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 17.8 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 32 3 9 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 143 22 57 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 134 22 57 45.9 51.0 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,935 180 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 2 2.1 7.9 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 21 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 9.0 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 21 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 6 0 1.6 dash -
24 23 0 3.1 bash -
105 55 56 3.4 zsh -
16 12 4 29.4 bumpleak/osh mut
19 11 8 29.8 _bin/cxx-opt+bumproot/osh mut
21 14 7 30.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 25 4 25.2 osh-native mut+alloc
31 11 19 25.8 osh-native mut+alloc+free
35 30 4 17.8 osh-native mut+alloc+free+gc
37 36 0 18.0 osh-native mut+alloc+free+gc+exit
44 28 16 31.9 _bin/cxx-opt+nopool/osh mut+alloc
47 34 13 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 18 7 24.8 osh-native-souffle mut+alloc
28 20 8 25.2 osh-native-souffle mut+alloc+free
32 20 12 17.4 osh-native-souffle mut+alloc+free+gc
33 22 11 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 21 0 1.6 dash -
77 70 8 3.1 bash -
374 193 204 3.4 zsh -
48 36 12 85.7 bumpleak/osh mut
60 52 8 85.1 _bin/cxx-opt+bumproot/osh mut
69 44 24 85.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 48 48 73.4 osh-native mut+alloc
104 72 32 75.4 osh-native mut+alloc+free
143 122 20 49.7 osh-native mut+alloc+free+gc
146 130 16 50.3 osh-native mut+alloc+free+gc+exit
138 109 28 98.3 _bin/cxx-opt+nopool/osh mut+alloc
198 178 20 68.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
86 61 25 73.1 osh-native-souffle mut+alloc
95 62 33 74.9 osh-native-souffle mut+alloc+free
134 101 32 51.0 osh-native-souffle mut+alloc+free+gc
139 111 28 51.6 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 3.0 bash -
7 0 7 3.1 zsh -
6 0 6 10.9 bumpleak/osh mut
7 7 0 11.6 _bin/cxx-opt+bumproot/osh mut
7 7 0 12.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.0 osh-native mut+alloc
8 8 0 10.2 osh-native mut+alloc+free
9 3 6 8.5 osh-native mut+alloc+free+gc
9 9 0 8.7 osh-native mut+alloc+free+gc+exit
11 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 0 11 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 4 4 9.4 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 9 0 8.0 osh-native-souffle mut+alloc+free+gc
9 9 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
10 10 0 1.6 dash -
30 30 0 3.0 bash -
24 24 0 3.4 zsh -
19 14 5 32.1 bumpleak/osh mut
26 17 8 31.9 _bin/cxx-opt+bumproot/osh mut
27 23 4 32.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 27 9 26.2 osh-native mut+alloc
36 24 12 26.6 osh-native mut+alloc+free
28 23 4 7.9 osh-native mut+alloc+free+gc
28 23 5 8.0 osh-native mut+alloc+free+gc+exit
54 38 15 35.8 _bin/cxx-opt+nopool/osh mut+alloc
38 33 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 21 9 26.0 osh-native-souffle mut+alloc
31 22 9 26.2 osh-native-souffle mut+alloc+free
21 21 0 7.6 osh-native-souffle mut+alloc+free+gc
22 14 7 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
72 64 8 3.3 bash -
169 122 47 55.4 bumpleak/osh mut
182 125 57 55.7 _bin/cxx-opt+bumproot/osh mut
193 141 52 55.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
209 128 80 47.3 osh-native mut+alloc
216 128 88 49.1 osh-native mut+alloc+free
182 129 52 8.7 osh-native mut+alloc+free+gc
182 138 43 8.7 osh-native mut+alloc+free+gc+exit
232 144 88 63.6 _bin/cxx-opt+nopool/osh mut+alloc
209 149 59 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 120 84 46.9 osh-native-souffle mut+alloc
210 141 68 48.6 osh-native-souffle mut+alloc+free
175 119 56 8.3 osh-native-souffle mut+alloc+free+gc
177 106 71 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
10 10 0 3.5 dash -
20 15 5 4.5 bash -
17 11 7 3.5 zsh -
19 17 3 12.2 bumpleak/osh mut
21 18 3 13.1 _bin/cxx-opt+bumproot/osh mut
20 10 11 13.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 14 7 11.1 osh-native mut+alloc
22 16 7 11.3 osh-native mut+alloc+free
22 20 3 9.0 osh-native mut+alloc+free+gc
23 14 9 9.2 osh-native mut+alloc+free+gc+exit
25 17 8 12.7 _bin/cxx-opt+nopool/osh mut+alloc
26 14 12 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 18 2 10.5 osh-native-souffle mut+alloc
21 11 10 10.7 osh-native-souffle mut+alloc+free
21 17 5 8.5 osh-native-souffle mut+alloc+free+gc
22 11 11 8.7 osh-native-souffle mut+alloc+free+gc+exit