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 18.1 476,751 1,282 6 406,604 5 203,302 osh-native
parse.configure-cpython 36 5 12 12.0 17.6 476,751 1,282 6 406,200 5 203,100 osh-native-souffle
parse.configure-coreutils 155 26 68 44.5 49.7 1,653,339 4,764 12 1,025,526 6 764,306 osh-native
parse.configure-coreutils 145 26 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 8.8 101,942 180 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 22 0 2 2.1 7.5 579,606 22,608 12 50,000 0 2,858 osh-native-souffle
ex.bashcomp-parse-help 182 0 3 10.8 8.8 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 8.8 116,318 277 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 1.4 dash -
23 23 0 3.0 bash -
101 54 54 3.3 zsh -
16 12 4 29.5 bumpleak/osh mut
20 15 5 28.6 _bin/cxx-opt+bumproot/osh mut
23 19 3 29.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 20 11 25.2 osh-native mut+alloc
31 22 9 25.7 osh-native mut+alloc+free
35 29 6 18.1 osh-native mut+alloc+free+gc
36 27 9 18.0 osh-native mut+alloc+free+gc+exit
42 26 16 32.5 _bin/cxx-opt+nopool/osh mut+alloc
49 40 9 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 19 7 24.6 osh-native-souffle mut+alloc
29 22 7 25.3 osh-native-souffle mut+alloc+free
36 29 5 17.6 osh-native-souffle mut+alloc+free+gc
34 28 6 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 20 1 1.6 dash -
78 76 2 3.3 bash -
366 189 199 3.5 zsh -
49 41 8 85.6 bumpleak/osh mut
59 48 11 86.4 _bin/cxx-opt+bumproot/osh mut
70 53 17 85.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 59 38 73.7 osh-native mut+alloc
105 80 25 75.4 osh-native mut+alloc+free
155 131 23 49.7 osh-native mut+alloc+free+gc
154 132 23 50.3 osh-native mut+alloc+free+gc+exit
138 102 36 99.0 _bin/cxx-opt+nopool/osh mut+alloc
214 179 34 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 63 27 73.1 osh-native-souffle mut+alloc
94 56 38 74.9 osh-native-souffle mut+alloc+free
145 123 22 49.4 osh-native-souffle mut+alloc+free+gc
150 127 23 49.9 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 3.0 bash -
7 4 3 3.3 zsh -
6 4 2 11.9 bumpleak/osh mut
7 6 1 11.1 _bin/cxx-opt+bumproot/osh mut
7 5 3 11.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 6 3 10.0 osh-native mut+alloc
9 7 2 10.2 osh-native mut+alloc+free
9 7 2 8.8 osh-native mut+alloc+free+gc
9 8 1 8.5 osh-native mut+alloc+free+gc+exit
12 6 5 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 6 2 9.7 osh-native-souffle mut+alloc
8 3 5 9.8 osh-native-souffle mut+alloc+free
9 6 3 8.0 osh-native-souffle mut+alloc+free+gc
9 8 1 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
11 10 1 1.4 dash -
29 29 0 2.9 bash -
23 15 8 3.3 zsh -
18 14 4 31.6 bumpleak/osh mut
25 21 4 33.4 _bin/cxx-opt+bumproot/osh mut
28 27 1 33.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.3 osh-native mut+alloc
38 25 12 26.6 osh-native mut+alloc+free
28 26 2 8.0 osh-native mut+alloc+free+gc
28 26 2 8.0 osh-native mut+alloc+free+gc+exit
54 45 9 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 34 3 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 17 13 26.0 osh-native-souffle mut+alloc
31 20 11 26.2 osh-native-souffle mut+alloc+free
22 19 3 7.5 osh-native-souffle mut+alloc+free+gc
22 20 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
73 70 3 3.1 bash -
165 103 62 56.3 bumpleak/osh mut
181 128 53 56.4 _bin/cxx-opt+bumproot/osh mut
196 121 75 57.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 136 75 48.2 osh-native mut+alloc
221 147 73 50.0 osh-native mut+alloc+free
182 135 46 8.8 osh-native mut+alloc+free+gc
181 132 49 8.8 osh-native mut+alloc+free+gc+exit
237 141 96 63.9 _bin/cxx-opt+nopool/osh mut+alloc
215 169 46 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 127 76 47.6 osh-native-souffle mut+alloc
210 138 72 49.5 osh-native-souffle mut+alloc+free
174 128 46 8.4 osh-native-souffle mut+alloc+free+gc
172 119 53 8.3 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 6 4 3.4 dash -
19 10 10 4.3 bash -
17 6 12 3.5 zsh -
19 6 13 12.4 bumpleak/osh mut
20 9 11 13.2 _bin/cxx-opt+bumproot/osh mut
20 11 9 12.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 8 14 11.0 osh-native mut+alloc
22 10 12 11.1 osh-native mut+alloc+free
22 11 11 8.8 osh-native mut+alloc+free+gc
22 11 12 8.9 osh-native mut+alloc+free+gc+exit
24 16 9 12.6 _bin/cxx-opt+nopool/osh mut+alloc
25 18 8 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 9 12 10.7 osh-native-souffle mut+alloc
21 9 13 10.7 osh-native-souffle mut+alloc+free
21 13 9 8.7 osh-native-souffle mut+alloc+free+gc
22 12 11 8.5 osh-native-souffle mut+alloc+free+gc+exit