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 146 22 61 44.5 50.0 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 142 26 64 45.9 51.1 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 7.7 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 2 2.1 7.5 579,599 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 177 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 9.2 116,311 277 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 23 0 3.1 bash -
103 47 63 3.3 zsh -
17 16 0 28.2 bumpleak/osh mut
19 15 4 29.1 _bin/cxx-opt+bumproot/osh mut
23 19 4 29.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 15 15 24.9 osh-native mut+alloc
31 19 12 25.7 osh-native mut+alloc+free
35 26 9 18.0 osh-native mut+alloc+free+gc
36 27 8 18.0 osh-native mut+alloc+free+gc+exit
43 23 19 32.8 _bin/cxx-opt+nopool/osh mut+alloc
49 44 4 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.8 osh-native-souffle mut+alloc
28 24 4 25.3 osh-native-souffle mut+alloc+free
33 20 12 17.4 osh-native-souffle mut+alloc+free+gc
35 31 4 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 -
78 73 4 3.1 bash -
376 221 178 3.5 zsh -
48 32 16 84.4 bumpleak/osh mut
60 45 15 85.3 _bin/cxx-opt+bumproot/osh mut
70 62 8 84.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 72 24 73.4 osh-native mut+alloc
104 72 32 75.2 osh-native mut+alloc+free
146 122 24 50.0 osh-native mut+alloc+free+gc
151 135 16 50.3 osh-native mut+alloc+free+gc+exit
139 87 52 97.9 _bin/cxx-opt+nopool/osh mut+alloc
202 174 28 67.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 52 36 73.1 osh-native-souffle mut+alloc
97 68 28 75.0 osh-native-souffle mut+alloc+free
142 105 36 51.1 osh-native-souffle mut+alloc+free+gc
145 132 12 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 2.9 bash -
8 8 0 3.1 zsh -
6 0 6 10.5 bumpleak/osh mut
7 0 7 12.5 _bin/cxx-opt+bumproot/osh mut
8 4 4 12.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.1 osh-native mut+alloc
8 9 0 10.2 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 6 3 8.7 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.4 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 6 3 7.9 osh-native-souffle mut+alloc+free+gc
9 4 4 7.9 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 -
30 26 4 2.9 bash -
24 23 0 3.3 zsh -
18 11 7 31.3 bumpleak/osh mut
25 21 4 32.1 _bin/cxx-opt+bumproot/osh mut
28 28 0 31.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 32 4 26.3 osh-native mut+alloc
37 33 4 26.7 osh-native mut+alloc+free
28 28 0 7.7 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
54 41 12 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 32 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 21 9 26.0 osh-native-souffle mut+alloc
32 24 8 26.2 osh-native-souffle mut+alloc+free
22 17 4 7.5 osh-native-souffle mut+alloc+free+gc
22 18 4 7.7 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 65 8 3.0 bash -
169 84 84 55.0 bumpleak/osh mut
184 104 80 55.9 _bin/cxx-opt+bumproot/osh mut
196 120 76 56.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
209 129 80 47.4 osh-native mut+alloc
218 161 55 49.0 osh-native mut+alloc+free
181 117 64 8.7 osh-native mut+alloc+free+gc
180 112 68 8.7 osh-native mut+alloc+free+gc+exit
232 128 104 64.3 _bin/cxx-opt+nopool/osh mut+alloc
209 150 59 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 132 72 47.0 osh-native-souffle mut+alloc
212 136 76 48.6 osh-native-souffle mut+alloc+free
177 108 68 8.3 osh-native-souffle mut+alloc+free+gc
175 114 61 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 4 5 3.4 dash -
20 13 7 4.5 bash -
18 10 8 3.4 zsh -
18 11 8 11.9 bumpleak/osh mut
20 20 0 13.0 _bin/cxx-opt+bumproot/osh mut
20 14 7 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 13 9 11.0 osh-native mut+alloc
22 11 11 11.1 osh-native mut+alloc+free
22 16 7 9.2 osh-native mut+alloc+free+gc
23 18 6 9.2 osh-native mut+alloc+free+gc+exit
25 19 6 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 11 15 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 7 13 10.7 osh-native-souffle mut+alloc
21 6 15 10.7 osh-native-souffle mut+alloc+free
21 10 11 8.5 osh-native-souffle mut+alloc+free+gc
21 20 1 8.7 osh-native-souffle mut+alloc+free+gc+exit