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 148 23 61 44.5 49.8 1,653,354 4,764 12 1,025,540 6 764,313 osh-native
parse.configure-coreutils 135 24 60 44.5 49.5 1,653,353 4,764 12 1,025,530 6 764,308 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,957 180 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 1 2.2 8.1 579,721 22,608 12 50,000 0 2,926 osh-native
ex.compute-fib 21 0 1 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 8.7 1,021,036 15,258 22 50,000 0 3,915 osh-native
ex.bashcomp-parse-help 175 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 9.0 116,340 277 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 4 2 1.6 dash -
23 22 1 3.1 bash -
101 56 51 3.4 zsh -
16 11 5 27.6 bumpleak/osh mut
20 15 5 30.2 _bin/cxx-opt+bumproot/osh mut
22 19 3 30.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 19 11 25.0 osh-native mut+alloc
31 20 11 25.7 osh-native mut+alloc+free
35 30 5 18.0 osh-native mut+alloc+free+gc
36 28 8 18.1 osh-native mut+alloc+free+gc+exit
42 28 14 32.5 _bin/cxx-opt+nopool/osh mut+alloc
47 35 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 16 10 24.9 osh-native-souffle mut+alloc
28 22 7 25.3 osh-native-souffle mut+alloc+free
32 24 8 17.4 osh-native-souffle mut+alloc+free+gc
33 27 6 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
21 20 1 1.6 dash -
78 76 2 3.1 bash -
363 194 190 3.7 zsh -
49 40 9 84.7 bumpleak/osh mut
60 52 8 85.7 _bin/cxx-opt+bumproot/osh mut
71 57 14 86.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 70 25 73.6 osh-native mut+alloc
103 69 35 75.4 osh-native mut+alloc+free
148 120 28 49.8 osh-native mut+alloc+free+gc
154 130 24 50.3 osh-native mut+alloc+free+gc+exit
141 94 47 99.0 _bin/cxx-opt+nopool/osh mut+alloc
205 174 31 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
86 54 32 73.0 osh-native-souffle mut+alloc
94 56 38 75.0 osh-native-souffle mut+alloc+free
135 120 15 49.5 osh-native-souffle mut+alloc+free+gc
141 116 25 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 5 1 2.9 bash -
7 4 4 3.3 zsh -
6 3 3 11.3 bumpleak/osh mut
7 4 3 11.9 _bin/cxx-opt+bumproot/osh mut
8 4 4 12.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 6 2 10.0 osh-native mut+alloc
9 5 4 10.1 osh-native mut+alloc+free
9 7 2 8.5 osh-native mut+alloc+free+gc
9 6 3 8.7 osh-native mut+alloc+free+gc+exit
13 6 7 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 8 3 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 1 7 9.6 osh-native-souffle mut+alloc
8 2 6 9.7 osh-native-souffle mut+alloc+free
8 6 2 8.3 osh-native-souffle mut+alloc+free+gc
8 4 5 8.1 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 -
28 27 1 2.9 bash -
23 21 2 3.4 zsh -
18 12 6 30.9 bumpleak/osh mut
26 21 5 32.1 _bin/cxx-opt+bumproot/osh mut
28 22 6 33.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 29 7 26.2 osh-native mut+alloc
38 27 11 26.6 osh-native mut+alloc+free
28 26 2 8.1 osh-native mut+alloc+free+gc
28 27 1 8.0 osh-native mut+alloc+free+gc+exit
53 36 17 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 34 3 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 20 10 26.1 osh-native-souffle mut+alloc
31 20 11 26.3 osh-native-souffle mut+alloc+free
21 19 2 7.6 osh-native-souffle mut+alloc+free+gc
22 18 4 7.7 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 3.0 bash -
168 107 61 55.7 bumpleak/osh mut
180 122 58 57.0 _bin/cxx-opt+bumproot/osh mut
199 135 63 57.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 129 82 49.0 osh-native mut+alloc
221 150 70 50.8 osh-native mut+alloc+free
182 140 42 8.7 osh-native mut+alloc+free+gc
181 130 51 8.9 osh-native mut+alloc+free+gc+exit
234 154 79 64.5 _bin/cxx-opt+nopool/osh mut+alloc
210 155 54 10.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 140 64 48.3 osh-native-souffle mut+alloc
211 138 73 50.3 osh-native-souffle mut+alloc+free
175 131 44 8.4 osh-native-souffle mut+alloc+free+gc
174 128 47 8.1 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 5 3.5 dash -
19 12 8 4.3 bash -
17 7 10 3.4 zsh -
19 6 13 12.1 bumpleak/osh mut
19 8 11 12.1 _bin/cxx-opt+bumproot/osh mut
20 13 8 13.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
20 6 15 11.0 osh-native mut+alloc
22 12 10 11.3 osh-native mut+alloc+free
22 11 12 9.0 osh-native mut+alloc+free+gc
22 10 13 9.2 osh-native mut+alloc+free+gc+exit
24 13 11 12.7 _bin/cxx-opt+nopool/osh mut+alloc
24 15 10 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
19 11 9 10.6 osh-native-souffle mut+alloc
21 9 12 10.6 osh-native-souffle mut+alloc+free
21 8 13 8.7 osh-native-souffle mut+alloc+free+gc
21 10 12 8.7 osh-native-souffle mut+alloc+free+gc+exit