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 35 4 11 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 163 27 76 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 157 28 77 45.9 50.9 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 10 1 2 2.6 8.7 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 10 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 2 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 8.5 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 176 0 3 10.3 8.1 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.0 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,311 277 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 1.6 dash -
24 23 0 3.0 bash -
106 57 55 3.4 zsh -
17 17 0 28.1 bumpleak/osh mut
19 15 4 29.0 _bin/cxx-opt+bumproot/osh mut
23 12 12 29.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 15 15 25.3 osh-native mut+alloc
32 24 8 25.8 osh-native mut+alloc+free
35 22 13 18.0 osh-native mut+alloc+free+gc
37 25 12 18.0 osh-native mut+alloc+free+gc+exit
44 36 8 32.4 _bin/cxx-opt+nopool/osh mut+alloc
51 39 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 12 24.6 osh-native-souffle mut+alloc
29 21 8 25.3 osh-native-souffle mut+alloc+free
35 27 8 17.4 osh-native-souffle mut+alloc+free+gc
34 29 4 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
22 22 0 1.6 dash -
77 77 0 3.1 bash -
379 212 188 3.7 zsh -
50 42 8 85.6 bumpleak/osh mut
59 39 20 85.7 _bin/cxx-opt+bumproot/osh mut
70 55 16 85.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 61 36 73.4 osh-native mut+alloc
106 79 27 75.2 osh-native mut+alloc+free
163 158 4 49.8 osh-native mut+alloc+free+gc
172 143 28 50.3 osh-native mut+alloc+free+gc+exit
139 71 67 97.7 _bin/cxx-opt+nopool/osh mut+alloc
231 179 52 68.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 60 28 72.9 osh-native-souffle mut+alloc
99 66 33 75.1 osh-native-souffle mut+alloc+free
157 132 24 50.9 osh-native-souffle mut+alloc+free+gc
156 132 24 51.7 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 0 7 3.3 zsh -
6 6 0 11.8 bumpleak/osh mut
7 4 4 11.4 _bin/cxx-opt+bumproot/osh mut
7 7 0 10.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 9 0 10.0 osh-native mut+alloc
9 3 6 10.1 osh-native mut+alloc+free
10 10 0 8.7 osh-native mut+alloc+free+gc
10 5 5 8.5 osh-native mut+alloc+free+gc+exit
12 4 8 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.6 osh-native-souffle mut+alloc
9 0 9 9.6 osh-native-souffle mut+alloc+free
10 7 3 8.0 osh-native-souffle mut+alloc+free+gc
10 10 0 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 -
28 24 4 2.9 bash -
24 20 4 3.4 zsh -
19 11 8 31.6 bumpleak/osh mut
26 17 9 32.4 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.2 osh-native mut+alloc
38 31 8 26.6 osh-native mut+alloc+free
28 28 0 7.9 osh-native mut+alloc+free+gc
29 29 0 7.7 osh-native mut+alloc+free+gc+exit
54 37 17 36.3 _bin/cxx-opt+nopool/osh mut+alloc
37 30 7 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 21 9 26.0 osh-native-souffle mut+alloc
32 16 16 26.2 osh-native-souffle mut+alloc+free
22 15 7 7.6 osh-native-souffle mut+alloc+free+gc
22 19 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 -
170 106 63 55.6 bumpleak/osh mut
182 126 57 54.6 _bin/cxx-opt+bumproot/osh mut
195 123 72 57.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 124 88 47.4 osh-native mut+alloc
220 124 96 49.0 osh-native mut+alloc+free
182 138 43 8.5 osh-native mut+alloc+free+gc
182 119 63 8.8 osh-native mut+alloc+free+gc+exit
234 174 61 63.5 _bin/cxx-opt+nopool/osh mut+alloc
213 157 56 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 128 76 46.9 osh-native-souffle mut+alloc
212 124 88 48.7 osh-native-souffle mut+alloc+free
176 124 52 8.1 osh-native-souffle mut+alloc+free+gc
174 87 87 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 9 1 3.5 dash -
20 14 6 4.3 bash -
19 10 10 3.5 zsh -
20 11 9 12.3 bumpleak/osh mut
21 14 8 13.4 _bin/cxx-opt+bumproot/osh mut
22 14 9 13.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 19 3 11.1 osh-native mut+alloc
22 20 3 11.1 osh-native mut+alloc+free
23 12 11 9.0 osh-native mut+alloc+free+gc
23 17 7 9.2 osh-native mut+alloc+free+gc+exit
25 15 10 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 17 8 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 15 6 10.7 osh-native-souffle mut+alloc
22 16 6 10.9 osh-native-souffle mut+alloc+free
21 19 3 8.7 osh-native-souffle mut+alloc+free+gc
22 14 9 8.4 osh-native-souffle mut+alloc+free+gc+exit