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 33 4 10 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 148 24 62 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 145 26 66 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 27 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 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 8.1 995,280 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 8.7 116,311 277 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
6 6 0 1.4 dash -
24 23 0 3.1 bash -
104 70 40 3.5 zsh -
16 8 8 28.7 bumpleak/osh mut
19 19 0 29.5 _bin/cxx-opt+bumproot/osh mut
21 17 4 29.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 13 17 25.3 osh-native mut+alloc
31 22 9 25.7 osh-native mut+alloc+free
35 23 12 18.0 osh-native mut+alloc+free+gc
36 24 12 18.1 osh-native mut+alloc+free+gc+exit
44 39 4 33.5 _bin/cxx-opt+nopool/osh mut+alloc
47 32 16 21.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 17 9 24.9 osh-native-souffle mut+alloc
29 14 14 25.2 osh-native-souffle mut+alloc+free
33 28 4 17.4 osh-native-souffle mut+alloc+free+gc
34 34 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 1.6 dash -
79 75 4 3.1 bash -
380 217 184 3.5 zsh -
48 36 12 85.6 bumpleak/osh mut
60 52 8 85.4 _bin/cxx-opt+bumproot/osh mut
69 65 4 86.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 73 24 73.4 osh-native mut+alloc
106 69 36 75.5 osh-native mut+alloc+free
148 124 24 49.7 osh-native mut+alloc+free+gc
155 134 20 50.3 osh-native mut+alloc+free+gc+exit
139 94 45 99.3 _bin/cxx-opt+nopool/osh mut+alloc
215 191 24 68.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
90 50 39 73.1 osh-native-souffle mut+alloc
98 66 31 75.0 osh-native-souffle mut+alloc+free
145 118 27 51.0 osh-native-souffle mut+alloc+free+gc
144 127 16 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 0 2 1.3 dash -
6 6 0 3.0 bash -
8 0 7 3.3 zsh -
6 6 0 10.9 bumpleak/osh mut
7 4 4 12.0 _bin/cxx-opt+bumproot/osh mut
7 3 3 11.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.1 osh-native mut+alloc
8 4 4 10.1 osh-native mut+alloc+free
9 3 6 8.5 osh-native mut+alloc+free+gc
9 4 4 8.5 osh-native mut+alloc+free+gc+exit
12 4 8 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 6 6 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 9 0 8.0 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 21 7 2.9 bash -
24 23 0 3.3 zsh -
18 9 9 32.2 bumpleak/osh mut
25 18 7 33.3 _bin/cxx-opt+bumproot/osh mut
28 18 11 33.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.3 osh-native mut+alloc
37 24 12 26.6 osh-native mut+alloc+free
27 22 4 7.7 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
55 31 23 35.8 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 25 4 26.0 osh-native-souffle mut+alloc
31 15 15 26.2 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
73 64 8 3.1 bash -
169 100 68 54.2 bumpleak/osh mut
182 123 59 55.4 _bin/cxx-opt+bumproot/osh mut
196 143 52 55.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
213 160 52 47.4 osh-native mut+alloc
216 132 84 49.0 osh-native mut+alloc+free
182 109 73 8.7 osh-native mut+alloc+free+gc
182 146 36 8.8 osh-native mut+alloc+free+gc+exit
234 155 79 62.9 _bin/cxx-opt+nopool/osh mut+alloc
212 164 48 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 121 84 46.9 osh-native-souffle mut+alloc
211 139 71 48.7 osh-native-souffle mut+alloc+free
174 113 61 8.1 osh-native-souffle mut+alloc+free+gc
177 120 56 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 6 4 3.3 dash -
19 11 9 4.3 bash -
17 14 5 3.5 zsh -
19 13 7 12.2 bumpleak/osh mut
19 18 2 12.3 _bin/cxx-opt+bumproot/osh mut
22 16 7 13.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 7 11.0 osh-native mut+alloc
22 13 10 11.3 osh-native mut+alloc+free
22 14 9 9.0 osh-native mut+alloc+free+gc
23 17 7 9.0 osh-native mut+alloc+free+gc+exit
25 13 12 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 20 5 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 12 8 10.6 osh-native-souffle mut+alloc
21 9 13 10.6 osh-native-souffle mut+alloc+free
21 13 8 8.7 osh-native-souffle mut+alloc+free+gc
22 12 10 8.5 osh-native-souffle mut+alloc+free+gc+exit