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 35 3 9 12.0 17.8 476,751 1,282 6 406,604 5 203,302 osh-native
parse.configure-cpython 33 3 10 12.0 17.4 476,751 1,282 6 406,200 5 203,100 osh-native-souffle
parse.configure-coreutils 143 22 58 44.5 49.6 1,653,339 4,764 12 1,025,526 6 764,306 osh-native
parse.configure-coreutils 136 23 60 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 8.7 101,942 180 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 1 2.1 8.0 579,606 22,608 12 50,000 0 2,919 osh-native
ex.compute-fib 21 0 2 2.1 7.6 579,606 22,608 12 50,000 0 2,858 osh-native-souffle
ex.bashcomp-parse-help 183 0 3 10.8 8.9 1,006,008 15,258 21 50,000 0 3,919 osh-native
ex.bashcomp-parse-help 175 0 4 10.8 8.3 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 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 3.1 bash -
104 62 48 3.3 zsh -
16 10 6 29.9 bumpleak/osh mut
20 19 0 28.8 _bin/cxx-opt+bumproot/osh mut
22 17 4 29.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 18 11 25.3 osh-native mut+alloc
31 19 11 25.6 osh-native mut+alloc+free
35 27 8 17.8 osh-native mut+alloc+free+gc
35 20 16 18.0 osh-native mut+alloc+free+gc+exit
42 19 23 32.1 _bin/cxx-opt+nopool/osh mut+alloc
50 50 0 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 17 9 24.9 osh-native-souffle mut+alloc
28 16 12 25.4 osh-native-souffle mut+alloc+free
33 25 8 17.4 osh-native-souffle mut+alloc+free+gc
33 25 8 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
23 19 4 1.4 dash -
78 77 0 3.1 bash -
378 255 143 3.7 zsh -
48 44 4 85.6 bumpleak/osh mut
59 51 8 84.5 _bin/cxx-opt+bumproot/osh mut
71 54 17 85.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 60 36 73.4 osh-native mut+alloc
105 73 32 75.2 osh-native mut+alloc+free
143 127 16 49.6 osh-native mut+alloc+free+gc
147 131 16 50.5 osh-native mut+alloc+free+gc+exit
135 87 48 97.4 _bin/cxx-opt+nopool/osh mut+alloc
201 150 51 67.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 63 24 73.2 osh-native-souffle mut+alloc
96 56 40 75.0 osh-native-souffle mut+alloc+free
136 115 20 49.4 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 6 0 3.0 bash -
8 4 4 3.3 zsh -
5 3 3 11.7 bumpleak/osh mut
6 3 3 11.3 _bin/cxx-opt+bumproot/osh mut
7 4 4 12.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 3 5 10.1 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
11 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 11 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 4 4 9.6 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 6 3 8.0 osh-native-souffle mut+alloc+free+gc
9 9 0 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 10 0 1.4 dash -
28 28 0 3.0 bash -
24 23 0 3.1 zsh -
18 13 4 30.8 bumpleak/osh mut
25 21 4 31.6 _bin/cxx-opt+bumproot/osh mut
28 28 0 32.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.3 osh-native mut+alloc
37 24 12 26.6 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
28 21 7 8.0 osh-native mut+alloc+free+gc+exit
53 34 19 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 25 4 26.0 osh-native-souffle mut+alloc
30 22 9 26.3 osh-native-souffle mut+alloc+free
21 21 0 7.6 osh-native-souffle mut+alloc+free+gc
22 14 7 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
74 70 4 3.1 bash -
169 121 48 55.9 bumpleak/osh mut
182 135 48 56.6 _bin/cxx-opt+bumproot/osh mut
198 137 61 57.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 139 75 48.2 osh-native mut+alloc
220 152 68 50.0 osh-native mut+alloc+free
183 115 68 8.9 osh-native mut+alloc+free+gc
183 143 40 8.9 osh-native mut+alloc+free+gc+exit
234 149 85 64.7 _bin/cxx-opt+nopool/osh mut+alloc
211 171 40 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
208 152 56 47.6 osh-native-souffle mut+alloc
214 150 63 49.6 osh-native-souffle mut+alloc+free
175 119 56 8.3 osh-native-souffle mut+alloc+free+gc
177 116 60 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 7 3 3.4 dash -
20 19 1 4.5 bash -
18 12 7 3.5 zsh -
18 11 7 13.0 bumpleak/osh mut
20 12 8 12.7 _bin/cxx-opt+bumproot/osh mut
20 11 9 13.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 14 8 11.0 osh-native mut+alloc
22 11 11 11.3 osh-native mut+alloc+free
22 11 11 9.0 osh-native mut+alloc+free+gc
22 16 7 9.0 osh-native mut+alloc+free+gc+exit
24 11 14 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 17 9 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 7 10.6 osh-native-souffle mut+alloc
21 13 9 10.7 osh-native-souffle mut+alloc+free
21 11 11 8.7 osh-native-souffle mut+alloc+free+gc
22 14 8 8.5 osh-native-souffle mut+alloc+free+gc+exit