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 39 5 12 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 36 5 12 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 174 30 86 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 161 31 81 45.9 51.0 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 10 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 2 2.1 8.0 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 2 2.1 7.3 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 183 0 4 10.3 8.8 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 174 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 9.0 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 22 1 2 2.8 8.4 116,311 277 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
7 6 0 1.6 dash -
24 23 0 3.0 bash -
108 67 48 3.4 zsh -
17 14 3 29.3 bumpleak/osh mut
20 20 0 29.7 _bin/cxx-opt+bumproot/osh mut
23 15 8 29.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 25 4 25.0 osh-native mut+alloc
32 20 12 25.6 osh-native mut+alloc+free
39 27 11 18.0 osh-native mut+alloc+free+gc
39 34 4 18.0 osh-native mut+alloc+free+gc+exit
44 32 12 32.4 _bin/cxx-opt+nopool/osh mut+alloc
53 37 16 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 25.0 osh-native-souffle mut+alloc
29 12 17 25.3 osh-native-souffle mut+alloc+free
36 24 12 17.4 osh-native-souffle mut+alloc+free+gc
37 29 8 17.8 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 -
77 69 8 3.1 bash -
387 209 201 3.5 zsh -
50 37 12 86.0 bumpleak/osh mut
60 44 16 84.7 _bin/cxx-opt+bumproot/osh mut
72 68 4 85.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
99 71 28 73.4 osh-native mut+alloc
107 78 29 75.4 osh-native mut+alloc+free
174 163 12 49.7 osh-native mut+alloc+free+gc
172 148 24 50.5 osh-native mut+alloc+free+gc+exit
141 82 59 98.0 _bin/cxx-opt+nopool/osh mut+alloc
242 218 24 66.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 60 28 73.0 osh-native-souffle mut+alloc
97 56 40 75.0 osh-native-souffle mut+alloc+free
161 141 20 51.0 osh-native-souffle mut+alloc+free+gc
174 141 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 0 2 1.4 dash -
6 3 3 2.9 bash -
8 0 7 3.3 zsh -
6 6 0 11.0 bumpleak/osh mut
8 8 0 11.4 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 9 0 10.0 osh-native mut+alloc
9 0 9 10.1 osh-native mut+alloc+free
10 9 0 8.5 osh-native mut+alloc+free+gc
10 3 6 8.5 osh-native mut+alloc+free+gc+exit
12 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.7 osh-native-souffle mut+alloc
8 8 0 9.7 osh-native-souffle mut+alloc+free
9 5 5 7.9 osh-native-souffle mut+alloc+free+gc
10 10 0 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 -
29 29 0 2.9 bash -
24 12 12 3.3 zsh -
18 7 11 31.2 bumpleak/osh mut
26 22 4 33.2 _bin/cxx-opt+bumproot/osh mut
28 28 0 32.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 24 12 26.5 osh-native mut+alloc
38 30 9 26.5 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
55 40 16 35.8 _bin/cxx-opt+nopool/osh mut+alloc
37 30 7 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 23 8 25.8 osh-native-souffle mut+alloc
33 18 14 26.2 osh-native-souffle mut+alloc+free
22 22 0 7.3 osh-native-souffle mut+alloc+free+gc
22 18 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 3.1 bash -
171 115 55 55.2 bumpleak/osh mut
184 124 60 55.5 _bin/cxx-opt+bumproot/osh mut
195 139 56 56.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
219 139 79 47.3 osh-native mut+alloc
227 162 65 49.1 osh-native mut+alloc+free
183 131 52 8.8 osh-native mut+alloc+free+gc
183 131 52 8.5 osh-native mut+alloc+free+gc+exit
236 160 76 64.4 _bin/cxx-opt+nopool/osh mut+alloc
215 162 53 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 129 77 46.9 osh-native-souffle mut+alloc
212 124 88 48.6 osh-native-souffle mut+alloc+free
174 119 55 8.3 osh-native-souffle mut+alloc+free+gc
173 93 81 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 6 4 3.4 dash -
20 14 6 4.3 bash -
18 13 5 3.4 zsh -
18 12 7 12.9 bumpleak/osh mut
20 14 6 13.7 _bin/cxx-opt+bumproot/osh mut
20 11 9 12.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 11 11 11.0 osh-native mut+alloc
22 14 9 11.1 osh-native mut+alloc+free
22 21 1 9.0 osh-native mut+alloc+free+gc
23 15 9 9.0 osh-native mut+alloc+free+gc+exit
25 17 8 12.6 _bin/cxx-opt+nopool/osh mut+alloc
25 20 6 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 19 2 10.6 osh-native-souffle mut+alloc
22 20 3 10.7 osh-native-souffle mut+alloc+free
22 9 13 8.4 osh-native-souffle mut+alloc+free+gc
22 12 11 8.5 osh-native-souffle mut+alloc+free+gc+exit