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 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 149 23 63 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 141 25 63 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 2 2.1 8.1 579,599 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 181 0 3 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 173 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 8.4 116,311 277 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 23 0 3.1 bash -
104 48 63 3.4 zsh -
16 12 4 29.5 bumpleak/osh mut
20 16 4 28.9 _bin/cxx-opt+bumproot/osh mut
23 15 7 29.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 17 12 25.2 osh-native mut+alloc
31 15 15 25.7 osh-native mut+alloc+free
35 30 4 18.0 osh-native mut+alloc+free+gc
36 28 8 18.1 osh-native mut+alloc+free+gc+exit
43 31 12 32.2 _bin/cxx-opt+nopool/osh mut+alloc
49 32 16 22.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 15 11 24.8 osh-native-souffle mut+alloc
28 12 16 25.3 osh-native-souffle mut+alloc+free
32 28 4 17.4 osh-native-souffle mut+alloc+free+gc
33 16 16 17.6 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
21 21 0 1.6 dash -
78 74 4 3.3 bash -
378 188 212 3.7 zsh -
48 44 4 84.3 bumpleak/osh mut
59 54 4 85.9 _bin/cxx-opt+bumproot/osh mut
71 63 8 86.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 72 24 73.5 osh-native mut+alloc
104 84 20 75.2 osh-native mut+alloc+free
149 109 39 49.8 osh-native mut+alloc+free+gc
149 132 16 50.5 osh-native mut+alloc+free+gc+exit
139 79 59 98.7 _bin/cxx-opt+nopool/osh mut+alloc
203 178 24 67.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 59 28 73.0 osh-native-souffle mut+alloc
95 83 12 75.0 osh-native-souffle mut+alloc+free
141 124 16 50.9 osh-native-souffle mut+alloc+free+gc
148 127 20 51.5 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 8 0 3.3 zsh -
6 6 0 11.6 bumpleak/osh mut
7 7 0 11.5 _bin/cxx-opt+bumproot/osh mut
7 4 4 12.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 3 5 10.0 osh-native mut+alloc
9 8 0 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 3 6 8.5 osh-native mut+alloc+free+gc+exit
11 4 7 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 8 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 4 4 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 4 4 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 25 4 2.9 bash -
24 16 8 3.3 zsh -
18 18 0 30.8 bumpleak/osh mut
25 21 4 31.7 _bin/cxx-opt+bumproot/osh mut
28 27 0 32.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.2 osh-native mut+alloc
38 25 13 26.3 osh-native mut+alloc+free
28 24 4 8.1 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
53 33 20 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 22 9 26.0 osh-native-souffle mut+alloc
32 24 8 26.2 osh-native-souffle mut+alloc+free
22 22 0 7.7 osh-native-souffle mut+alloc+free+gc
22 14 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
73 61 12 3.0 bash -
165 102 63 55.7 bumpleak/osh mut
182 107 75 54.9 _bin/cxx-opt+bumproot/osh mut
194 126 67 55.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 149 65 47.3 osh-native mut+alloc
218 186 32 49.1 osh-native mut+alloc+free
181 125 56 8.7 osh-native mut+alloc+free+gc
181 132 48 8.7 osh-native mut+alloc+free+gc+exit
234 157 77 64.3 _bin/cxx-opt+nopool/osh mut+alloc
208 144 64 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 106 97 47.0 osh-native-souffle mut+alloc
212 132 80 48.7 osh-native-souffle mut+alloc+free
173 133 40 8.3 osh-native-souffle mut+alloc+free+gc
174 126 49 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 8 2 3.4 dash -
20 7 13 4.3 bash -
18 11 7 3.5 zsh -
19 13 6 12.1 bumpleak/osh mut
21 14 7 12.6 _bin/cxx-opt+bumproot/osh mut
20 15 6 12.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 8 14 11.1 osh-native mut+alloc
22 20 2 11.0 osh-native mut+alloc+free
22 20 2 9.0 osh-native mut+alloc+free+gc
23 23 0 8.9 osh-native mut+alloc+free+gc+exit
24 19 6 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 19 6 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 17 4 10.6 osh-native-souffle mut+alloc
22 14 7 10.7 osh-native-souffle mut+alloc+free
21 17 5 8.4 osh-native-souffle mut+alloc+free+gc
22 13 9 8.7 osh-native-souffle mut+alloc+free+gc+exit