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 38 5 12 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 38 6 14 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 174 27 85 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 169 31 90 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 10 1 2 2.4 7.9 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 29 0 2 2.1 8.0 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 23 0 2 2.1 7.5 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 187 0 5 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 178 0 4 10.3 8.3 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 23 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 1.6 dash -
23 23 0 3.1 bash -
112 57 61 3.4 zsh -
17 7 10 29.4 bumpleak/osh mut
20 16 4 29.5 _bin/cxx-opt+bumproot/osh mut
22 18 4 29.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 15 15 25.0 osh-native mut+alloc
32 20 12 25.6 osh-native mut+alloc+free
38 34 4 18.0 osh-native mut+alloc+free+gc
40 32 8 18.0 osh-native mut+alloc+free+gc+exit
43 35 8 32.0 _bin/cxx-opt+nopool/osh mut+alloc
59 50 8 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 19 8 24.9 osh-native-souffle mut+alloc
30 7 22 25.2 osh-native-souffle mut+alloc+free
38 30 8 17.6 osh-native-souffle mut+alloc+free+gc
38 34 4 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
22 15 7 1.6 dash -
78 74 4 3.3 bash -
388 210 199 3.5 zsh -
49 41 8 84.3 bumpleak/osh mut
61 53 8 84.7 _bin/cxx-opt+bumproot/osh mut
71 54 17 85.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
99 63 35 73.5 osh-native mut+alloc
106 43 63 75.1 osh-native mut+alloc+free
174 146 28 49.8 osh-native mut+alloc+free+gc
182 169 12 50.3 osh-native mut+alloc+free+gc+exit
140 72 68 98.8 _bin/cxx-opt+nopool/osh mut+alloc
257 225 32 68.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 52 36 73.1 osh-native-souffle mut+alloc
97 60 36 74.8 osh-native-souffle mut+alloc+free
169 138 31 51.0 osh-native-souffle mut+alloc+free+gc
171 139 32 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 1.3 dash -
6 3 3 2.8 bash -
8 8 0 3.3 zsh -
6 6 0 10.8 bumpleak/osh mut
7 4 4 11.8 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 9 0 10.0 osh-native mut+alloc
9 4 4 10.0 osh-native mut+alloc+free
9 3 6 8.5 osh-native mut+alloc+free+gc
10 10 0 8.4 osh-native mut+alloc+free+gc+exit
12 12 0 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.7 osh-native-souffle mut+alloc
8 0 8 9.8 osh-native-souffle mut+alloc+free
10 6 3 7.9 osh-native-souffle mut+alloc+free+gc
10 7 3 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 -
30 26 4 3.0 bash -
24 20 4 3.1 zsh -
19 15 4 32.1 bumpleak/osh mut
26 11 15 32.3 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 28 8 26.0 osh-native mut+alloc
38 29 8 26.0 osh-native mut+alloc+free
29 25 4 8.0 osh-native mut+alloc+free+gc
28 28 0 7.9 osh-native mut+alloc+free+gc+exit
54 46 8 35.6 _bin/cxx-opt+nopool/osh mut+alloc
38 37 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 11 19 25.4 osh-native-souffle mut+alloc
31 22 9 25.6 osh-native-souffle mut+alloc+free
23 19 4 7.5 osh-native-souffle mut+alloc+free+gc
22 17 4 7.5 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
74 70 4 3.0 bash -
170 125 44 55.3 bumpleak/osh mut
184 144 40 56.0 _bin/cxx-opt+bumproot/osh mut
198 126 71 56.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 132 80 47.1 osh-native mut+alloc
225 180 44 48.7 osh-native mut+alloc+free
187 135 52 8.7 osh-native mut+alloc+free+gc
188 144 44 8.8 osh-native mut+alloc+free+gc+exit
234 158 77 63.0 _bin/cxx-opt+nopool/osh mut+alloc
225 177 48 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
209 140 68 46.6 osh-native-souffle mut+alloc
215 131 84 48.4 osh-native-souffle mut+alloc+free
178 87 91 8.3 osh-native-souffle mut+alloc+free+gc
178 130 49 8.1 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 6 3.5 dash -
20 15 6 4.3 bash -
18 8 12 3.5 zsh -
20 7 13 12.0 bumpleak/osh mut
22 20 3 12.8 _bin/cxx-opt+bumproot/osh mut
21 12 10 13.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 11 12 11.0 osh-native mut+alloc
23 16 8 11.0 osh-native mut+alloc+free
23 19 4 9.0 osh-native mut+alloc+free+gc
24 20 5 9.2 osh-native mut+alloc+free+gc+exit
25 15 11 12.8 _bin/cxx-opt+nopool/osh mut+alloc
26 20 7 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 7 14 10.6 osh-native-souffle mut+alloc
23 13 10 10.6 osh-native-souffle mut+alloc+free
21 14 8 8.7 osh-native-souffle mut+alloc+free+gc
23 21 3 8.8 osh-native-souffle mut+alloc+free+gc+exit