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 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 146 24 60 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 137 24 59 45.9 51.1 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 9 1 1 2.6 8.7 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 9 1 2 2.4 8.0 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 1 2.1 7.9 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 1 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 182 0 3 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 175 0 3 10.3 8.3 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.2 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 22 1 2 2.8 8.5 116,311 277 3 85,110 1 42,555 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
6 3 3 1.4 dash -
23 19 4 3.1 bash -
104 53 57 3.5 zsh -
16 16 0 29.7 bumpleak/osh mut
19 15 4 29.9 _bin/cxx-opt+bumproot/osh mut
22 18 4 29.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 13 17 25.2 osh-native mut+alloc
31 12 19 25.8 osh-native mut+alloc+free
35 27 8 18.0 osh-native mut+alloc+free+gc
37 33 4 18.2 osh-native mut+alloc+free+gc+exit
44 32 12 32.3 _bin/cxx-opt+nopool/osh mut+alloc
47 29 17 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.8 osh-native-souffle mut+alloc
28 24 4 25.4 osh-native-souffle mut+alloc+free
32 32 0 17.6 osh-native-souffle mut+alloc+free+gc
33 18 15 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 21 0 1.6 dash -
78 66 12 3.1 bash -
381 210 191 3.7 zsh -
50 34 15 83.8 bumpleak/osh mut
59 55 4 84.4 _bin/cxx-opt+bumproot/osh mut
71 50 21 86.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 64 32 73.4 osh-native mut+alloc
106 69 37 75.4 osh-native mut+alloc+free
146 101 44 49.8 osh-native mut+alloc+free+gc
151 123 28 50.5 osh-native mut+alloc+free+gc+exit
139 99 40 97.7 _bin/cxx-opt+nopool/osh mut+alloc
203 171 32 67.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
92 51 40 73.2 osh-native-souffle mut+alloc
96 76 20 75.0 osh-native-souffle mut+alloc+free
137 117 20 51.1 osh-native-souffle mut+alloc+free+gc
142 121 20 51.5 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 1.3 dash -
6 3 3 3.0 bash -
8 8 0 3.3 zsh -
6 6 0 11.8 bumpleak/osh mut
6 3 3 11.0 _bin/cxx-opt+bumproot/osh mut
8 8 0 12.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 9.8 osh-native mut+alloc
9 0 9 10.1 osh-native mut+alloc+free
9 9 0 8.7 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
12 4 8 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 11 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.6 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
9 9 0 8.0 osh-native-souffle mut+alloc+free+gc
9 9 0 7.9 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 29 0 3.0 bash -
24 12 12 3.3 zsh -
19 15 4 32.6 bumpleak/osh mut
25 18 7 33.3 _bin/cxx-opt+bumproot/osh mut
28 24 4 33.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 28 8 26.3 osh-native mut+alloc
37 29 8 26.5 osh-native mut+alloc+free
28 28 0 7.9 osh-native mut+alloc+free+gc
28 24 4 8.0 osh-native mut+alloc+free+gc+exit
54 31 23 36.1 _bin/cxx-opt+nopool/osh mut+alloc
36 32 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 15 15 25.8 osh-native-souffle mut+alloc
31 31 0 26.2 osh-native-souffle mut+alloc+free
22 21 0 7.6 osh-native-souffle mut+alloc+free+gc
22 18 4 7.5 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
72 72 0 3.1 bash -
169 128 40 54.4 bumpleak/osh mut
184 148 36 55.5 _bin/cxx-opt+bumproot/osh mut
196 120 76 55.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 130 81 47.4 osh-native mut+alloc
220 136 84 49.1 osh-native mut+alloc+free
182 121 61 8.7 osh-native mut+alloc+free+gc
182 134 47 8.8 osh-native mut+alloc+free+gc+exit
233 153 80 62.8 _bin/cxx-opt+nopool/osh mut+alloc
208 140 68 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 116 88 46.9 osh-native-souffle mut+alloc
211 135 76 48.6 osh-native-souffle mut+alloc+free
175 115 60 8.3 osh-native-souffle mut+alloc+free+gc
175 122 53 8.3 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 8 1 3.5 dash -
19 16 3 4.3 bash -
18 11 7 3.5 zsh -
19 13 7 12.2 bumpleak/osh mut
20 12 8 11.9 _bin/cxx-opt+bumproot/osh mut
20 19 2 13.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 16 5 11.0 osh-native mut+alloc
22 17 5 11.0 osh-native mut+alloc+free
22 12 11 9.2 osh-native mut+alloc+free+gc
23 13 10 9.2 osh-native mut+alloc+free+gc+exit
24 17 8 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 19 7 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 19 2 10.5 osh-native-souffle mut+alloc
21 18 4 10.7 osh-native-souffle mut+alloc+free
22 14 8 8.5 osh-native-souffle mut+alloc+free+gc
22 17 6 8.7 osh-native-souffle mut+alloc+free+gc+exit