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 17.8 476,751 1,282 6 406,604 5 203,302 osh-native
parse.configure-cpython 33 4 10 12.0 17.4 476,751 1,282 6 406,200 5 203,100 osh-native-souffle
parse.configure-coreutils 153 26 66 44.5 49.7 1,653,339 4,764 12 1,025,526 6 764,306 osh-native
parse.configure-coreutils 147 28 68 44.5 49.3 1,653,338 4,764 12 1,025,396 6 764,241 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,942 180 2 75,030 1 37,515 osh-native
parse.abuild 9 1 2 2.4 7.9 101,942 180 3 87,092 1 43,546 osh-native-souffle
ex.compute-fib 28 0 2 2.1 8.0 579,606 22,608 12 50,000 0 2,919 osh-native
ex.compute-fib 22 0 2 2.1 7.6 579,606 22,608 12 50,000 0 2,858 osh-native-souffle
ex.bashcomp-parse-help 184 0 4 10.8 8.9 1,006,008 15,258 21 50,000 0 3,919 osh-native
ex.bashcomp-parse-help 177 0 4 10.8 8.4 1,006,007 15,258 21 50,000 0 3,842 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.0 116,318 277 3 85,248 1 42,624 osh-native
ex.abuild-print-help 21 1 2 2.8 8.4 116,318 277 3 85,124 1 42,562 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 1.6 dash -
23 23 0 3.0 bash -
104 60 52 3.4 zsh -
16 12 4 28.7 bumpleak/osh mut
20 12 8 29.8 _bin/cxx-opt+bumproot/osh mut
23 15 7 28.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 29 0 25.2 osh-native mut+alloc
31 13 18 25.7 osh-native mut+alloc+free
35 31 4 17.8 osh-native mut+alloc+free+gc
36 27 8 18.1 osh-native mut+alloc+free+gc+exit
44 32 12 32.3 _bin/cxx-opt+nopool/osh mut+alloc
48 44 4 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 15 11 24.8 osh-native-souffle mut+alloc
29 16 12 25.3 osh-native-souffle mut+alloc+free
33 29 4 17.4 osh-native-souffle mut+alloc+free+gc
34 26 7 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 -
79 78 0 3.1 bash -
379 213 188 3.5 zsh -
51 35 16 84.3 bumpleak/osh mut
62 42 19 84.9 _bin/cxx-opt+bumproot/osh mut
71 35 35 86.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
99 63 35 73.5 osh-native mut+alloc
108 88 20 75.2 osh-native mut+alloc+free
153 132 20 49.7 osh-native mut+alloc+free+gc
158 134 24 50.4 osh-native mut+alloc+free+gc+exit
139 95 43 97.8 _bin/cxx-opt+nopool/osh mut+alloc
216 192 24 67.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
93 61 31 73.0 osh-native-souffle mut+alloc
98 57 41 74.9 osh-native-souffle mut+alloc+free
147 126 20 49.3 osh-native-souffle mut+alloc+free+gc
149 122 27 50.1 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 1.3 dash -
6 3 3 2.9 bash -
8 8 0 3.3 zsh -
6 0 6 11.4 bumpleak/osh mut
7 7 0 11.7 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 0 8 10.0 osh-native mut+alloc
8 8 0 10.1 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 6 3 8.5 osh-native mut+alloc+free+gc+exit
12 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 7 0 9.7 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 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 1.6 dash -
29 21 7 3.0 bash -
24 16 8 3.1 zsh -
18 9 9 31.1 bumpleak/osh mut
27 22 4 32.2 _bin/cxx-opt+bumproot/osh mut
28 20 8 32.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.2 osh-native mut+alloc
37 21 16 26.6 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
55 34 21 36.1 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 11 19 26.1 osh-native-souffle mut+alloc
32 28 4 26.0 osh-native-souffle mut+alloc+free
22 17 4 7.6 osh-native-souffle mut+alloc+free+gc
22 18 4 7.3 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 3.1 bash -
170 122 49 55.0 bumpleak/osh mut
183 107 75 55.7 _bin/cxx-opt+bumproot/osh mut
197 137 60 57.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
216 132 84 48.0 osh-native mut+alloc
224 120 104 50.0 osh-native mut+alloc+free
184 116 68 8.9 osh-native mut+alloc+free+gc
184 144 40 8.9 osh-native mut+alloc+free+gc+exit
235 159 75 64.6 _bin/cxx-opt+nopool/osh mut+alloc
214 177 36 10.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
208 144 64 47.6 osh-native-souffle mut+alloc
217 148 68 49.6 osh-native-souffle mut+alloc+free
177 129 48 8.4 osh-native-souffle mut+alloc+free+gc
177 92 84 8.4 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 3.5 dash -
20 14 7 4.3 bash -
18 9 9 3.5 zsh -
19 11 8 12.1 bumpleak/osh mut
21 13 9 13.0 _bin/cxx-opt+bumproot/osh mut
20 15 6 13.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 22 0 11.1 osh-native mut+alloc
23 16 7 11.3 osh-native mut+alloc+free
23 16 8 9.0 osh-native mut+alloc+free+gc
23 12 12 9.0 osh-native mut+alloc+free+gc+exit
25 19 6 12.8 _bin/cxx-opt+nopool/osh mut+alloc
26 17 9 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 6 15 10.7 osh-native-souffle mut+alloc
22 18 4 10.7 osh-native-souffle mut+alloc+free
21 15 6 8.4 osh-native-souffle mut+alloc+free+gc
22 14 8 8.7 osh-native-souffle mut+alloc+free+gc+exit