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 145 23 60 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 141 25 64 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 8.5 101,935 180 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 2 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 183 0 3 10.3 8.8 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 174 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 8.9 116,311 277 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 -
23 19 4 3.1 bash -
104 65 46 3.4 zsh -
17 16 0 28.1 bumpleak/osh mut
20 15 4 28.7 _bin/cxx-opt+bumproot/osh mut
23 19 4 28.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 17 13 25.0 osh-native mut+alloc
31 18 13 25.6 osh-native mut+alloc+free
35 19 15 18.0 osh-native mut+alloc+free+gc
36 28 8 18.1 osh-native mut+alloc+free+gc+exit
42 29 13 32.2 _bin/cxx-opt+nopool/osh mut+alloc
48 40 8 22.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 13 13 24.8 osh-native-souffle mut+alloc
28 20 8 25.4 osh-native-souffle mut+alloc+free
32 24 8 17.6 osh-native-souffle mut+alloc+free+gc
33 33 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
22 22 0 1.4 dash -
78 70 8 3.3 bash -
375 221 174 3.5 zsh -
49 41 8 84.6 bumpleak/osh mut
60 48 12 85.6 _bin/cxx-opt+bumproot/osh mut
70 62 8 85.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 65 32 73.7 osh-native mut+alloc
104 68 36 75.2 osh-native mut+alloc+free
145 125 20 49.7 osh-native mut+alloc+free+gc
149 121 27 50.3 osh-native mut+alloc+free+gc+exit
139 110 28 98.6 _bin/cxx-opt+nopool/osh mut+alloc
207 171 36 68.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 51 35 73.0 osh-native-souffle mut+alloc
96 48 48 74.8 osh-native-souffle mut+alloc+free
141 113 27 51.0 osh-native-souffle mut+alloc+free+gc
140 116 24 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 0 2 1.4 dash -
6 6 0 2.9 bash -
8 4 4 3.3 zsh -
6 6 0 10.6 bumpleak/osh mut
7 0 7 11.2 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 0 8 10.0 osh-native mut+alloc
8 8 0 10.1 osh-native mut+alloc+free
9 0 9 8.5 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
11 11 0 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 7 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 0 8 9.6 osh-native-souffle mut+alloc
8 0 8 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
11 11 0 1.4 dash -
29 28 0 2.9 bash -
24 20 4 3.3 zsh -
18 14 4 31.0 bumpleak/osh mut
25 25 0 31.7 _bin/cxx-opt+bumproot/osh mut
29 18 11 31.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.2 osh-native mut+alloc
37 26 11 26.7 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
27 27 0 8.0 osh-native mut+alloc+free+gc+exit
54 46 8 36.2 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
33 33 0 26.0 osh-native-souffle mut+alloc
30 13 17 26.3 osh-native-souffle mut+alloc+free
22 22 0 7.7 osh-native-souffle mut+alloc+free+gc
22 21 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 -
170 115 55 54.4 bumpleak/osh mut
181 126 55 55.3 _bin/cxx-opt+bumproot/osh mut
195 154 41 57.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 128 84 47.4 osh-native mut+alloc
219 162 57 49.0 osh-native mut+alloc+free
183 135 48 8.8 osh-native mut+alloc+free+gc
182 142 40 8.5 osh-native mut+alloc+free+gc+exit
234 182 51 64.2 _bin/cxx-opt+nopool/osh mut+alloc
209 112 96 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 144 60 46.9 osh-native-souffle mut+alloc
211 143 67 48.7 osh-native-souffle mut+alloc+free
174 109 65 8.3 osh-native-souffle mut+alloc+free+gc
177 141 36 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 3.5 dash -
20 8 12 4.3 bash -
18 5 13 3.4 zsh -
18 16 3 11.9 bumpleak/osh mut
20 10 10 12.1 _bin/cxx-opt+bumproot/osh mut
20 7 13 12.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 12 10 11.1 osh-native mut+alloc
22 14 8 10.9 osh-native mut+alloc+free
22 18 4 8.9 osh-native mut+alloc+free+gc
22 16 7 8.9 osh-native mut+alloc+free+gc+exit
25 14 11 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 23 2 9.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 7 10.5 osh-native-souffle mut+alloc
21 13 8 10.7 osh-native-souffle mut+alloc+free
21 18 3 8.5 osh-native-souffle mut+alloc+free+gc
22 16 6 8.7 osh-native-souffle mut+alloc+free+gc+exit