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 18.0 476,751 1,282 6 406,604 5 203,302 osh-native
parse.configure-cpython 33 4 10 12.0 17.7 476,751 1,282 6 406,200 5 203,100 osh-native-souffle
parse.configure-coreutils 151 24 65 44.5 49.8 1,653,339 4,764 12 1,025,526 6 764,306 osh-native
parse.configure-coreutils 140 24 63 44.5 49.5 1,653,338 4,764 12 1,025,396 6 764,241 osh-native-souffle
parse.abuild 9 1 1 2.6 8.7 101,942 180 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 28 0 2 2.1 8.0 579,606 22,608 12 50,000 0 2,919 osh-native
ex.compute-fib 21 0 1 2.1 7.6 579,606 22,608 12 50,000 0 2,858 osh-native-souffle
ex.bashcomp-parse-help 182 0 4 10.8 8.8 1,006,008 15,258 21 50,000 0 3,919 osh-native
ex.bashcomp-parse-help 173 0 3 10.8 8.4 1,006,007 15,258 21 50,000 0 3,842 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,318 277 3 85,248 1 42,624 osh-native
ex.abuild-print-help 20 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 23 0 3.1 bash -
105 49 63 3.3 zsh -
17 12 4 29.6 bumpleak/osh mut
19 19 0 30.0 _bin/cxx-opt+bumproot/osh mut
22 15 7 30.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 29 0 25.2 osh-native mut+alloc
31 12 19 25.8 osh-native mut+alloc+free
36 28 8 18.0 osh-native mut+alloc+free+gc
37 32 4 18.1 osh-native mut+alloc+free+gc+exit
44 32 12 32.2 _bin/cxx-opt+nopool/osh mut+alloc
48 35 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 18 9 24.8 osh-native-souffle mut+alloc
28 20 8 25.4 osh-native-souffle mut+alloc+free
33 24 8 17.7 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
21 17 4 1.6 dash -
77 77 0 3.3 bash -
377 185 213 3.5 zsh -
49 41 7 84.1 bumpleak/osh mut
59 55 4 86.2 _bin/cxx-opt+bumproot/osh mut
70 66 4 85.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
95 59 36 73.5 osh-native mut+alloc
103 47 55 75.5 osh-native mut+alloc+free
151 139 12 49.8 osh-native mut+alloc+free+gc
152 120 32 50.5 osh-native mut+alloc+free+gc+exit
141 92 48 97.7 _bin/cxx-opt+nopool/osh mut+alloc
205 177 28 67.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
86 49 37 73.1 osh-native-souffle mut+alloc
97 64 32 75.0 osh-native-souffle mut+alloc+free
140 116 24 49.5 osh-native-souffle mut+alloc+free+gc
143 122 20 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 3 3 2.9 bash -
8 0 7 3.3 zsh -
6 0 6 10.9 bumpleak/osh mut
7 7 0 11.7 _bin/cxx-opt+bumproot/osh mut
7 0 7 11.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.0 osh-native mut+alloc
8 8 0 10.2 osh-native mut+alloc+free
9 9 0 8.7 osh-native mut+alloc+free+gc
9 4 4 8.5 osh-native mut+alloc+free+gc+exit
12 4 8 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.6 osh-native-souffle mut+alloc
8 8 0 9.7 osh-native-souffle mut+alloc+free
9 4 4 8.0 osh-native-souffle mut+alloc+free+gc
9 4 4 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 -
27 27 0 3.0 bash -
23 19 4 3.1 zsh -
20 16 4 32.4 bumpleak/osh mut
26 22 4 32.2 _bin/cxx-opt+bumproot/osh mut
28 23 5 32.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.3 osh-native mut+alloc
37 15 22 26.6 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
28 27 0 8.1 osh-native mut+alloc+free+gc+exit
55 43 12 35.9 _bin/cxx-opt+nopool/osh mut+alloc
38 34 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 25 4 25.8 osh-native-souffle mut+alloc
30 19 11 26.0 osh-native-souffle mut+alloc+free
21 18 4 7.6 osh-native-souffle mut+alloc+free+gc
22 21 0 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
71 63 8 3.1 bash -
165 116 48 55.7 bumpleak/osh mut
181 145 36 56.4 _bin/cxx-opt+bumproot/osh mut
198 146 53 58.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
215 138 77 48.2 osh-native mut+alloc
221 126 95 49.8 osh-native mut+alloc+free
182 106 75 8.8 osh-native mut+alloc+free+gc
177 121 56 8.8 osh-native mut+alloc+free+gc+exit
226 131 95 64.0 _bin/cxx-opt+nopool/osh mut+alloc
211 159 52 10.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
207 123 83 47.8 osh-native-souffle mut+alloc
212 128 84 49.6 osh-native-souffle mut+alloc+free
173 117 56 8.4 osh-native-souffle mut+alloc+free+gc
173 116 56 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 6 4 3.4 dash -
20 14 6 4.3 bash -
18 9 9 3.5 zsh -
19 12 7 12.1 bumpleak/osh mut
19 13 6 12.4 _bin/cxx-opt+bumproot/osh mut
20 11 9 12.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 19 3 11.0 osh-native mut+alloc
23 11 12 11.0 osh-native mut+alloc+free
22 10 12 9.0 osh-native mut+alloc+free+gc
23 16 8 9.0 osh-native mut+alloc+free+gc+exit
24 11 13 12.8 _bin/cxx-opt+nopool/osh mut+alloc
26 17 9 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 7 10.6 osh-native-souffle mut+alloc
20 10 11 10.7 osh-native-souffle mut+alloc+free
20 16 5 8.7 osh-native-souffle mut+alloc+free+gc
21 13 9 8.5 osh-native-souffle mut+alloc+free+gc+exit