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 17.8 476,751 1,282 6 406,604 5 203,302 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,751 1,282 6 406,200 5 203,100 osh-native-souffle
parse.configure-coreutils 153 24 66 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 49.4 1,653,338 4,764 12 1,025,396 6 764,241 osh-native-souffle
parse.abuild 9 1 1 2.6 8.4 101,942 180 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 2 2.1 8.0 579,606 22,608 12 50,000 0 2,919 osh-native
ex.compute-fib 22 0 1 2.1 7.6 579,606 22,608 12 50,000 0 2,858 osh-native-souffle
ex.bashcomp-parse-help 183 0 4 10.8 8.7 1,006,008 15,258 21 50,000 0 3,919 osh-native
ex.bashcomp-parse-help 177 0 3 10.8 8.1 1,006,007 15,258 21 50,000 0 3,842 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 8.9 116,318 277 3 85,248 1 42,624 osh-native
ex.abuild-print-help 21 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 3.0 bash -
107 63 51 3.4 zsh -
16 8 8 29.6 bumpleak/osh mut
20 16 4 30.0 _bin/cxx-opt+bumproot/osh mut
24 24 0 29.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 15 15 25.3 osh-native mut+alloc
31 23 8 25.6 osh-native mut+alloc+free
36 28 8 17.8 osh-native mut+alloc+free+gc
37 32 4 18.2 osh-native mut+alloc+free+gc+exit
43 27 16 32.3 _bin/cxx-opt+nopool/osh mut+alloc
48 37 11 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 26 0 24.8 osh-native-souffle mut+alloc
28 16 12 25.3 osh-native-souffle mut+alloc+free
32 24 8 17.6 osh-native-souffle mut+alloc+free+gc
33 18 14 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 21 0 1.4 dash -
78 77 0 3.3 bash -
378 211 189 3.7 zsh -
49 33 15 85.2 bumpleak/osh mut
61 53 8 85.5 _bin/cxx-opt+bumproot/osh mut
78 66 12 86.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 55 43 73.4 osh-native mut+alloc
106 77 28 75.4 osh-native mut+alloc+free
153 145 8 49.8 osh-native mut+alloc+free+gc
158 133 24 50.5 osh-native mut+alloc+free+gc+exit
138 110 28 99.3 _bin/cxx-opt+nopool/osh mut+alloc
205 176 28 67.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 48 40 73.1 osh-native-souffle mut+alloc
95 71 24 75.0 osh-native-souffle mut+alloc+free
140 112 28 49.4 osh-native-souffle mut+alloc+free+gc
139 131 8 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 6 0 11.7 bumpleak/osh mut
6 6 0 11.0 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 0 8 10.2 osh-native mut+alloc
9 9 0 10.0 osh-native mut+alloc+free
9 6 3 8.4 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
11 4 8 11.6 _bin/cxx-opt+nopool/osh mut+alloc
11 6 6 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.4 osh-native-souffle mut+alloc
8 0 8 10.0 osh-native-souffle mut+alloc+free
9 4 4 8.0 osh-native-souffle mut+alloc+free+gc
9 4 4 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
10 10 0 1.4 dash -
29 25 4 2.9 bash -
23 19 4 3.3 zsh -
19 19 0 32.7 bumpleak/osh mut
26 26 0 32.6 _bin/cxx-opt+bumproot/osh mut
28 28 0 32.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.5 osh-native mut+alloc
37 24 12 26.6 osh-native mut+alloc+free
29 24 4 8.0 osh-native mut+alloc+free+gc
27 27 0 8.0 osh-native mut+alloc+free+gc+exit
54 33 21 35.7 _bin/cxx-opt+nopool/osh mut+alloc
36 32 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 19 11 26.1 osh-native-souffle mut+alloc
31 27 4 26.2 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
22 18 4 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
72 64 8 3.0 bash -
169 124 44 55.4 bumpleak/osh mut
183 102 81 56.6 _bin/cxx-opt+bumproot/osh mut
196 136 60 56.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 155 60 48.0 osh-native mut+alloc
220 144 76 50.0 osh-native mut+alloc+free
183 116 68 8.7 osh-native mut+alloc+free+gc
182 129 52 8.8 osh-native mut+alloc+free+gc+exit
237 128 108 65.4 _bin/cxx-opt+nopool/osh mut+alloc
211 163 48 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
207 119 87 47.6 osh-native-souffle mut+alloc
215 159 56 49.6 osh-native-souffle mut+alloc+free
177 133 44 8.1 osh-native-souffle mut+alloc+free+gc
177 128 48 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 8 2 3.5 dash -
20 17 3 4.5 bash -
18 17 1 3.5 zsh -
19 18 2 12.3 bumpleak/osh mut
19 12 8 12.2 _bin/cxx-opt+bumproot/osh mut
20 13 7 11.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 19 2 11.0 osh-native mut+alloc
22 22 1 11.1 osh-native mut+alloc+free
22 12 11 8.9 osh-native mut+alloc+free+gc
23 16 7 9.2 osh-native mut+alloc+free+gc+exit
25 15 10 12.6 _bin/cxx-opt+nopool/osh mut+alloc
25 14 11 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 12 8 10.5 osh-native-souffle mut+alloc
21 13 8 10.7 osh-native-souffle mut+alloc+free
21 12 9 8.7 osh-native-souffle mut+alloc+free+gc
21 15 7 8.7 osh-native-souffle mut+alloc+free+gc+exit