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 17.7 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 143 22 57 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 136 24 59 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 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 7.5 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 182 0 3 10.3 8.8 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 173 0 3 10.3 8.1 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.2 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 21 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
7 7 0 1.6 dash -
23 23 0 2.8 bash -
103 62 47 3.4 zsh -
16 12 4 29.8 bumpleak/osh mut
20 20 0 28.9 _bin/cxx-opt+bumproot/osh mut
22 22 0 28.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 14 14 25.3 osh-native mut+alloc
31 23 8 25.6 osh-native mut+alloc+free
35 27 8 18.1 osh-native mut+alloc+free+gc
35 31 4 18.1 osh-native mut+alloc+free+gc+exit
43 31 12 33.5 _bin/cxx-opt+nopool/osh mut+alloc
47 39 8 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 18 9 24.9 osh-native-souffle mut+alloc
28 16 12 25.2 osh-native-souffle mut+alloc+free
32 32 0 17.7 osh-native-souffle mut+alloc+free+gc
33 17 17 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 21 0 1.6 dash -
78 78 0 3.3 bash -
376 244 153 3.5 zsh -
50 38 11 85.0 bumpleak/osh mut
59 51 8 85.5 _bin/cxx-opt+bumproot/osh mut
71 55 16 85.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 68 28 73.5 osh-native mut+alloc
104 80 24 75.4 osh-native mut+alloc+free
143 111 32 49.8 osh-native mut+alloc+free+gc
147 104 44 50.3 osh-native mut+alloc+free+gc+exit
137 93 44 99.4 _bin/cxx-opt+nopool/osh mut+alloc
200 164 36 67.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 54 33 73.1 osh-native-souffle mut+alloc
95 67 28 75.0 osh-native-souffle mut+alloc+free
136 116 20 51.0 osh-native-souffle mut+alloc+free+gc
140 120 20 51.8 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 4 4 3.4 zsh -
6 0 6 10.7 bumpleak/osh mut
6 6 0 12.3 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.1 osh-native mut+alloc
8 4 4 10.2 osh-native mut+alloc+free
9 0 9 8.5 osh-native mut+alloc+free+gc
9 5 5 8.7 osh-native mut+alloc+free+gc+exit
11 11 0 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 6 6 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.6 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 5 5 7.9 osh-native-souffle mut+alloc+free+gc
9 5 5 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 -
32 32 0 2.9 bash -
24 20 4 3.3 zsh -
19 15 4 32.2 bumpleak/osh mut
25 21 4 32.1 _bin/cxx-opt+bumproot/osh mut
28 20 8 33.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.3 osh-native mut+alloc
36 36 0 26.6 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
55 27 27 36.0 _bin/cxx-opt+nopool/osh mut+alloc
36 28 8 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 22 7 26.0 osh-native-souffle mut+alloc
30 15 15 26.3 osh-native-souffle mut+alloc+free
22 14 7 7.5 osh-native-souffle mut+alloc+free+gc
22 17 4 7.5 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
73 73 0 3.3 bash -
167 119 48 55.3 bumpleak/osh mut
182 117 65 55.8 _bin/cxx-opt+bumproot/osh mut
196 132 64 56.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 143 68 47.4 osh-native mut+alloc
216 152 64 49.0 osh-native mut+alloc+free
182 95 87 8.8 osh-native mut+alloc+free+gc
180 144 36 8.7 osh-native mut+alloc+free+gc+exit
232 148 84 62.6 _bin/cxx-opt+nopool/osh mut+alloc
208 148 60 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 154 49 46.9 osh-native-souffle mut+alloc
209 153 56 48.6 osh-native-souffle mut+alloc+free
173 112 60 8.1 osh-native-souffle mut+alloc+free+gc
174 105 69 8.1 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 -
20 18 2 4.5 bash -
18 10 8 3.5 zsh -
20 6 14 12.7 bumpleak/osh mut
21 14 7 12.9 _bin/cxx-opt+bumproot/osh mut
19 13 7 12.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 10 11 11.1 osh-native mut+alloc
22 12 10 11.3 osh-native mut+alloc+free
22 10 12 9.2 osh-native mut+alloc+free+gc
22 14 9 8.9 osh-native mut+alloc+free+gc+exit
24 14 11 12.6 _bin/cxx-opt+nopool/osh mut+alloc
25 23 2 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 10 10 10.6 osh-native-souffle mut+alloc
21 11 10 10.7 osh-native-souffle mut+alloc+free
21 15 7 8.7 osh-native-souffle mut+alloc+free+gc
21 19 3 8.5 osh-native-souffle mut+alloc+free+gc+exit