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 4 11 12.0 17.8 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 35 4 10 12.0 17.7 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 176 30 86 44.5 50.0 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 149 30 70 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 8.7 101,935 180 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 2 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 185 0 4 10.3 8.8 995,281 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 24 1 2 2.8 9.0 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 23 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 -
24 24 0 3.0 bash -
112 75 43 3.4 zsh -
17 17 0 28.8 bumpleak/osh mut
20 16 4 28.6 _bin/cxx-opt+bumproot/osh mut
25 25 0 29.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 21 9 25.2 osh-native mut+alloc
33 25 8 25.7 osh-native mut+alloc+free
38 38 0 17.8 osh-native mut+alloc+free+gc
36 28 8 18.1 osh-native mut+alloc+free+gc+exit
44 24 20 32.3 _bin/cxx-opt+nopool/osh mut+alloc
48 44 4 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
29 11 18 24.8 osh-native-souffle mut+alloc
30 21 9 25.3 osh-native-souffle mut+alloc+free
35 31 4 17.7 osh-native-souffle mut+alloc+free+gc
35 34 0 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
21 21 0 1.6 dash -
78 77 0 3.1 bash -
403 217 206 3.5 zsh -
51 35 16 85.7 bumpleak/osh mut
61 48 12 85.8 _bin/cxx-opt+bumproot/osh mut
76 64 12 86.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
101 76 24 73.7 osh-native mut+alloc
110 74 35 75.5 osh-native mut+alloc+free
176 164 12 50.0 osh-native mut+alloc+free+gc
173 161 12 50.5 osh-native mut+alloc+free+gc+exit
145 90 55 99.2 _bin/cxx-opt+nopool/osh mut+alloc
243 211 32 66.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
90 45 45 73.3 osh-native-souffle mut+alloc
102 53 49 75.0 osh-native-souffle mut+alloc+free
149 118 31 50.9 osh-native-souffle mut+alloc+free+gc
154 126 28 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 3.0 bash -
8 0 8 3.1 zsh -
6 6 0 11.9 bumpleak/osh mut
7 4 4 10.8 _bin/cxx-opt+bumproot/osh mut
8 4 4 12.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 0 9 10.0 osh-native mut+alloc
9 5 5 10.2 osh-native mut+alloc+free
9 4 4 8.7 osh-native mut+alloc+free+gc
9 6 3 8.5 osh-native mut+alloc+free+gc+exit
13 6 6 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.7 osh-native-souffle mut+alloc
8 8 0 9.7 osh-native-souffle mut+alloc+free
9 3 6 7.9 osh-native-souffle mut+alloc+free+gc
9 4 4 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 1.3 dash -
29 29 0 2.9 bash -
24 16 8 3.1 zsh -
19 19 0 32.2 bumpleak/osh mut
26 22 4 32.7 _bin/cxx-opt+bumproot/osh mut
28 28 0 32.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 26 11 26.3 osh-native mut+alloc
39 27 12 26.6 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
30 23 8 8.0 osh-native mut+alloc+free+gc+exit
55 39 15 35.7 _bin/cxx-opt+nopool/osh mut+alloc
37 30 7 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 18 13 26.0 osh-native-souffle mut+alloc
33 11 22 26.0 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
22 18 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
75 71 4 3.1 bash -
171 127 44 55.2 bumpleak/osh mut
188 128 60 55.6 _bin/cxx-opt+bumproot/osh mut
197 150 47 55.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 124 88 47.3 osh-native mut+alloc
220 136 84 49.1 osh-native mut+alloc+free
185 149 36 8.8 osh-native mut+alloc+free+gc
184 116 68 8.8 osh-native mut+alloc+free+gc+exit
239 159 80 63.4 _bin/cxx-opt+nopool/osh mut+alloc
214 146 67 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
207 143 64 46.9 osh-native-souffle mut+alloc
214 149 65 48.6 osh-native-souffle mut+alloc+free
177 100 76 8.4 osh-native-souffle mut+alloc+free+gc
178 103 75 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 7 3 3.4 dash -
23 17 6 4.5 bash -
18 5 13 3.5 zsh -
18 11 8 11.4 bumpleak/osh mut
21 19 3 13.1 _bin/cxx-opt+bumproot/osh mut
20 10 11 12.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 13 9 10.9 osh-native mut+alloc
23 13 11 11.3 osh-native mut+alloc+free
24 11 13 9.0 osh-native mut+alloc+free+gc
23 19 5 8.9 osh-native mut+alloc+free+gc+exit
26 16 10 12.8 _bin/cxx-opt+nopool/osh mut+alloc
26 18 8 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
22 6 16 10.6 osh-native-souffle mut+alloc
23 13 10 10.7 osh-native-souffle mut+alloc+free
23 15 8 8.7 osh-native-souffle mut+alloc+free+gc
23 8 15 8.7 osh-native-souffle mut+alloc+free+gc+exit