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 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 32 3 9 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 141 21 56 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 133 22 56 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 8.5 101,935 180 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 21 0 1 2.1 7.5 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 182 0 3 10.3 8.5 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 177 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 1.4 dash -
35 34 0 3.1 bash -
105 93 19 3.3 zsh -
16 12 4 29.7 bumpleak/osh mut
20 16 4 28.8 _bin/cxx-opt+bumproot/osh mut
22 17 4 29.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 20 8 25.3 osh-native mut+alloc
31 15 15 25.7 osh-native mut+alloc+free
35 31 4 18.0 osh-native mut+alloc+free+gc
35 27 8 18.2 osh-native mut+alloc+free+gc+exit
43 25 17 32.0 _bin/cxx-opt+nopool/osh mut+alloc
47 38 8 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 11 15 24.8 osh-native-souffle mut+alloc
28 20 8 25.3 osh-native-souffle mut+alloc+free
32 16 16 17.6 osh-native-souffle mut+alloc+free+gc
33 32 0 17.8 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 21 0 1.6 dash -
78 70 8 3.3 bash -
378 208 190 3.7 zsh -
48 40 8 85.3 bumpleak/osh mut
60 52 8 85.4 _bin/cxx-opt+bumproot/osh mut
70 57 12 84.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 76 20 73.4 osh-native mut+alloc
108 72 36 75.5 osh-native mut+alloc+free
141 121 20 49.8 osh-native mut+alloc+free+gc
145 121 24 50.3 osh-native mut+alloc+free+gc+exit
136 92 44 99.3 _bin/cxx-opt+nopool/osh mut+alloc
196 159 36 68.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 70 16 73.3 osh-native-souffle mut+alloc
95 59 35 74.8 osh-native-souffle mut+alloc+free
133 98 35 50.9 osh-native-souffle mut+alloc+free+gc
138 110 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 3 3 2.9 bash -
8 0 7 3.3 zsh -
6 6 0 10.2 bumpleak/osh mut
6 0 6 12.2 _bin/cxx-opt+bumproot/osh mut
7 3 3 11.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.0 osh-native mut+alloc
8 0 8 10.1 osh-native mut+alloc+free
9 4 4 8.5 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
12 4 8 11.6 _bin/cxx-opt+nopool/osh mut+alloc
11 11 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 7 0 9.6 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
9 9 0 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
10 7 3 1.6 dash -
29 25 4 3.0 bash -
23 20 4 3.3 zsh -
18 18 0 31.0 bumpleak/osh mut
26 22 4 32.8 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 16 20 26.3 osh-native mut+alloc
37 25 12 26.6 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 27 0 8.0 osh-native mut+alloc+free+gc+exit
54 42 11 36.4 _bin/cxx-opt+nopool/osh mut+alloc
37 25 11 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 18 11 26.0 osh-native-souffle mut+alloc
31 22 9 26.2 osh-native-souffle mut+alloc+free
21 21 0 7.5 osh-native-souffle mut+alloc+free+gc
22 15 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
74 70 4 3.1 bash -
166 103 63 54.4 bumpleak/osh mut
182 134 49 56.1 _bin/cxx-opt+bumproot/osh mut
194 121 73 56.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 101 109 47.3 osh-native mut+alloc
218 161 56 49.0 osh-native mut+alloc+free
182 137 44 8.5 osh-native mut+alloc+free+gc
182 125 56 8.9 osh-native mut+alloc+free+gc+exit
233 182 51 62.7 _bin/cxx-opt+nopool/osh mut+alloc
208 140 68 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
202 135 67 46.9 osh-native-souffle mut+alloc
209 136 72 48.6 osh-native-souffle mut+alloc+free
177 114 63 8.3 osh-native-souffle mut+alloc+free+gc
174 89 85 8.0 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 -
19 15 4 4.5 bash -
17 12 7 3.4 zsh -
19 10 9 12.8 bumpleak/osh mut
20 13 8 13.1 _bin/cxx-opt+bumproot/osh mut
20 12 8 12.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 18 3 10.9 osh-native mut+alloc
22 13 9 11.1 osh-native mut+alloc+free
22 15 7 9.0 osh-native mut+alloc+free+gc
22 20 3 8.9 osh-native mut+alloc+free+gc+exit
24 5 19 12.8 _bin/cxx-opt+nopool/osh mut+alloc
24 23 2 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 19 1 10.7 osh-native-souffle mut+alloc
21 10 11 10.9 osh-native-souffle mut+alloc+free
21 15 6 8.5 osh-native-souffle mut+alloc+free+gc
21 16 6 8.7 osh-native-souffle mut+alloc+free+gc+exit