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 18.1 476,744 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 155 24 68 44.5 49.6 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 151 29 72 45.9 51.0 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 10 1 1 2.6 8.7 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 9 1 2 2.4 7.7 101,935 180 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 1 2.1 7.7 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 182 0 4 10.3 8.8 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 180 0 4 10.3 8.3 995,280 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 8.5 116,311 277 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 1.4 dash -
24 23 0 3.1 bash -
106 61 51 3.3 zsh -
17 13 4 28.3 bumpleak/osh mut
20 16 4 28.3 _bin/cxx-opt+bumproot/osh mut
23 7 15 30.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 22 7 25.4 osh-native mut+alloc
31 12 20 25.6 osh-native mut+alloc+free
35 23 12 18.1 osh-native mut+alloc+free+gc
38 29 8 18.1 osh-native mut+alloc+free+gc+exit
44 32 12 33.1 _bin/cxx-opt+nopool/osh mut+alloc
50 38 11 21.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 23 4 24.8 osh-native-souffle mut+alloc
29 22 7 25.3 osh-native-souffle mut+alloc+free
32 28 4 17.4 osh-native-souffle mut+alloc+free+gc
34 26 7 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 22 0 1.6 dash -
78 74 4 3.1 bash -
383 217 187 3.5 zsh -
51 39 12 85.6 bumpleak/osh mut
61 45 15 86.2 _bin/cxx-opt+bumproot/osh mut
72 63 8 85.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 70 27 73.7 osh-native mut+alloc
107 82 25 75.4 osh-native mut+alloc+free
155 131 24 49.6 osh-native mut+alloc+free+gc
165 141 24 50.4 osh-native mut+alloc+free+gc+exit
141 82 59 98.8 _bin/cxx-opt+nopool/osh mut+alloc
240 211 28 68.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 54 35 73.1 osh-native-souffle mut+alloc
98 53 45 75.0 osh-native-souffle mut+alloc+free
151 127 24 51.0 osh-native-souffle mut+alloc+free+gc
159 123 36 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 3 3 2.9 bash -
8 4 4 3.3 zsh -
6 0 6 11.8 bumpleak/osh mut
7 3 3 11.2 _bin/cxx-opt+bumproot/osh mut
8 8 0 12.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 3 6 9.8 osh-native mut+alloc
9 9 0 10.1 osh-native mut+alloc+free
10 6 3 8.7 osh-native mut+alloc+free+gc
10 3 7 8.4 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.7 osh-native-souffle mut+alloc
9 4 4 9.8 osh-native-souffle mut+alloc+free
9 9 0 7.7 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
10 10 0 1.4 dash -
29 28 0 3.0 bash -
24 12 12 3.1 zsh -
18 11 7 30.8 bumpleak/osh mut
26 22 4 32.4 _bin/cxx-opt+bumproot/osh mut
30 29 0 33.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 28 8 26.5 osh-native mut+alloc
39 30 8 26.6 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 24 4 8.0 osh-native mut+alloc+free+gc+exit
54 37 17 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 26 4 25.8 osh-native-souffle mut+alloc
32 24 8 26.1 osh-native-souffle mut+alloc+free
22 21 0 7.7 osh-native-souffle mut+alloc+free+gc
22 19 4 7.7 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
74 66 8 3.0 bash -
170 114 57 56.1 bumpleak/osh mut
182 117 65 55.0 _bin/cxx-opt+bumproot/osh mut
196 124 72 56.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 121 93 47.4 osh-native mut+alloc
218 145 72 49.0 osh-native mut+alloc+free
182 146 35 8.8 osh-native mut+alloc+free+gc
182 123 59 8.8 osh-native mut+alloc+free+gc+exit
233 160 72 63.2 _bin/cxx-opt+nopool/osh mut+alloc
211 151 60 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 140 64 46.9 osh-native-souffle mut+alloc
213 125 88 48.6 osh-native-souffle mut+alloc+free
180 135 44 8.3 osh-native-souffle mut+alloc+free+gc
177 128 48 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 3.4 dash -
20 10 11 4.3 bash -
18 16 3 3.5 zsh -
19 11 8 12.9 bumpleak/osh mut
21 12 9 12.7 _bin/cxx-opt+bumproot/osh mut
21 15 6 12.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 17 5 10.9 osh-native mut+alloc
24 18 6 11.3 osh-native mut+alloc+free
23 14 9 9.0 osh-native mut+alloc+free+gc
23 18 5 9.2 osh-native mut+alloc+free+gc+exit
25 24 2 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 20 5 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 12 9 10.5 osh-native-souffle mut+alloc
22 14 8 10.6 osh-native-souffle mut+alloc+free
22 19 4 8.5 osh-native-souffle mut+alloc+free+gc
22 13 10 8.4 osh-native-souffle mut+alloc+free+gc+exit