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 12.1 18.0 476,737 1,282 6 409,280 5 204,640 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,737 1,282 6 408,780 5 204,390 osh-native-souffle
parse.configure-coreutils 161 24 76 41.1 45.8 1,653,325 4,764 12 1,591,962 7 795,981 osh-native
parse.configure-coreutils 135 22 59 44.6 49.5 1,653,324 4,764 12 1,030,664 6 769,416 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,928 180 2 75,252 1 37,626 osh-native
parse.abuild 8 1 1 2.6 8.3 101,928 180 2 75,122 1 37,561 osh-native-souffle
ex.compute-fib 28 0 2 2.4 7.9 584,193 22,608 12 50,000 0 2,903 osh-native
ex.compute-fib 22 0 1 2.4 7.6 584,193 22,608 12 50,000 0 2,841 osh-native-souffle
ex.bashcomp-parse-help 180 0 4 10.3 8.7 995,274 12,911 21 50,000 0 3,891 osh-native
ex.bashcomp-parse-help 174 0 3 10.3 8.4 995,273 12,911 21 50,000 0 3,831 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,343 270 3 85,488 1 42,744 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,343 270 3 85,364 1 42,682 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 1.6 dash -
23 19 4 2.9 bash -
105 66 45 3.4 zsh -
16 16 0 29.0 bumpleak/osh mut
19 11 8 28.4 _bin/cxx-opt+bumproot/osh mut
22 22 0 29.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 7 22 25.2 osh-native mut+alloc
31 23 8 25.7 osh-native mut+alloc+free
36 36 0 18.0 osh-native mut+alloc+free+gc
37 32 4 18.2 osh-native mut+alloc+free+gc+exit
43 38 4 32.7 _bin/cxx-opt+nopool/osh mut+alloc
47 43 4 22.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 13 13 24.8 osh-native-souffle mut+alloc
28 20 8 25.4 osh-native-souffle mut+alloc+free
32 27 4 17.6 osh-native-souffle mut+alloc+free+gc
33 28 4 17.8 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 21 0 1.6 dash -
78 70 8 3.3 bash -
376 200 196 3.4 zsh -
48 33 15 85.3 bumpleak/osh mut
58 46 12 85.7 _bin/cxx-opt+bumproot/osh mut
69 56 12 85.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 64 32 73.4 osh-native mut+alloc
104 81 23 75.4 osh-native mut+alloc+free
161 152 8 45.8 osh-native mut+alloc+free+gc
159 151 8 46.0 osh-native mut+alloc+free+gc+exit
138 94 43 99.4 _bin/cxx-opt+nopool/osh mut+alloc
215 190 24 61.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 59 28 73.0 osh-native-souffle mut+alloc
96 64 32 74.9 osh-native-souffle mut+alloc+free
135 123 12 49.5 osh-native-souffle mut+alloc+free+gc
137 114 23 50.3 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 3.0 bash -
8 4 4 3.3 zsh -
5 5 0 11.6 bumpleak/osh mut
6 6 0 12.5 _bin/cxx-opt+bumproot/osh mut
7 3 3 12.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.1 osh-native mut+alloc
8 8 0 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 5 5 8.5 osh-native mut+alloc+free+gc+exit
12 4 8 11.6 _bin/cxx-opt+nopool/osh mut+alloc
11 6 6 9.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 7 0 9.6 osh-native-souffle mut+alloc
8 4 4 9.6 osh-native-souffle mut+alloc+free
8 0 8 8.3 osh-native-souffle mut+alloc+free+gc
8 8 0 8.4 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 7 3 1.6 dash -
29 24 4 3.0 bash -
24 20 4 3.1 zsh -
18 13 4 31.5 bumpleak/osh mut
25 25 0 32.4 _bin/cxx-opt+bumproot/osh mut
27 23 4 32.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 32 4 26.2 osh-native mut+alloc
38 22 15 26.6 osh-native mut+alloc+free
28 28 0 7.9 osh-native mut+alloc+free+gc
28 27 0 8.0 osh-native mut+alloc+free+gc+exit
53 23 30 36.7 _bin/cxx-opt+nopool/osh mut+alloc
36 36 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 15 15 25.8 osh-native-souffle mut+alloc
31 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 7.7 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 -
169 104 64 55.9 bumpleak/osh mut
181 125 56 55.5 _bin/cxx-opt+bumproot/osh mut
193 133 60 56.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 124 88 46.9 osh-native mut+alloc
220 152 68 48.7 osh-native mut+alloc+free
180 104 76 8.7 osh-native mut+alloc+free+gc
181 142 39 8.8 osh-native mut+alloc+free+gc+exit
231 151 79 63.8 _bin/cxx-opt+nopool/osh mut+alloc
208 136 72 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 127 76 46.7 osh-native-souffle mut+alloc
210 139 71 48.3 osh-native-souffle mut+alloc+free
174 134 40 8.4 osh-native-souffle mut+alloc+free+gc
175 119 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
9 4 5 3.5 dash -
20 18 3 4.5 bash -
18 17 1 3.5 zsh -
17 12 6 13.1 bumpleak/osh mut
20 9 12 12.6 _bin/cxx-opt+bumproot/osh mut
21 11 10 13.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 12 11 11.1 osh-native mut+alloc
22 18 4 11.0 osh-native mut+alloc+free
22 13 10 9.0 osh-native mut+alloc+free+gc
22 6 16 9.2 osh-native mut+alloc+free+gc+exit
24 5 20 12.6 _bin/cxx-opt+nopool/osh mut+alloc
24 20 5 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 12 8 10.5 osh-native-souffle mut+alloc
21 17 5 10.7 osh-native-souffle mut+alloc+free
21 15 6 8.7 osh-native-souffle mut+alloc+free+gc
21 20 2 8.5 osh-native-souffle mut+alloc+free+gc+exit