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 17.6 476,751 1,282 6 406,200 5 203,100 osh-native-souffle
parse.configure-coreutils 152 24 65 44.5 49.9 1,653,339 4,764 12 1,025,526 6 764,306 osh-native
parse.configure-coreutils 142 24 66 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 7.9 101,942 180 3 87,092 1 43,546 osh-native-souffle
ex.compute-fib 28 0 2 2.1 7.9 579,606 22,608 12 50,000 0 2,919 osh-native
ex.compute-fib 22 0 2 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 8.9 1,006,005 15,258 21 50,000 0 3,919 osh-native
ex.bashcomp-parse-help 174 0 4 10.8 8.4 1,006,004 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 5 1 1.4 dash -
23 22 1 3.1 bash -
100 55 52 3.4 zsh -
15 13 2 28.6 bumpleak/osh mut
19 17 2 29.9 _bin/cxx-opt+bumproot/osh mut
23 17 6 29.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 18 11 25.3 osh-native mut+alloc
31 21 10 25.7 osh-native mut+alloc+free
36 30 6 18.0 osh-native mut+alloc+free+gc
37 30 7 18.2 osh-native mut+alloc+free+gc+exit
42 23 19 32.4 _bin/cxx-opt+nopool/osh mut+alloc
47 42 5 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 17 10 24.6 osh-native-souffle mut+alloc
29 17 12 25.0 osh-native-souffle mut+alloc+free
33 28 5 17.6 osh-native-souffle mut+alloc+free+gc
34 29 5 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 1.6 dash -
77 75 2 3.3 bash -
362 196 186 3.7 zsh -
47 39 8 84.8 bumpleak/osh mut
60 47 13 84.6 _bin/cxx-opt+bumproot/osh mut
70 59 11 86.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 68 29 73.5 osh-native mut+alloc
104 66 39 75.2 osh-native mut+alloc+free
152 132 20 49.9 osh-native mut+alloc+free+gc
156 133 23 50.3 osh-native mut+alloc+free+gc+exit
139 91 48 98.9 _bin/cxx-opt+nopool/osh mut+alloc
208 170 38 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 54 33 73.1 osh-native-souffle mut+alloc
95 61 34 75.0 osh-native-souffle mut+alloc+free
142 121 21 49.5 osh-native-souffle mut+alloc+free+gc
147 126 21 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 1.3 dash -
5 3 3 2.9 bash -
7 4 3 3.3 zsh -
5 4 1 11.8 bumpleak/osh mut
7 3 4 11.8 _bin/cxx-opt+bumproot/osh mut
8 6 2 11.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.0 osh-native mut+alloc
9 4 5 10.1 osh-native mut+alloc+free
9 7 2 8.7 osh-native mut+alloc+free+gc
9 5 4 8.5 osh-native mut+alloc+free+gc+exit
12 7 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 8 3 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 2 5 9.6 osh-native-souffle mut+alloc
8 2 6 9.7 osh-native-souffle mut+alloc+free
9 8 1 7.9 osh-native-souffle mut+alloc+free+gc
9 7 2 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 9 1 1.4 dash -
28 27 1 3.0 bash -
23 16 7 3.3 zsh -
18 14 4 31.3 bumpleak/osh mut
25 20 6 32.3 _bin/cxx-opt+bumproot/osh mut
28 25 3 33.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 29 8 26.2 osh-native mut+alloc
38 25 12 26.6 osh-native mut+alloc+free
28 27 1 7.9 osh-native mut+alloc+free+gc
28 26 2 7.9 osh-native mut+alloc+free+gc+exit
55 40 15 35.8 _bin/cxx-opt+nopool/osh mut+alloc
37 32 5 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 25 4 25.8 osh-native-souffle mut+alloc
30 20 11 26.2 osh-native-souffle mut+alloc+free
22 20 2 7.6 osh-native-souffle mut+alloc+free+gc
21 19 2 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 71 3 3.3 bash -
166 124 42 55.9 bumpleak/osh mut
180 127 52 56.9 _bin/cxx-opt+bumproot/osh mut
193 131 62 57.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 139 71 48.2 osh-native mut+alloc
218 138 79 49.9 osh-native mut+alloc+free
182 133 48 8.9 osh-native mut+alloc+free+gc
182 134 48 8.8 osh-native mut+alloc+free+gc+exit
233 158 74 63.9 _bin/cxx-opt+nopool/osh mut+alloc
211 155 56 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
202 123 80 47.8 osh-native-souffle mut+alloc
208 131 77 49.6 osh-native-souffle mut+alloc+free
174 132 42 8.4 osh-native-souffle mut+alloc+free+gc
172 115 57 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 5 5 3.5 dash -
19 13 6 4.3 bash -
17 7 10 3.4 zsh -
19 7 13 12.6 bumpleak/osh mut
19 8 11 11.9 _bin/cxx-opt+bumproot/osh mut
19 9 10 12.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 9 12 11.0 osh-native mut+alloc
22 8 14 11.3 osh-native mut+alloc+free
22 12 11 9.0 osh-native mut+alloc+free+gc
23 9 14 8.9 osh-native mut+alloc+free+gc+exit
24 10 14 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 14 11 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
19 9 10 10.6 osh-native-souffle mut+alloc
21 8 13 10.6 osh-native-souffle mut+alloc+free
21 10 11 8.7 osh-native-souffle mut+alloc+free+gc
21 13 9 8.5 osh-native-souffle mut+alloc+free+gc+exit