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 18.1 476,766 1,282 6 406,618 5 203,309 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,766 1,282 6 406,608 5 203,304 osh-native-souffle
parse.configure-coreutils 148 25 62 44.5 50.0 1,653,354 4,764 12 1,025,540 6 764,313 osh-native
parse.configure-coreutils 131 22 55 44.5 49.4 1,653,353 4,764 12 1,025,530 6 764,308 osh-native-souffle
parse.abuild 9 1 1 2.6 8.7 101,957 180 2 75,044 1 37,522 osh-native
parse.abuild 8 1 1 2.6 8.3 101,957 180 2 75,034 1 37,517 osh-native-souffle
ex.compute-fib 28 0 2 2.2 8.0 579,721 22,608 12 50,000 0 2,926 osh-native
ex.compute-fib 22 0 2 2.2 7.6 579,721 22,608 12 50,000 0 2,921 osh-native-souffle
ex.bashcomp-parse-help 182 0 4 11.1 8.8 1,021,038 15,258 22 50,000 0 3,915 osh-native
ex.bashcomp-parse-help 174 0 4 11.1 8.4 1,021,037 15,258 22 50,000 0 3,915 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,356 277 3 85,262 1 42,631 osh-native
ex.abuild-print-help 20 1 2 2.8 8.7 116,356 277 3 85,252 1 42,626 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 21 2 3.0 bash -
100 56 50 3.4 zsh -
16 12 4 28.3 bumpleak/osh mut
19 15 5 29.5 _bin/cxx-opt+bumproot/osh mut
23 17 6 28.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 21 8 25.2 osh-native mut+alloc
31 25 6 25.8 osh-native mut+alloc+free
36 32 4 18.1 osh-native mut+alloc+free+gc
36 29 7 18.2 osh-native mut+alloc+free+gc+exit
42 27 15 32.4 _bin/cxx-opt+nopool/osh mut+alloc
47 37 10 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 12 15 24.9 osh-native-souffle mut+alloc
29 22 6 25.3 osh-native-souffle mut+alloc+free
32 25 7 17.6 osh-native-souffle mut+alloc+free+gc
33 24 9 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 19 2 1.6 dash -
77 77 1 3.3 bash -
359 203 177 3.5 zsh -
49 38 11 84.8 bumpleak/osh mut
60 54 6 85.7 _bin/cxx-opt+bumproot/osh mut
70 58 12 85.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
95 64 32 73.5 osh-native mut+alloc
110 85 25 75.4 osh-native mut+alloc+free
148 124 24 50.0 osh-native mut+alloc+free+gc
151 126 25 50.4 osh-native mut+alloc+free+gc+exit
141 93 48 98.9 _bin/cxx-opt+nopool/osh mut+alloc
197 167 30 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 60 26 73.1 osh-native-souffle mut+alloc
95 65 30 75.0 osh-native-souffle mut+alloc+free
131 104 27 49.4 osh-native-souffle mut+alloc+free+gc
137 114 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 -
5 4 2 3.0 bash -
7 4 3 3.4 zsh -
6 3 3 12.2 bumpleak/osh mut
7 4 3 11.9 _bin/cxx-opt+bumproot/osh mut
7 6 1 12.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 5 3 10.1 osh-native mut+alloc
8 6 2 10.2 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 5 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 8 3 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 5 3 9.6 osh-native-souffle mut+alloc
8 3 5 9.8 osh-native-souffle mut+alloc+free
8 4 4 8.3 osh-native-souffle mut+alloc+free+gc
8 6 2 8.3 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 26 2 3.0 bash -
23 16 7 3.3 zsh -
19 15 4 31.8 bumpleak/osh mut
26 20 5 31.8 _bin/cxx-opt+bumproot/osh mut
28 22 6 32.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 26 10 26.3 osh-native mut+alloc
38 29 9 26.7 osh-native mut+alloc+free
28 26 2 8.0 osh-native mut+alloc+free+gc
28 25 3 8.0 osh-native mut+alloc+free+gc+exit
54 39 15 35.9 _bin/cxx-opt+nopool/osh mut+alloc
38 35 3 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 23 7 26.0 osh-native-souffle mut+alloc
31 24 7 26.2 osh-native-souffle mut+alloc+free
22 18 4 7.6 osh-native-souffle mut+alloc+free+gc
21 19 2 7.6 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 71 2 3.1 bash -
166 120 46 57.3 bumpleak/osh mut
181 128 53 57.5 _bin/cxx-opt+bumproot/osh mut
197 130 67 58.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
215 147 67 49.0 osh-native mut+alloc
221 147 74 50.8 osh-native mut+alloc+free
182 135 47 8.8 osh-native mut+alloc+free+gc
182 139 43 8.9 osh-native mut+alloc+free+gc+exit
236 161 75 64.5 _bin/cxx-opt+nopool/osh mut+alloc
210 147 63 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
207 140 67 48.3 osh-native-souffle mut+alloc
211 129 82 50.4 osh-native-souffle mut+alloc+free
174 124 50 8.4 osh-native-souffle mut+alloc+free+gc
174 126 48 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 5 4 3.5 dash -
19 11 9 4.5 bash -
17 6 12 3.4 zsh -
19 5 14 12.1 bumpleak/osh mut
18 10 9 13.7 _bin/cxx-opt+bumproot/osh mut
19 9 10 12.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 9 12 11.0 osh-native mut+alloc
22 10 12 11.3 osh-native mut+alloc+free
22 9 13 9.0 osh-native mut+alloc+free+gc
22 13 9 9.2 osh-native mut+alloc+free+gc+exit
24 10 14 12.7 _bin/cxx-opt+nopool/osh mut+alloc
24 15 10 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 11 9 10.6 osh-native-souffle mut+alloc
20 7 14 10.7 osh-native-souffle mut+alloc+free
20 12 9 8.7 osh-native-souffle mut+alloc+free+gc
21 11 11 8.7 osh-native-souffle mut+alloc+free+gc+exit