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 17.7 476,751 1,282 6 406,604 5 203,302 osh-native
parse.configure-cpython 34 4 11 12.0 17.6 476,751 1,282 6 406,200 5 203,100 osh-native-souffle
parse.configure-coreutils 147 24 61 44.5 49.7 1,653,339 4,764 12 1,025,526 6 764,306 osh-native
parse.configure-coreutils 140 26 65 44.5 49.4 1,653,338 4,764 12 1,025,396 6 764,241 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,942 180 2 75,030 1 37,515 osh-native
parse.abuild 9 1 2 2.4 8.0 101,942 180 3 87,092 1 43,546 osh-native-souffle
ex.compute-fib 29 0 1 2.2 8.1 579,606 22,608 12 50,000 0 2,919 osh-native
ex.compute-fib 21 0 2 2.2 7.6 579,606 22,608 12 50,000 0 2,858 osh-native-souffle
ex.bashcomp-parse-help 182 0 3 10.9 8.9 1,017,204 15,258 21 50,000 0 3,900 osh-native
ex.bashcomp-parse-help 176 0 4 10.9 8.3 1,017,203 15,258 21 50,000 0 3,851 osh-native-souffle
ex.abuild-print-help 33 1 3 2.8 9.2 116,318 277 3 85,248 1 42,624 osh-native
ex.abuild-print-help 22 1 2 2.8 8.7 116,318 277 3 85,124 1 42,562 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 -
23 21 2 3.0 bash -
101 53 55 3.4 zsh -
16 14 2 29.1 bumpleak/osh mut
19 16 3 29.3 _bin/cxx-opt+bumproot/osh mut
22 19 3 29.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 23 6 25.0 osh-native mut+alloc
31 17 15 25.7 osh-native mut+alloc+free
36 30 6 17.7 osh-native mut+alloc+free+gc
38 31 7 18.0 osh-native mut+alloc+free+gc+exit
42 28 14 32.4 _bin/cxx-opt+nopool/osh mut+alloc
47 37 10 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 19 7 24.8 osh-native-souffle mut+alloc
28 21 7 25.4 osh-native-souffle mut+alloc+free
34 23 11 17.6 osh-native-souffle mut+alloc+free+gc
34 28 6 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 21 1 1.6 dash -
77 75 2 3.1 bash -
365 185 201 3.4 zsh -
50 41 9 85.0 bumpleak/osh mut
60 51 9 85.7 _bin/cxx-opt+bumproot/osh mut
71 62 9 86.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 69 28 73.5 osh-native mut+alloc
105 78 27 75.4 osh-native mut+alloc+free
147 121 26 49.7 osh-native mut+alloc+free+gc
151 128 23 50.5 osh-native mut+alloc+free+gc+exit
139 92 47 99.0 _bin/cxx-opt+nopool/osh mut+alloc
204 173 31 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
85 51 35 73.2 osh-native-souffle mut+alloc
96 64 32 74.8 osh-native-souffle mut+alloc+free
140 120 20 49.4 osh-native-souffle mut+alloc+free+gc
142 117 25 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 1 1 1.4 dash -
5 4 1 3.0 bash -
8 5 3 3.3 zsh -
6 2 4 11.2 bumpleak/osh mut
7 3 4 11.1 _bin/cxx-opt+bumproot/osh mut
7 5 2 11.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 3 5 10.0 osh-native mut+alloc
9 5 4 10.0 osh-native mut+alloc+free
9 6 3 8.5 osh-native mut+alloc+free+gc
9 8 1 8.5 osh-native mut+alloc+free+gc+exit
12 6 6 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 10 2 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 1 7 9.8 osh-native-souffle mut+alloc+free
9 6 3 8.0 osh-native-souffle mut+alloc+free+gc
9 7 2 8.1 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 9 1 1.4 dash -
29 28 1 2.9 bash -
23 17 6 3.3 zsh -
18 13 5 31.6 bumpleak/osh mut
26 22 4 33.1 _bin/cxx-opt+bumproot/osh mut
29 24 5 32.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 28 9 26.3 osh-native mut+alloc
38 28 10 26.5 osh-native mut+alloc+free
29 28 1 8.1 osh-native mut+alloc+free+gc
28 25 3 8.0 osh-native mut+alloc+free+gc+exit
54 34 20 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 35 2 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 21 9 25.8 osh-native-souffle mut+alloc
31 18 13 26.2 osh-native-souffle mut+alloc+free
21 17 4 7.6 osh-native-souffle mut+alloc+free+gc
22 21 1 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
72 67 5 3.1 bash -
165 111 54 56.0 bumpleak/osh mut
180 119 61 57.7 _bin/cxx-opt+bumproot/osh mut
196 131 64 57.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
215 131 84 48.9 osh-native mut+alloc
221 154 68 50.6 osh-native mut+alloc+free
182 134 48 8.9 osh-native mut+alloc+free+gc
183 133 50 8.8 osh-native mut+alloc+free+gc+exit
232 158 74 64.6 _bin/cxx-opt+nopool/osh mut+alloc
210 160 50 10.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
202 127 75 48.2 osh-native-souffle mut+alloc
213 135 78 50.0 osh-native-souffle mut+alloc+free
176 115 61 8.3 osh-native-souffle mut+alloc+free+gc
173 128 45 8.5 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 3 7 3.5 dash -
19 10 10 4.5 bash -
17 8 10 3.5 zsh -
17 7 11 11.4 bumpleak/osh mut
19 10 9 12.1 _bin/cxx-opt+bumproot/osh mut
21 9 12 13.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 9 13 11.0 osh-native mut+alloc
22 11 11 11.3 osh-native mut+alloc+free
33 14 20 9.2 osh-native mut+alloc+free+gc
22 11 11 9.2 osh-native mut+alloc+free+gc+exit
24 11 13 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 13 13 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
19 9 11 10.5 osh-native-souffle mut+alloc
21 8 13 10.9 osh-native-souffle mut+alloc+free
22 13 10 8.7 osh-native-souffle mut+alloc+free+gc
22 11 12 8.8 osh-native-souffle mut+alloc+free+gc+exit