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 10 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 142 22 57 44.5 50.0 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 138 21 60 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 8.0 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 1 2.1 7.7 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 1 2.1 7.5 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 183 0 3 10.3 8.7 995,281 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 21 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 1.6 dash -
23 19 4 3.0 bash -
104 76 34 3.4 zsh -
16 10 6 29.7 bumpleak/osh mut
19 15 4 29.5 _bin/cxx-opt+bumproot/osh mut
24 16 8 30.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 8 20 25.2 osh-native mut+alloc
31 11 19 25.7 osh-native mut+alloc+free
35 31 4 18.0 osh-native mut+alloc+free+gc
36 32 4 18.0 osh-native mut+alloc+free+gc+exit
45 32 12 32.4 _bin/cxx-opt+nopool/osh mut+alloc
48 35 12 22.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 7 19 24.6 osh-native-souffle mut+alloc
28 20 8 25.3 osh-native-souffle mut+alloc+free
32 28 4 17.6 osh-native-souffle mut+alloc+free+gc
33 25 8 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 17 4 1.6 dash -
78 78 0 3.1 bash -
377 222 176 3.4 zsh -
50 38 11 84.9 bumpleak/osh mut
59 51 8 86.0 _bin/cxx-opt+bumproot/osh mut
70 70 0 86.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 76 20 73.4 osh-native mut+alloc
105 80 24 75.4 osh-native mut+alloc+free
142 113 28 50.0 osh-native mut+alloc+free+gc
148 136 12 50.3 osh-native mut+alloc+free+gc+exit
137 93 44 99.4 _bin/cxx-opt+nopool/osh mut+alloc
203 166 36 67.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 63 24 73.1 osh-native-souffle mut+alloc
95 55 40 74.8 osh-native-souffle mut+alloc+free
138 117 20 51.0 osh-native-souffle mut+alloc+free+gc
139 123 16 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 0 2 1.4 dash -
6 6 0 3.0 bash -
8 8 0 3.3 zsh -
6 3 3 11.2 bumpleak/osh mut
6 6 0 12.4 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.0 osh-native mut+alloc
8 8 0 10.2 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 4 4 8.5 osh-native mut+alloc+free+gc+exit
12 6 6 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 4 8 9.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 8 0 9.7 osh-native-souffle mut+alloc+free
9 9 0 8.0 osh-native-souffle mut+alloc+free+gc
9 3 6 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 1.3 dash -
29 24 4 3.0 bash -
24 12 12 3.3 zsh -
20 20 0 32.7 bumpleak/osh mut
25 17 8 31.8 _bin/cxx-opt+bumproot/osh mut
28 28 0 31.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
35 27 8 26.3 osh-native mut+alloc
36 24 12 26.6 osh-native mut+alloc+free
28 23 5 7.7 osh-native mut+alloc+free+gc
28 27 0 7.9 osh-native mut+alloc+free+gc+exit
54 33 21 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 19 11 25.7 osh-native-souffle mut+alloc
31 23 8 25.8 osh-native-souffle mut+alloc+free
22 14 7 7.5 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 -
168 112 56 55.6 bumpleak/osh mut
182 113 69 56.0 _bin/cxx-opt+bumproot/osh mut
193 120 72 57.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 141 69 47.4 osh-native mut+alloc
217 136 80 49.0 osh-native mut+alloc+free
183 134 49 8.7 osh-native mut+alloc+free+gc
182 119 63 8.7 osh-native mut+alloc+free+gc+exit
231 121 109 64.1 _bin/cxx-opt+nopool/osh mut+alloc
209 136 72 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 147 56 46.9 osh-native-souffle mut+alloc
208 140 68 48.7 osh-native-souffle mut+alloc+free
174 130 43 8.3 osh-native-souffle mut+alloc+free+gc
174 111 63 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 5 6 3.4 dash -
20 13 7 4.5 bash -
17 10 8 3.5 zsh -
18 14 5 11.3 bumpleak/osh mut
19 16 3 13.8 _bin/cxx-opt+bumproot/osh mut
20 9 12 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
20 10 11 11.1 osh-native mut+alloc
22 16 7 11.3 osh-native mut+alloc+free
21 18 4 9.0 osh-native mut+alloc+free+gc
23 22 0 9.2 osh-native mut+alloc+free+gc+exit
24 14 11 12.7 _bin/cxx-opt+nopool/osh mut+alloc
24 16 8 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
19 10 10 10.5 osh-native-souffle mut+alloc
21 6 15 10.5 osh-native-souffle mut+alloc+free
21 13 8 8.5 osh-native-souffle mut+alloc+free+gc
21 13 9 8.7 osh-native-souffle mut+alloc+free+gc+exit