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 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 147 24 61 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 141 26 62 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 8.4 101,935 180 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 1 2.1 7.6 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 181 0 3 10.3 8.8 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 173 0 3 10.3 8.0 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 23 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 1.6 dash -
23 19 4 3.0 bash -
104 61 50 3.5 zsh -
17 12 4 29.7 bumpleak/osh mut
20 16 4 30.2 _bin/cxx-opt+bumproot/osh mut
22 15 7 29.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 25 4 25.2 osh-native mut+alloc
31 22 9 25.6 osh-native mut+alloc+free
35 27 8 18.1 osh-native mut+alloc+free+gc
36 36 0 18.1 osh-native mut+alloc+free+gc+exit
42 23 19 33.0 _bin/cxx-opt+nopool/osh mut+alloc
47 31 16 22.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 18 9 24.8 osh-native-souffle mut+alloc
28 24 4 25.3 osh-native-souffle mut+alloc+free
32 28 4 17.6 osh-native-souffle mut+alloc+free+gc
34 26 7 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
23 23 0 1.6 dash -
78 78 0 3.3 bash -
377 217 180 3.4 zsh -
49 45 4 84.8 bumpleak/osh mut
60 44 16 85.9 _bin/cxx-opt+bumproot/osh mut
70 62 8 85.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 72 24 73.5 osh-native mut+alloc
104 80 24 75.2 osh-native mut+alloc+free
147 122 24 49.8 osh-native mut+alloc+free+gc
151 127 24 50.6 osh-native mut+alloc+free+gc+exit
139 95 44 98.8 _bin/cxx-opt+nopool/osh mut+alloc
219 202 16 67.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 25 62 73.2 osh-native-souffle mut+alloc
97 76 20 75.1 osh-native-souffle mut+alloc+free
141 112 28 51.0 osh-native-souffle mut+alloc+free+gc
146 122 24 51.7 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 3.3 zsh -
6 3 3 11.7 bumpleak/osh mut
7 7 0 11.6 _bin/cxx-opt+bumproot/osh mut
8 7 0 12.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.1 osh-native mut+alloc
9 8 0 10.2 osh-native mut+alloc+free
9 6 3 8.4 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
11 0 11 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 11 0 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.7 osh-native-souffle mut+alloc
8 8 0 9.7 osh-native-souffle mut+alloc+free
9 9 0 7.9 osh-native-souffle mut+alloc+free+gc
9 6 3 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 -
28 24 4 2.9 bash -
23 18 5 3.3 zsh -
19 14 5 32.7 bumpleak/osh mut
26 21 4 32.4 _bin/cxx-opt+bumproot/osh mut
28 28 0 33.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 16 20 26.3 osh-native mut+alloc
38 30 8 26.6 osh-native mut+alloc+free
28 20 8 8.0 osh-native mut+alloc+free+gc
28 24 4 7.9 osh-native mut+alloc+free+gc+exit
54 41 12 36.1 _bin/cxx-opt+nopool/osh mut+alloc
37 28 8 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 17 13 26.0 osh-native-souffle mut+alloc
31 23 8 26.2 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
22 17 4 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 66 8 3.1 bash -
171 103 67 55.5 bumpleak/osh mut
185 112 72 55.1 _bin/cxx-opt+bumproot/osh mut
197 124 72 56.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 120 92 47.3 osh-native mut+alloc
220 144 76 49.0 osh-native mut+alloc+free
181 137 44 8.8 osh-native mut+alloc+free+gc
181 137 44 8.8 osh-native mut+alloc+free+gc+exit
234 133 101 63.0 _bin/cxx-opt+nopool/osh mut+alloc
212 152 60 9.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 137 68 46.9 osh-native-souffle mut+alloc
212 144 68 48.6 osh-native-souffle mut+alloc+free
173 141 32 8.0 osh-native-souffle mut+alloc+free+gc
176 108 68 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 7 3 3.5 dash -
20 15 5 4.3 bash -
18 10 8 3.4 zsh -
19 11 9 12.3 bumpleak/osh mut
19 13 7 12.2 _bin/cxx-opt+bumproot/osh mut
21 13 9 13.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 6 15 11.0 osh-native mut+alloc
23 17 6 11.1 osh-native mut+alloc+free
23 15 8 8.9 osh-native mut+alloc+free+gc
23 18 6 9.2 osh-native mut+alloc+free+gc+exit
25 13 12 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 21 5 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 15 6 10.6 osh-native-souffle mut+alloc
21 14 8 10.7 osh-native-souffle mut+alloc+free
21 15 6 8.5 osh-native-souffle mut+alloc+free+gc
21 19 3 8.7 osh-native-souffle mut+alloc+free+gc+exit