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 37 4 10 12.0 18.1 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 3 9 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 164 28 77 44.5 49.7 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 146 25 67 45.9 50.8 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 8.0 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 1 2.1 7.5 579,599 22,608 12 50,000 0 2,850 osh-native-souffle
ex.bashcomp-parse-help 183 0 3 10.3 8.8 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 175 0 3 10.3 8.1 995,280 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 8.7 116,311 277 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
7 0 7 1.6 dash -
24 23 0 3.0 bash -
105 63 48 3.4 zsh -
16 16 0 29.0 bumpleak/osh mut
20 20 0 30.3 _bin/cxx-opt+bumproot/osh mut
23 4 18 30.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 22 7 25.3 osh-native mut+alloc
32 20 12 25.6 osh-native mut+alloc+free
37 32 4 18.1 osh-native mut+alloc+free+gc
35 27 8 18.1 osh-native mut+alloc+free+gc+exit
43 31 12 33.1 _bin/cxx-opt+nopool/osh mut+alloc
49 38 11 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 11 24.9 osh-native-souffle mut+alloc
29 16 12 25.3 osh-native-souffle mut+alloc+free
33 24 8 17.6 osh-native-souffle mut+alloc+free+gc
34 29 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 22 0 1.4 dash -
80 76 4 3.1 bash -
383 239 165 3.5 zsh -
50 37 12 84.8 bumpleak/osh mut
60 52 8 85.3 _bin/cxx-opt+bumproot/osh mut
71 55 16 85.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
99 71 27 73.4 osh-native mut+alloc
106 73 32 75.3 osh-native mut+alloc+free
164 139 24 49.7 osh-native mut+alloc+free+gc
169 137 32 50.5 osh-native mut+alloc+free+gc+exit
139 94 45 98.2 _bin/cxx-opt+nopool/osh mut+alloc
237 197 39 68.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
90 57 33 73.1 osh-native-souffle mut+alloc
98 73 24 75.1 osh-native-souffle mut+alloc+free
146 119 28 50.8 osh-native-souffle mut+alloc+free+gc
153 125 27 51.8 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 11.2 bumpleak/osh mut
7 3 3 12.6 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 0 8 10.0 osh-native mut+alloc
9 9 0 10.2 osh-native mut+alloc+free
9 3 6 8.5 osh-native mut+alloc+free+gc
9 9 0 8.5 osh-native mut+alloc+free+gc+exit
12 12 0 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 6 6 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.6 osh-native-souffle mut+alloc
8 8 0 9.7 osh-native-souffle mut+alloc+free
9 4 4 7.9 osh-native-souffle mut+alloc+free+gc
9 5 5 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
11 7 3 1.6 dash -
29 29 0 3.0 bash -
24 16 8 3.3 zsh -
18 18 0 31.0 bumpleak/osh mut
25 21 4 31.4 _bin/cxx-opt+bumproot/osh mut
29 29 0 31.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 12 24 26.5 osh-native mut+alloc
37 26 11 26.5 osh-native mut+alloc+free
28 24 4 8.0 osh-native mut+alloc+free+gc
28 28 0 7.9 osh-native mut+alloc+free+gc+exit
55 42 13 36.0 _bin/cxx-opt+nopool/osh mut+alloc
37 36 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 19 11 26.0 osh-native-souffle mut+alloc
31 12 19 26.2 osh-native-souffle mut+alloc+free
22 17 4 7.5 osh-native-souffle mut+alloc+free+gc
22 22 0 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
74 69 4 3.3 bash -
169 108 60 54.7 bumpleak/osh mut
184 136 48 56.3 _bin/cxx-opt+bumproot/osh mut
195 146 49 56.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 122 89 47.3 osh-native mut+alloc
220 127 92 49.0 osh-native mut+alloc+free
183 122 61 8.8 osh-native mut+alloc+free+gc
183 115 67 8.9 osh-native mut+alloc+free+gc+exit
232 132 100 63.3 _bin/cxx-opt+nopool/osh mut+alloc
210 150 59 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 157 48 46.9 osh-native-souffle mut+alloc
211 111 99 48.7 osh-native-souffle mut+alloc+free
175 99 75 8.1 osh-native-souffle mut+alloc+free+gc
175 111 64 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 10 0 3.4 dash -
20 14 5 4.3 bash -
18 12 7 3.4 zsh -
19 16 3 12.3 bumpleak/osh mut
21 13 8 12.5 _bin/cxx-opt+bumproot/osh mut
20 12 9 12.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 6 11.0 osh-native mut+alloc
22 16 6 11.3 osh-native mut+alloc+free
22 16 7 9.2 osh-native mut+alloc+free+gc
23 16 8 9.0 osh-native mut+alloc+free+gc+exit
25 16 9 12.7 _bin/cxx-opt+nopool/osh mut+alloc
24 23 2 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 16 5 10.5 osh-native-souffle mut+alloc
21 18 4 10.7 osh-native-souffle mut+alloc+free
21 11 11 8.7 osh-native-souffle mut+alloc+free+gc
21 11 11 8.7 osh-native-souffle mut+alloc+free+gc+exit