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 3 10 12.0 17.7 476,761 1,282 6 406,608 5 203,304 osh-native
parse.configure-cpython 33 4 10 12.0 17.6 476,761 1,282 6 406,324 5 203,162 osh-native-souffle
parse.configure-coreutils 151 24 66 44.5 49.6 1,653,349 4,764 12 1,025,530 6 764,308 osh-native
parse.configure-coreutils 144 25 68 44.5 49.3 1,653,348 4,764 12 1,025,520 6 764,303 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,952 180 2 75,034 1 37,517 osh-native
parse.abuild 8 1 1 2.6 8.1 101,952 180 2 75,024 1 37,512 osh-native-souffle
ex.compute-fib 28 0 2 2.2 8.0 579,716 22,608 12 50,000 0 2,921 osh-native
ex.compute-fib 21 0 2 2.2 7.6 579,716 22,608 12 50,000 0 2,916 osh-native-souffle
ex.bashcomp-parse-help 183 0 4 11.1 9.0 1,021,031 15,258 22 50,000 0 3,910 osh-native
ex.bashcomp-parse-help 174 0 4 11.1 8.4 1,021,030 15,258 22 50,000 0 3,915 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,335 277 3 85,252 1 42,626 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,335 277 3 85,242 1 42,621 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
7 6 1 1.6 dash -
24 22 2 3.0 bash -
100 56 50 3.3 zsh -
17 12 5 28.6 bumpleak/osh mut
20 16 4 30.4 _bin/cxx-opt+bumproot/osh mut
23 16 7 30.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 16 13 25.3 osh-native mut+alloc
31 24 7 25.6 osh-native mut+alloc+free
36 28 8 17.7 osh-native mut+alloc+free+gc
37 32 5 18.1 osh-native mut+alloc+free+gc+exit
42 30 12 32.4 _bin/cxx-opt+nopool/osh mut+alloc
48 40 8 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 16 10 24.9 osh-native-souffle mut+alloc
28 23 5 25.3 osh-native-souffle mut+alloc+free
33 25 8 17.6 osh-native-souffle mut+alloc+free+gc
34 30 4 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 76 1 3.0 bash -
365 192 196 3.4 zsh -
49 43 6 85.7 bumpleak/osh mut
59 49 10 84.5 _bin/cxx-opt+bumproot/osh mut
70 55 15 85.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 63 34 73.4 osh-native mut+alloc
106 76 30 75.4 osh-native mut+alloc+free
151 125 26 49.6 osh-native mut+alloc+free+gc
151 134 17 50.5 osh-native mut+alloc+free+gc+exit
136 89 46 99.0 _bin/cxx-opt+nopool/osh mut+alloc
216 185 30 66.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 54 34 73.1 osh-native-souffle mut+alloc
94 68 27 75.0 osh-native-souffle mut+alloc+free
144 123 21 49.3 osh-native-souffle mut+alloc+free+gc
146 130 16 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 1.3 dash -
5 4 1 2.9 bash -
7 4 3 3.1 zsh -
6 3 4 10.3 bumpleak/osh mut
7 7 0 11.3 _bin/cxx-opt+bumproot/osh mut
7 5 2 11.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 7 1 10.1 osh-native mut+alloc
9 5 4 10.0 osh-native mut+alloc+free
9 8 1 8.5 osh-native mut+alloc+free+gc
9 6 3 8.7 osh-native mut+alloc+free+gc+exit
12 10 2 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 7 5 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 7 1 9.7 osh-native-souffle mut+alloc
8 6 2 9.6 osh-native-souffle mut+alloc+free
8 6 3 8.1 osh-native-souffle mut+alloc+free+gc
8 6 3 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 28 0 3.0 bash -
23 15 8 3.4 zsh -
18 14 4 31.1 bumpleak/osh mut
26 21 5 32.5 _bin/cxx-opt+bumproot/osh mut
30 24 6 31.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 27 9 26.3 osh-native mut+alloc
37 27 11 26.6 osh-native mut+alloc+free
28 26 2 8.0 osh-native mut+alloc+free+gc
28 26 2 8.1 osh-native mut+alloc+free+gc+exit
54 37 16 36.1 _bin/cxx-opt+nopool/osh mut+alloc
38 32 6 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 21 8 26.0 osh-native-souffle mut+alloc
31 23 8 26.3 osh-native-souffle mut+alloc+free
21 20 1 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 70 3 3.0 bash -
168 111 57 57.5 bumpleak/osh mut
184 127 57 56.5 _bin/cxx-opt+bumproot/osh mut
199 132 67 57.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 148 65 48.9 osh-native mut+alloc
221 151 69 50.8 osh-native mut+alloc+free
183 129 54 9.0 osh-native mut+alloc+free+gc
182 136 46 8.8 osh-native mut+alloc+free+gc+exit
239 158 81 64.5 _bin/cxx-opt+nopool/osh mut+alloc
211 150 61 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
202 132 70 48.4 osh-native-souffle mut+alloc
210 144 65 50.4 osh-native-souffle mut+alloc+free
174 121 53 8.4 osh-native-souffle mut+alloc+free+gc
173 116 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
9 4 5 3.4 dash -
19 10 10 4.5 bash -
17 7 11 3.4 zsh -
19 6 13 12.2 bumpleak/osh mut
19 12 8 12.4 _bin/cxx-opt+bumproot/osh mut
20 11 9 12.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 8 14 11.1 osh-native mut+alloc
22 10 13 11.1 osh-native mut+alloc+free
22 13 10 9.0 osh-native mut+alloc+free+gc
22 13 10 9.0 osh-native mut+alloc+free+gc+exit
25 9 17 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 13 12 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 11 10 10.6 osh-native-souffle mut+alloc
21 9 12 10.7 osh-native-souffle mut+alloc+free
21 11 11 8.7 osh-native-souffle mut+alloc+free+gc
21 11 11 8.7 osh-native-souffle mut+alloc+free+gc+exit