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 38 5 12 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 34 3 10 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 169 28 80 44.5 50.0 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 157 28 78 45.9 50.9 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 28 0 1 2.1 8.0 579,599 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 184 0 4 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 177 0 4 10.3 8.4 995,280 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 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
7 7 0 1.6 dash -
23 23 0 3.0 bash -
105 75 37 3.4 zsh -
18 4 13 28.1 bumpleak/osh mut
20 12 8 29.2 _bin/cxx-opt+bumproot/osh mut
24 16 8 29.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 17 13 25.2 osh-native mut+alloc
32 8 24 25.7 osh-native mut+alloc+free
38 38 0 18.0 osh-native mut+alloc+free+gc
38 26 11 17.8 osh-native mut+alloc+free+gc+exit
44 36 8 33.3 _bin/cxx-opt+nopool/osh mut+alloc
52 40 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 23 4 24.9 osh-native-souffle mut+alloc
29 21 8 25.3 osh-native-souffle mut+alloc+free
34 26 7 17.6 osh-native-souffle mut+alloc+free+gc
35 31 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
22 18 4 1.6 dash -
78 74 4 3.3 bash -
397 195 212 3.4 zsh -
50 37 12 84.8 bumpleak/osh mut
61 53 8 85.2 _bin/cxx-opt+bumproot/osh mut
72 64 8 86.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 80 16 73.5 osh-native mut+alloc
106 69 37 75.4 osh-native mut+alloc+free
169 148 20 50.0 osh-native mut+alloc+free+gc
177 160 16 50.3 osh-native mut+alloc+free+gc+exit
141 94 47 98.2 _bin/cxx-opt+nopool/osh mut+alloc
244 215 28 67.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 54 35 73.0 osh-native-souffle mut+alloc
99 69 29 75.0 osh-native-souffle mut+alloc+free
157 117 40 50.9 osh-native-souffle mut+alloc+free+gc
165 138 28 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 6 0 3.0 bash -
8 4 4 3.3 zsh -
6 6 0 10.5 bumpleak/osh mut
7 6 0 12.4 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.0 osh-native mut+alloc
9 3 6 10.0 osh-native mut+alloc+free
9 9 0 8.4 osh-native mut+alloc+free+gc
9 5 5 8.4 osh-native mut+alloc+free+gc+exit
12 12 0 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.7 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
9 6 3 7.9 osh-native-souffle mut+alloc+free+gc
9 6 3 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 28 0 2.9 bash -
24 20 4 3.3 zsh -
19 15 4 31.9 bumpleak/osh mut
27 22 4 32.5 _bin/cxx-opt+bumproot/osh mut
28 24 4 31.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
38 38 0 26.3 osh-native mut+alloc
38 19 19 26.6 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
29 22 7 7.7 osh-native mut+alloc+free+gc+exit
55 39 16 36.4 _bin/cxx-opt+nopool/osh mut+alloc
38 34 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 22 9 26.1 osh-native-souffle mut+alloc
32 28 4 26.2 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
22 22 0 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 72 0 3.1 bash -
169 125 44 54.3 bumpleak/osh mut
186 126 59 56.1 _bin/cxx-opt+bumproot/osh mut
199 139 60 57.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
217 152 64 47.4 osh-native mut+alloc
221 173 48 49.1 osh-native mut+alloc+free
184 132 52 8.7 osh-native mut+alloc+free+gc
185 124 60 8.8 osh-native mut+alloc+free+gc+exit
235 154 81 63.4 _bin/cxx-opt+nopool/osh mut+alloc
220 160 60 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
208 136 72 47.0 osh-native-souffle mut+alloc
215 113 101 48.6 osh-native-souffle mut+alloc+free
177 138 39 8.4 osh-native-souffle mut+alloc+free+gc
179 106 73 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 -
21 16 4 4.5 bash -
18 14 5 3.5 zsh -
21 16 5 12.2 bumpleak/osh mut
21 11 11 13.0 _bin/cxx-opt+bumproot/osh mut
21 12 9 12.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 17 5 11.0 osh-native mut+alloc
24 11 12 11.0 osh-native mut+alloc+free
23 12 11 9.0 osh-native mut+alloc+free+gc
23 21 3 8.9 osh-native mut+alloc+free+gc+exit
26 14 12 12.8 _bin/cxx-opt+nopool/osh mut+alloc
26 19 7 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 6 16 10.6 osh-native-souffle mut+alloc
23 13 11 10.6 osh-native-souffle mut+alloc+free
22 15 7 8.7 osh-native-souffle mut+alloc+free+gc
22 11 12 8.7 osh-native-souffle mut+alloc+free+gc+exit