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 3 9 12.0 18.0 476,751 1,282 6 406,604 5 203,302 osh-native
parse.configure-cpython 32 3 9 12.0 17.7 476,751 1,282 6 406,200 5 203,100 osh-native-souffle
parse.configure-coreutils 163 25 75 44.5 49.6 1,653,339 4,764 12 1,025,526 6 764,306 osh-native
parse.configure-coreutils 146 24 69 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 28 0 1 2.2 8.0 579,606 22,608 12 50,000 0 2,919 osh-native
ex.compute-fib 22 0 1 2.2 7.6 579,606 22,608 12 50,000 0 2,858 osh-native-souffle
ex.bashcomp-parse-help 184 0 4 10.9 8.8 1,017,204 15,258 21 50,000 0 3,900 osh-native
ex.bashcomp-parse-help 174 0 4 10.9 8.4 1,017,203 15,258 21 50,000 0 3,851 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 21 1 2 2.8 8.5 116,318 277 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 5 1 1.6 dash -
23 23 0 3.0 bash -
102 51 58 3.3 zsh -
17 11 6 28.2 bumpleak/osh mut
20 17 3 28.7 _bin/cxx-opt+bumproot/osh mut
26 22 4 29.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 18 11 25.0 osh-native mut+alloc
32 17 14 25.8 osh-native mut+alloc+free
36 32 4 18.0 osh-native mut+alloc+free+gc
37 26 11 18.1 osh-native mut+alloc+free+gc+exit
42 29 13 32.5 _bin/cxx-opt+nopool/osh mut+alloc
50 38 12 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 16 10 24.8 osh-native-souffle mut+alloc
29 21 8 25.4 osh-native-souffle mut+alloc+free
32 24 8 17.7 osh-native-souffle mut+alloc+free+gc
35 29 7 17.6 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 1.6 dash -
78 76 2 3.1 bash -
364 189 196 3.7 zsh -
48 37 11 85.5 bumpleak/osh mut
60 52 8 85.1 _bin/cxx-opt+bumproot/osh mut
70 51 19 84.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 57 39 73.8 osh-native mut+alloc
106 74 32 75.4 osh-native mut+alloc+free
163 147 16 49.6 osh-native mut+alloc+free+gc
164 139 25 50.5 osh-native mut+alloc+free+gc+exit
138 98 40 99.0 _bin/cxx-opt+nopool/osh mut+alloc
227 198 29 66.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 54 34 73.1 osh-native-souffle mut+alloc
94 65 29 75.0 osh-native-souffle mut+alloc+free
146 123 22 49.4 osh-native-souffle mut+alloc+free+gc
148 126 22 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 -
5 4 1 2.9 bash -
7 4 4 3.3 zsh -
6 2 4 12.0 bumpleak/osh mut
7 4 3 10.8 _bin/cxx-opt+bumproot/osh mut
8 5 3 12.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 7 2 10.0 osh-native mut+alloc
9 6 3 10.1 osh-native mut+alloc+free
9 8 1 8.5 osh-native mut+alloc+free+gc
9 6 3 8.4 osh-native mut+alloc+free+gc+exit
12 2 10 11.6 _bin/cxx-opt+nopool/osh mut+alloc
12 9 3 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 6 2 9.6 osh-native-souffle mut+alloc
9 7 2 9.8 osh-native-souffle mut+alloc+free
9 7 2 8.0 osh-native-souffle mut+alloc+free+gc
9 5 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 1.6 dash -
30 29 1 3.0 bash -
23 16 7 3.3 zsh -
18 15 3 31.1 bumpleak/osh mut
26 22 4 32.0 _bin/cxx-opt+bumproot/osh mut
27 24 3 31.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 27 10 26.2 osh-native mut+alloc
38 29 9 26.6 osh-native mut+alloc+free
28 26 2 8.0 osh-native mut+alloc+free+gc
29 25 4 8.1 osh-native mut+alloc+free+gc+exit
53 37 16 35.9 _bin/cxx-opt+nopool/osh mut+alloc
38 34 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 16 14 26.0 osh-native-souffle mut+alloc
31 23 8 26.3 osh-native-souffle mut+alloc+free
22 19 3 7.6 osh-native-souffle mut+alloc+free+gc
22 19 3 7.5 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 69 4 3.0 bash -
165 110 55 55.3 bumpleak/osh mut
180 135 45 56.1 _bin/cxx-opt+bumproot/osh mut
195 127 68 58.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 138 74 48.7 osh-native mut+alloc
221 143 78 50.6 osh-native mut+alloc+free
184 128 56 8.8 osh-native mut+alloc+free+gc
182 127 55 8.9 osh-native mut+alloc+free+gc+exit
236 154 82 64.6 _bin/cxx-opt+nopool/osh mut+alloc
211 162 49 10.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 126 78 48.3 osh-native-souffle mut+alloc
211 130 81 50.2 osh-native-souffle mut+alloc+free
174 117 57 8.4 osh-native-souffle mut+alloc+free+gc
175 121 54 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
9 4 6 3.5 dash -
19 10 9 4.5 bash -
17 5 13 3.4 zsh -
18 6 12 13.2 bumpleak/osh mut
19 10 10 12.2 _bin/cxx-opt+bumproot/osh mut
21 12 11 13.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 7 14 11.0 osh-native mut+alloc
22 9 14 11.3 osh-native mut+alloc+free
22 15 8 9.0 osh-native mut+alloc+free+gc
23 9 14 9.2 osh-native mut+alloc+free+gc+exit
25 11 14 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 16 10 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 8 12 10.6 osh-native-souffle mut+alloc
22 9 14 10.6 osh-native-souffle mut+alloc+free
21 8 13 8.5 osh-native-souffle mut+alloc+free+gc
21 11 11 8.7 osh-native-souffle mut+alloc+free+gc+exit