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 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 143 22 57 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 135 23 58 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 22 0 2 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 182 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 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 3.0 bash -
104 57 53 3.3 zsh -
17 17 0 28.3 bumpleak/osh mut
20 15 4 30.2 _bin/cxx-opt+bumproot/osh mut
22 15 7 28.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 18 11 25.3 osh-native mut+alloc
31 15 15 25.4 osh-native mut+alloc+free
35 31 4 18.1 osh-native mut+alloc+free+gc
35 23 12 18.0 osh-native mut+alloc+free+gc+exit
43 19 23 32.2 _bin/cxx-opt+nopool/osh mut+alloc
47 35 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 23 4 24.8 osh-native-souffle mut+alloc
28 18 11 25.3 osh-native-souffle mut+alloc+free
32 28 4 17.4 osh-native-souffle mut+alloc+free+gc
34 25 8 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
21 21 0 1.6 dash -
77 73 4 3.1 bash -
375 194 202 3.5 zsh -
49 45 4 83.8 bumpleak/osh mut
59 43 16 85.9 _bin/cxx-opt+bumproot/osh mut
71 70 0 84.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 48 48 73.5 osh-native mut+alloc
104 64 40 75.4 osh-native mut+alloc+free
143 107 36 49.7 osh-native mut+alloc+free+gc
148 136 12 50.6 osh-native mut+alloc+free+gc+exit
138 113 24 99.2 _bin/cxx-opt+nopool/osh mut+alloc
202 170 32 67.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 56 32 73.1 osh-native-souffle mut+alloc
97 56 40 75.0 osh-native-souffle mut+alloc+free
135 111 24 50.9 osh-native-souffle mut+alloc+free+gc
146 109 36 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 2.9 bash -
8 8 0 3.4 zsh -
6 6 0 10.6 bumpleak/osh mut
7 7 0 11.5 _bin/cxx-opt+bumproot/osh mut
7 4 4 12.7 _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 9 0 8.5 osh-native mut+alloc+free+gc
9 9 0 8.4 osh-native mut+alloc+free+gc+exit
12 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 4 7 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.7 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 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 -
28 28 0 3.0 bash -
23 20 4 3.3 zsh -
19 19 0 32.3 bumpleak/osh mut
26 18 9 33.2 _bin/cxx-opt+bumproot/osh mut
27 19 8 31.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 33 4 26.5 osh-native mut+alloc
37 33 4 26.5 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
28 24 4 8.0 osh-native mut+alloc+free+gc+exit
54 27 27 35.7 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 22 7 26.1 osh-native-souffle mut+alloc
31 19 12 26.0 osh-native-souffle mut+alloc+free
22 17 4 7.6 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
73 73 0 3.0 bash -
167 111 56 55.2 bumpleak/osh mut
186 125 60 56.6 _bin/cxx-opt+bumproot/osh mut
200 140 60 56.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 135 76 47.4 osh-native mut+alloc
216 128 88 49.0 osh-native mut+alloc+free
182 130 51 8.7 osh-native mut+alloc+free+gc
181 118 63 8.8 osh-native mut+alloc+free+gc+exit
235 158 77 64.5 _bin/cxx-opt+nopool/osh mut+alloc
208 148 60 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
208 116 92 46.9 osh-native-souffle mut+alloc
212 150 61 48.6 osh-native-souffle mut+alloc+free
174 134 39 8.3 osh-native-souffle mut+alloc+free+gc
173 112 60 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 -
19 14 5 4.5 bash -
17 11 7 3.4 zsh -
19 15 5 12.0 bumpleak/osh mut
21 16 5 13.3 _bin/cxx-opt+bumproot/osh mut
20 13 7 13.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
20 10 11 11.0 osh-native mut+alloc
22 15 7 11.1 osh-native mut+alloc+free
22 14 9 8.9 osh-native mut+alloc+free+gc
22 13 10 9.0 osh-native mut+alloc+free+gc+exit
24 11 13 12.7 _bin/cxx-opt+nopool/osh mut+alloc
24 22 3 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 15 6 10.6 osh-native-souffle mut+alloc
21 16 5 10.7 osh-native-souffle mut+alloc+free
21 15 7 8.5 osh-native-souffle mut+alloc+free+gc
22 17 5 8.5 osh-native-souffle mut+alloc+free+gc+exit