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 37 4 11 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 34 4 10 12.0 17.8 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 148 23 62 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 147 25 66 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 8.4 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 9 1 2 2.4 7.9 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 27 0 1 2.1 8.0 579,599 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 185 0 4 10.3 8.8 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 175 0 3 10.3 8.4 995,280 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 22 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 6 0 1.6 dash -
23 23 0 3.0 bash -
104 78 33 3.4 zsh -
16 16 0 29.2 bumpleak/osh mut
20 20 0 28.1 _bin/cxx-opt+bumproot/osh mut
22 18 4 29.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 11 18 25.3 osh-native mut+alloc
31 20 12 25.4 osh-native mut+alloc+free
37 29 8 18.0 osh-native mut+alloc+free+gc
36 28 8 18.0 osh-native mut+alloc+free+gc+exit
44 36 8 32.1 _bin/cxx-opt+nopool/osh mut+alloc
51 47 4 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 26 0 24.8 osh-native-souffle mut+alloc
29 8 21 25.3 osh-native-souffle mut+alloc+free
34 25 8 17.8 osh-native-souffle mut+alloc+free+gc
34 27 8 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 18 4 1.4 dash -
78 78 0 3.3 bash -
374 224 171 3.7 zsh -
49 37 11 85.4 bumpleak/osh mut
61 52 8 85.5 _bin/cxx-opt+bumproot/osh mut
70 62 8 86.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 40 56 73.4 osh-native mut+alloc
105 68 36 75.4 osh-native mut+alloc+free
148 124 24 49.7 osh-native mut+alloc+free+gc
150 106 43 50.5 osh-native mut+alloc+free+gc+exit
139 91 48 98.7 _bin/cxx-opt+nopool/osh mut+alloc
217 176 40 68.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 61 28 73.1 osh-native-souffle mut+alloc
97 76 20 75.0 osh-native-souffle mut+alloc+free
147 130 16 51.0 osh-native-souffle mut+alloc+free+gc
148 132 16 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 1.4 dash -
6 3 3 2.9 bash -
8 0 7 3.3 zsh -
6 3 3 10.7 bumpleak/osh mut
7 3 3 11.4 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 4 10.1 osh-native mut+alloc
9 4 4 10.1 osh-native mut+alloc+free
9 3 6 8.4 osh-native mut+alloc+free+gc
9 5 5 8.7 osh-native mut+alloc+free+gc+exit
12 4 8 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 11 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 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 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
11 11 0 1.4 dash -
28 28 0 3.0 bash -
24 19 4 3.4 zsh -
19 15 4 31.9 bumpleak/osh mut
26 18 7 32.5 _bin/cxx-opt+bumproot/osh mut
28 20 8 32.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 22 14 26.2 osh-native mut+alloc
38 28 10 26.6 osh-native mut+alloc+free
27 23 5 8.0 osh-native mut+alloc+free+gc
28 28 0 8.1 osh-native mut+alloc+free+gc+exit
54 37 16 35.9 _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 18 4 7.6 osh-native-souffle mut+alloc+free+gc
21 21 0 7.3 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 65 8 3.0 bash -
169 88 80 55.0 bumpleak/osh mut
185 132 52 56.4 _bin/cxx-opt+bumproot/osh mut
193 145 48 57.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 115 95 47.4 osh-native mut+alloc
220 148 72 49.1 osh-native mut+alloc+free
185 118 67 8.8 osh-native mut+alloc+free+gc
183 131 52 8.8 osh-native mut+alloc+free+gc+exit
231 159 71 63.3 _bin/cxx-opt+nopool/osh mut+alloc
211 150 61 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 139 64 46.9 osh-native-souffle mut+alloc
211 139 72 48.7 osh-native-souffle mut+alloc+free
175 130 45 8.4 osh-native-souffle mut+alloc+free+gc
175 119 56 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 2 3.4 dash -
20 6 14 4.5 bash -
18 10 8 3.4 zsh -
20 14 6 12.5 bumpleak/osh mut
20 12 8 11.8 _bin/cxx-opt+bumproot/osh mut
21 7 14 13.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 16 6 11.0 osh-native mut+alloc
22 15 7 11.3 osh-native mut+alloc+free
22 14 9 9.0 osh-native mut+alloc+free+gc
24 15 9 9.0 osh-native mut+alloc+free+gc+exit
25 14 12 12.7 _bin/cxx-opt+nopool/osh mut+alloc
26 21 6 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 19 2 10.5 osh-native-souffle mut+alloc
22 13 9 10.7 osh-native-souffle mut+alloc+free
22 20 3 8.7 osh-native-souffle mut+alloc+free+gc
22 16 6 8.7 osh-native-souffle mut+alloc+free+gc+exit