
ex.bashcomp-parse-help 176 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 8.9 116,322 277 3 85,256 1 42,628 osh-native
ex.abuild-print-help 21 1 2 2.8 8.4 116,322 277 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 1.4 dash -
24 23 0 3.1 bash -
106 51 62 3.4 zsh -
17 9 9 28.3 bumpleak/osh mut
21 20 0 29.1 _bin/cxx-opt+bumproot/osh mut
23 19 4 29.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 18 11 25.0 osh-native mut+alloc
32 20 12 25.7 osh-native mut+alloc+free
40 36 4 18.0 osh-native mut+alloc+free+gc
39 31 8 18.1 osh-native mut+alloc+free+gc+exit
45 32 12 32.2 _bin/cxx-opt+nopool/osh mut+alloc
57 45 12 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 19 8 24.8 osh-native-souffle mut+alloc
29 16 12 25.2 osh-native-souffle mut+alloc+free
36 24 12 17.6 osh-native-souffle mut+alloc+free+gc
36 20 16 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 74 4 3.3 bash -
381 217 186 3.5 zsh -
49 37 11 85.2 bumpleak/osh mut
60 44 16 86.4 _bin/cxx-opt+bumproot/osh mut
70 58 12 85.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 56 40 73.5 osh-native mut+alloc
105 68 36 75.1 osh-native mut+alloc+free
173 149 24 49.8 osh-native mut+alloc+free+gc
184 144 40 50.4 osh-native mut+alloc+free+gc+exit
141 105 36 99.2 _bin/cxx-opt+nopool/osh mut+alloc
220 200 20 68.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
90 70 20 73.0 osh-native-souffle mut+alloc
96 68 28 75.0 osh-native-souffle mut+alloc+free
161 137 24 49.4 osh-native-souffle mut+alloc+free+gc
168 141 27 50.0 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 2.9 bash -
8 8 0 3.3 zsh -
6 3 3 10.6 bumpleak/osh mut
7 0 7 11.1 _bin/cxx-opt+bumproot/osh mut
8 4 4 10.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 5 5 10.1 osh-native mut+alloc
9 4 4 10.2 osh-native mut+alloc+free
9 3 6 8.4 osh-native mut+alloc+free+gc
10 10 0 8.4 osh-native mut+alloc+free+gc+exit
12 12 0 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.6 osh-native-souffle mut+alloc
8 0 8 9.8 osh-native-souffle mut+alloc+free
9 5 5 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 11 0 1.3 dash -
29 28 0 3.0 bash -
24 16 8 3.3 zsh -
19 19 0 31.6 bumpleak/osh mut
26 22 4 31.8 _bin/cxx-opt+bumproot/osh mut
29 29 0 33.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 29 7 26.2 osh-native mut+alloc
39 31 8 26.6 osh-native mut+alloc+free
29 24 4 7.9 osh-native mut+alloc+free+gc
29 28 0 7.9 osh-native mut+alloc+free+gc+exit
56 43 12 35.7 _bin/cxx-opt+nopool/osh mut+alloc
37 26 11 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 19 12 26.0 osh-native-souffle mut+alloc
32 18 14 26.1 osh-native-souffle mut+alloc+free
22 18 4 7.5 osh-native-souffle mut+alloc+free+gc
23 19 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
74 66 8 3.1 bash -
171 134 36 54.9 bumpleak/osh mut
182 129 52 55.5 _bin/cxx-opt+bumproot/osh mut
198 149 48 56.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
216 150 65 47.3 osh-native mut+alloc
221 114 106 49.1 osh-native mut+alloc+free
182 126 55 8.8 osh-native mut+alloc+free+gc
183 115 68 8.9 osh-native mut+alloc+free+gc+exit
234 143 91 64.0 _bin/cxx-opt+nopool/osh mut+alloc
214 158 55 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 154 51 46.9 osh-native-souffle mut+alloc
213 142 71 48.5 osh-native-souffle mut+alloc+free
176 112 64 8.3 osh-native-souffle mut+alloc+free+gc
176 119 56 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 9 1 3.4 dash -
21 19 2 4.5 bash -
18 12 7 3.5 zsh -
18 11 8 11.9 bumpleak/osh mut
22 20 2 13.3 _bin/cxx-opt+bumproot/osh mut
22 20 3 14.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 21 0 11.1 osh-native mut+alloc
23 15 8 11.1 osh-native mut+alloc+free
23 15 8 8.9 osh-native mut+alloc+free+gc
24 16 9 8.9 osh-native mut+alloc+free+gc+exit
25 14 11 12.5 _bin/cxx-opt+nopool/osh mut+alloc
25 24 2 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 14 8 10.6 osh-native-souffle mut+alloc
22 11 12 10.7 osh-native-souffle mut+alloc+free
21 18 4 8.4 osh-native-souffle mut+alloc+free+gc
22 13 9 8.7 osh-native-souffle mut+alloc+free+gc+exit