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 3 9 12.0 17.8 476,755 1,282 6 406,612 5 203,306 osh-native
parse.configure-cpython 34 5 11 12.0 17.6 476,755 1,282 6 406,208 5 203,104 osh-native-souffle
parse.configure-coreutils 159 27 71 44.5 49.7 1,653,343 4,764 12 1,025,534 6 764,310 osh-native
parse.configure-coreutils 142 24 65 44.5 49.3 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 8.1 579,610 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 183 0 3 10.3 8.8 995,292 15,258 21 50,000 0 3,905 osh-native
ex.bashcomp-parse-help 176 0 3 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 21 1 2 2.8 8.8 116,322 277 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
6 6 0 1.6 dash -
24 19 4 3.1 bash -
105 59 53 3.4 zsh -
17 17 0 29.2 bumpleak/osh mut
20 15 5 28.7 _bin/cxx-opt+bumproot/osh mut
23 15 8 28.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 15 15 25.2 osh-native mut+alloc
34 17 17 25.8 osh-native mut+alloc+free
35 31 4 17.8 osh-native mut+alloc+free+gc
37 29 8 18.1 osh-native mut+alloc+free+gc+exit
44 24 20 32.5 _bin/cxx-opt+nopool/osh mut+alloc
50 38 11 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 22 4 24.8 osh-native-souffle mut+alloc
29 12 16 25.3 osh-native-souffle mut+alloc+free
34 30 4 17.6 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 74 4 3.1 bash -
375 235 161 3.5 zsh -
48 36 12 85.8 bumpleak/osh mut
62 42 19 84.6 _bin/cxx-opt+bumproot/osh mut
70 58 12 85.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 58 39 73.5 osh-native mut+alloc
105 62 43 75.2 osh-native mut+alloc+free
159 138 20 49.7 osh-native mut+alloc+free+gc
161 136 24 50.4 osh-native mut+alloc+free+gc+exit
140 112 28 97.4 _bin/cxx-opt+nopool/osh mut+alloc
219 199 20 68.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 64 24 73.1 osh-native-souffle mut+alloc
97 62 35 75.0 osh-native-souffle mut+alloc+free
142 122 20 49.3 osh-native-souffle mut+alloc+free+gc
148 124 24 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 3 3 2.9 bash -
8 8 0 3.3 zsh -
6 6 0 10.3 bumpleak/osh mut
7 7 0 12.0 _bin/cxx-opt+bumproot/osh mut
7 4 4 12.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 0 9 9.8 osh-native mut+alloc
9 9 0 10.0 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 4 8 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 9.7 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 9 0 8.0 osh-native-souffle mut+alloc+free+gc
9 9 0 7.9 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 29 0 2.9 bash -
24 16 8 3.3 zsh -
18 14 5 32.2 bumpleak/osh mut
26 26 0 32.5 _bin/cxx-opt+bumproot/osh mut
28 28 0 32.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 28 8 26.5 osh-native mut+alloc
38 29 8 26.5 osh-native mut+alloc+free
28 28 0 8.1 osh-native mut+alloc+free+gc
28 27 0 8.0 osh-native mut+alloc+free+gc+exit
55 27 27 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 17 13 26.1 osh-native-souffle mut+alloc
31 27 4 26.2 osh-native-souffle mut+alloc+free
22 17 4 7.5 osh-native-souffle mut+alloc+free+gc
22 18 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 73 0 3.1 bash -
167 107 59 55.6 bumpleak/osh mut
183 119 64 56.2 _bin/cxx-opt+bumproot/osh mut
196 144 52 56.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 145 69 47.3 osh-native mut+alloc
221 153 68 49.0 osh-native mut+alloc+free
183 111 72 8.8 osh-native mut+alloc+free+gc
183 123 59 8.9 osh-native mut+alloc+free+gc+exit
235 137 97 62.8 _bin/cxx-opt+nopool/osh mut+alloc
215 159 56 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 134 71 46.7 osh-native-souffle mut+alloc
210 139 71 48.7 osh-native-souffle mut+alloc+free
176 128 48 8.3 osh-native-souffle mut+alloc+free+gc
176 104 72 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 3.5 dash -
20 20 0 4.5 bash -
18 9 10 3.4 zsh -
19 15 5 12.4 bumpleak/osh mut
21 11 10 12.6 _bin/cxx-opt+bumproot/osh mut
21 13 8 13.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 8 14 11.1 osh-native mut+alloc
23 21 3 11.1 osh-native mut+alloc+free
23 16 7 9.0 osh-native mut+alloc+free+gc
24 16 9 9.0 osh-native mut+alloc+free+gc+exit
25 15 10 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 12 14 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 12 9 10.6 osh-native-souffle mut+alloc
21 11 11 10.6 osh-native-souffle mut+alloc+free
21 10 11 8.8 osh-native-souffle mut+alloc+free+gc
22 16 7 8.8 osh-native-souffle mut+alloc+free+gc+exit