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 18.0 476,766 1,282 6 406,618 5 203,309 osh-native
parse.configure-cpython 32 3 9 12.0 17.4 476,766 1,282 6 406,608 5 203,304 osh-native-souffle
parse.configure-coreutils 149 23 62 44.5 49.8 1,653,354 4,764 12 1,025,540 6 764,313 osh-native
parse.configure-coreutils 139 24 62 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 8.1 101,957 180 2 75,034 1 37,517 osh-native-souffle
ex.compute-fib 28 0 1 2.2 8.0 579,721 22,608 12 50,000 0 2,926 osh-native
ex.compute-fib 22 0 1 2.2 7.6 579,721 22,608 12 50,000 0 2,921 osh-native-souffle
ex.bashcomp-parse-help 181 0 4 11.1 8.8 1,021,036 15,258 22 50,000 0 3,915 osh-native
ex.bashcomp-parse-help 176 0 4 11.1 8.4 1,021,035 15,258 22 50,000 0 3,915 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.2 116,340 277 3 85,262 1 42,631 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,340 277 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 -
99 58 48 3.4 zsh -
16 10 7 28.1 bumpleak/osh mut
19 14 5 29.5 _bin/cxx-opt+bumproot/osh mut
23 16 7 29.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 21 8 25.3 osh-native mut+alloc
31 21 10 25.7 osh-native mut+alloc+free
35 30 5 18.0 osh-native mut+alloc+free+gc
36 25 11 18.1 osh-native mut+alloc+free+gc+exit
42 26 17 32.7 _bin/cxx-opt+nopool/osh mut+alloc
48 41 7 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 20 6 24.8 osh-native-souffle mut+alloc
29 17 13 25.3 osh-native-souffle mut+alloc+free
32 21 11 17.4 osh-native-souffle mut+alloc+free+gc
34 27 7 17.8 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 18 3 1.6 dash -
81 78 3 3.1 bash -
361 190 192 3.4 zsh -
49 40 9 84.3 bumpleak/osh mut
60 50 10 86.2 _bin/cxx-opt+bumproot/osh mut
71 65 6 86.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 58 39 73.5 osh-native mut+alloc
105 69 36 75.5 osh-native mut+alloc+free
149 131 17 49.8 osh-native mut+alloc+free+gc
153 126 27 50.5 osh-native mut+alloc+free+gc+exit
140 93 47 98.9 _bin/cxx-opt+nopool/osh mut+alloc
210 182 28 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 52 36 73.3 osh-native-souffle mut+alloc
97 67 30 75.0 osh-native-souffle mut+alloc+free
139 121 18 49.4 osh-native-souffle mut+alloc+free+gc
146 126 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 1 1 1.4 dash -
5 4 2 2.9 bash -
7 3 5 3.3 zsh -
6 2 4 11.5 bumpleak/osh mut
6 5 2 12.7 _bin/cxx-opt+bumproot/osh mut
8 4 4 12.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 3 5 10.2 osh-native mut+alloc
9 7 2 10.1 osh-native mut+alloc+free
9 8 1 8.7 osh-native mut+alloc+free+gc
9 5 4 8.4 osh-native mut+alloc+free+gc+exit
12 6 6 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 7 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.6 osh-native-souffle mut+alloc
8 5 3 9.8 osh-native-souffle mut+alloc+free
8 5 3 8.1 osh-native-souffle mut+alloc+free+gc
8 5 4 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 10 0 1.4 dash -
29 28 1 2.9 bash -
23 17 6 3.3 zsh -
18 13 5 32.8 bumpleak/osh mut
26 21 5 33.2 _bin/cxx-opt+bumproot/osh mut
28 25 3 32.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 26 10 26.3 osh-native mut+alloc
38 29 9 26.6 osh-native mut+alloc+free
28 26 2 8.0 osh-native mut+alloc+free+gc
29 26 3 7.9 osh-native mut+alloc+free+gc+exit
54 38 16 35.9 _bin/cxx-opt+nopool/osh mut+alloc
38 35 3 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 25 5 25.8 osh-native-souffle mut+alloc
31 22 9 26.0 osh-native-souffle mut+alloc+free
22 17 5 7.6 osh-native-souffle mut+alloc+free+gc
22 18 4 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 69 4 3.3 bash -
167 113 54 55.8 bumpleak/osh mut
181 120 61 57.9 _bin/cxx-opt+bumproot/osh mut
195 132 63 57.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 146 69 49.0 osh-native mut+alloc
221 144 74 50.9 osh-native mut+alloc+free
181 132 50 8.8 osh-native mut+alloc+free+gc
182 123 59 8.9 osh-native mut+alloc+free+gc+exit
237 155 82 64.7 _bin/cxx-opt+nopool/osh mut+alloc
209 167 42 10.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 144 61 48.4 osh-native-souffle mut+alloc
212 120 91 50.3 osh-native-souffle mut+alloc+free
176 131 45 8.4 osh-native-souffle mut+alloc+free+gc
174 135 40 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 9 10 4.3 bash -
17 9 9 3.4 zsh -
19 7 12 13.0 bumpleak/osh mut
19 10 9 13.7 _bin/cxx-opt+bumproot/osh mut
21 9 12 13.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 11 11 11.1 osh-native mut+alloc
22 13 10 11.3 osh-native mut+alloc+free
22 8 14 9.2 osh-native mut+alloc+free+gc
22 12 11 9.0 osh-native mut+alloc+free+gc+exit
24 11 14 12.8 _bin/cxx-opt+nopool/osh mut+alloc
24 14 11 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
19 7 13 10.6 osh-native-souffle mut+alloc
21 11 11 10.6 osh-native-souffle mut+alloc+free
21 7 14 8.7 osh-native-souffle mut+alloc+free+gc
21 10 12 8.7 osh-native-souffle mut+alloc+free+gc+exit