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 18.0 476,755 1,282 6 406,612 5 203,306 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,755 1,282 6 406,208 5 203,104 osh-native-souffle
parse.configure-coreutils 144 22 58 44.5 49.8 1,653,343 4,764 12 1,025,534 6 764,310 osh-native
parse.configure-coreutils 133 21 56 44.5 49.5 1,653,342 4,764 12 1,025,404 6 764,245 osh-native-souffle
parse.abuild 9 1 1 2.6 8.7 101,946 180 2 75,038 1 37,519 osh-native
parse.abuild 9 1 2 2.4 7.9 101,946 180 3 87,100 1 43,550 osh-native-souffle
ex.compute-fib 28 0 1 2.1 8.0 579,610 22,608 12 50,000 0 2,923 osh-native
ex.compute-fib 22 0 1 2.1 7.6 579,610 22,608 12 50,000 0 2,862 osh-native-souffle
ex.bashcomp-parse-help 182 0 3 10.3 8.7 995,292 15,258 21 50,000 0 3,905 osh-native
ex.bashcomp-parse-help 177 0 3 10.3 8.1 995,291 15,258 21 50,000 0 3,848 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,322 277 3 85,256 1 42,628 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,322 277 3 85,132 1 42,566 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
6 6 0 1.4 dash -
23 23 0 3.0 bash -
104 59 52 3.4 zsh -
17 17 0 28.1 bumpleak/osh mut
19 19 0 30.1 _bin/cxx-opt+bumproot/osh mut
22 11 11 30.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 29 0 25.0 osh-native mut+alloc
31 23 8 25.7 osh-native mut+alloc+free
35 31 4 18.0 osh-native mut+alloc+free+gc
36 35 0 18.2 osh-native mut+alloc+free+gc+exit
42 29 13 32.1 _bin/cxx-opt+nopool/osh mut+alloc
48 36 12 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 19 7 24.9 osh-native-souffle mut+alloc
28 20 8 25.4 osh-native-souffle mut+alloc+free
32 20 12 17.6 osh-native-souffle mut+alloc+free+gc
33 29 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 21 0 1.6 dash -
78 78 0 3.3 bash -
374 190 204 3.4 zsh -
48 40 8 85.8 bumpleak/osh mut
60 55 4 84.6 _bin/cxx-opt+bumproot/osh mut
70 46 23 86.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 68 28 73.5 osh-native mut+alloc
105 72 32 75.4 osh-native mut+alloc+free
144 120 24 49.8 osh-native mut+alloc+free+gc
151 127 24 50.3 osh-native mut+alloc+free+gc+exit
143 92 48 99.3 _bin/cxx-opt+nopool/osh mut+alloc
202 169 32 68.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 67 20 73.3 osh-native-souffle mut+alloc
96 56 40 75.0 osh-native-souffle mut+alloc+free
133 109 24 49.5 osh-native-souffle mut+alloc+free+gc
140 120 20 50.2 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 6 0 2.9 bash -
8 4 4 3.3 zsh -
6 6 0 11.1 bumpleak/osh mut
6 6 0 11.0 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 3 6 9.8 osh-native mut+alloc
8 8 0 10.2 osh-native mut+alloc+free
9 9 0 8.7 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
11 4 8 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 7 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 7 0 9.6 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 4 4 7.9 osh-native-souffle mut+alloc+free+gc
9 3 6 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
11 10 0 1.4 dash -
29 25 4 3.0 bash -
23 19 4 3.3 zsh -
18 13 4 31.5 bumpleak/osh mut
26 21 4 32.6 _bin/cxx-opt+bumproot/osh mut
29 24 4 33.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 20 16 26.5 osh-native mut+alloc
38 29 8 26.6 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
29 24 4 7.9 osh-native mut+alloc+free+gc+exit
55 46 8 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 19 11 26.0 osh-native-souffle mut+alloc
31 23 8 26.1 osh-native-souffle mut+alloc+free
22 22 0 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 3.1 bash -
166 115 51 55.5 bumpleak/osh mut
183 138 45 55.6 _bin/cxx-opt+bumproot/osh mut
193 121 72 55.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 145 65 47.4 osh-native mut+alloc
216 148 68 49.1 osh-native mut+alloc+free
182 134 49 8.7 osh-native mut+alloc+free+gc
181 132 48 8.9 osh-native mut+alloc+free+gc+exit
234 157 77 64.5 _bin/cxx-opt+nopool/osh mut+alloc
209 129 80 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
208 108 100 47.0 osh-native-souffle mut+alloc
211 135 76 48.6 osh-native-souffle mut+alloc+free
177 108 68 8.1 osh-native-souffle mut+alloc+free+gc
176 124 52 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
10 5 6 3.5 dash -
20 14 6 4.3 bash -
18 18 0 3.5 zsh -
19 12 8 12.2 bumpleak/osh mut
20 12 9 12.5 _bin/cxx-opt+bumproot/osh mut
20 16 4 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 10 11 10.9 osh-native mut+alloc
22 18 5 11.0 osh-native mut+alloc+free
22 20 2 9.0 osh-native mut+alloc+free+gc
24 18 6 9.0 osh-native mut+alloc+free+gc+exit
24 19 6 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 18 7 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 7 14 10.5 osh-native-souffle mut+alloc
21 20 2 10.7 osh-native-souffle mut+alloc+free
21 15 7 8.7 osh-native-souffle mut+alloc+free+gc
22 17 5 8.5 osh-native-souffle mut+alloc+free+gc+exit