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 41 6 14 12.0 18.0 476,751 1,282 6 406,604 5 203,302 osh-native
parse.configure-cpython 34 4 10 12.0 17.4 476,751 1,282 6 406,200 5 203,100 osh-native-souffle
parse.configure-coreutils 166 28 79 44.5 49.8 1,653,339 4,764 12 1,025,526 6 764,306 osh-native
parse.configure-coreutils 157 25 79 44.5 49.2 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 7.7 101,942 180 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 21 0 1 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 8.8 1,006,005 15,258 21 50,000 0 3,919 osh-native
ex.bashcomp-parse-help 174 0 3 10.8 8.4 1,006,004 15,258 21 50,000 0 3,842 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.2 116,318 277 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 1.6 dash -
23 22 1 3.0 bash -
102 61 47 3.5 zsh -
16 13 3 28.8 bumpleak/osh mut
19 17 2 31.2 _bin/cxx-opt+bumproot/osh mut
23 17 6 28.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 20 10 25.0 osh-native mut+alloc
33 20 13 25.7 osh-native mut+alloc+free
41 33 9 18.0 osh-native mut+alloc+free+gc
42 35 7 18.1 osh-native mut+alloc+free+gc+exit
43 32 11 32.4 _bin/cxx-opt+nopool/osh mut+alloc
61 49 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
28 18 10 24.9 osh-native-souffle mut+alloc
30 17 13 25.3 osh-native-souffle mut+alloc+free
34 27 6 17.4 osh-native-souffle mut+alloc+free+gc
38 33 5 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
22 21 1 1.6 dash -
80 78 2 3.3 bash -
367 194 195 3.7 zsh -
50 42 8 84.6 bumpleak/osh mut
61 51 10 86.1 _bin/cxx-opt+bumproot/osh mut
71 53 18 85.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 60 37 73.4 osh-native mut+alloc
106 72 34 75.4 osh-native mut+alloc+free
166 142 24 49.8 osh-native mut+alloc+free+gc
170 154 16 50.5 osh-native mut+alloc+free+gc+exit
141 86 55 98.9 _bin/cxx-opt+nopool/osh mut+alloc
265 229 36 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 53 35 73.1 osh-native-souffle mut+alloc
97 63 34 75.0 osh-native-souffle mut+alloc+free
157 132 25 49.2 osh-native-souffle mut+alloc+free+gc
170 147 23 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 4 2 3.0 bash -
8 4 4 3.3 zsh -
6 5 1 10.9 bumpleak/osh mut
7 4 3 12.7 _bin/cxx-opt+bumproot/osh mut
8 4 4 11.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 4 9.8 osh-native mut+alloc
9 6 3 10.2 osh-native mut+alloc+free
9 6 4 8.4 osh-native mut+alloc+free+gc
11 4 7 8.7 osh-native mut+alloc+free+gc+exit
12 6 5 11.4 _bin/cxx-opt+nopool/osh mut+alloc
13 7 5 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.4 osh-native-souffle mut+alloc
8 6 2 9.7 osh-native-souffle mut+alloc+free
9 8 1 7.7 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
10 9 1 1.6 dash -
29 28 1 3.0 bash -
23 19 4 3.4 zsh -
18 13 5 31.3 bumpleak/osh mut
27 23 4 32.9 _bin/cxx-opt+bumproot/osh mut
29 24 5 33.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 27 10 26.3 osh-native mut+alloc
39 24 15 26.6 osh-native mut+alloc+free
28 26 2 7.9 osh-native mut+alloc+free+gc
29 25 4 8.0 osh-native mut+alloc+free+gc+exit
54 33 21 35.9 _bin/cxx-opt+nopool/osh mut+alloc
38 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 20 10 26.0 osh-native-souffle mut+alloc
32 17 14 26.2 osh-native-souffle mut+alloc+free
21 20 2 7.6 osh-native-souffle mut+alloc+free+gc
21 20 1 7.3 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 72 2 3.0 bash -
168 118 50 56.0 bumpleak/osh mut
181 118 63 57.1 _bin/cxx-opt+bumproot/osh mut
196 127 69 56.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 144 69 48.2 osh-native mut+alloc
221 146 75 50.0 osh-native mut+alloc+free
182 136 46 8.8 osh-native mut+alloc+free+gc
184 120 64 8.9 osh-native mut+alloc+free+gc+exit
240 153 84 64.0 _bin/cxx-opt+nopool/osh mut+alloc
216 147 69 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 135 69 47.6 osh-native-souffle mut+alloc
212 139 73 49.6 osh-native-souffle mut+alloc+free
174 122 51 8.4 osh-native-souffle mut+alloc+free+gc
174 119 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 3.4 dash -
19 12 8 4.5 bash -
17 7 10 3.4 zsh -
19 10 10 12.6 bumpleak/osh mut
20 7 13 12.7 _bin/cxx-opt+bumproot/osh mut
20 9 12 12.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 10 12 11.1 osh-native mut+alloc
22 11 12 11.1 osh-native mut+alloc+free
23 11 12 9.2 osh-native mut+alloc+free+gc
23 13 11 9.0 osh-native mut+alloc+free+gc+exit
25 14 12 12.6 _bin/cxx-opt+nopool/osh mut+alloc
26 15 11 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 11 10 10.6 osh-native-souffle mut+alloc
21 9 12 10.9 osh-native-souffle mut+alloc+free
21 12 10 8.7 osh-native-souffle mut+alloc+free+gc
22 10 12 8.7 osh-native-souffle mut+alloc+free+gc+exit