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 36 4 10 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 32 3 9 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 146 22 59 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 134 23 57 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 8 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 181 0 3 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 9.2 116,311 277 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
6 6 0 1.4 dash -
23 23 0 3.0 bash -
105 67 44 3.5 zsh -
16 10 6 28.0 bumpleak/osh mut
20 16 4 28.7 _bin/cxx-opt+bumproot/osh mut
23 18 5 29.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 25 4 25.3 osh-native mut+alloc
31 22 9 25.8 osh-native mut+alloc+free
36 35 0 18.0 osh-native mut+alloc+free+gc
36 32 4 18.1 osh-native mut+alloc+free+gc+exit
43 39 4 32.3 _bin/cxx-opt+nopool/osh mut+alloc
47 31 16 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 23 4 24.8 osh-native-souffle mut+alloc
28 24 4 25.3 osh-native-souffle mut+alloc+free
32 20 12 17.4 osh-native-souffle mut+alloc+free+gc
33 24 8 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
22 21 0 1.4 dash -
78 78 0 3.3 bash -
377 225 172 3.5 zsh -
49 44 4 85.7 bumpleak/osh mut
60 56 4 85.3 _bin/cxx-opt+bumproot/osh mut
70 66 4 86.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 68 28 73.4 osh-native mut+alloc
106 69 37 75.4 osh-native mut+alloc+free
146 125 20 49.8 osh-native mut+alloc+free+gc
147 119 28 50.5 osh-native mut+alloc+free+gc+exit
139 79 60 98.5 _bin/cxx-opt+nopool/osh mut+alloc
203 178 24 67.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 53 33 73.0 osh-native-souffle mut+alloc
95 59 36 75.0 osh-native-souffle mut+alloc+free
134 106 28 51.0 osh-native-souffle mut+alloc+free+gc
142 121 20 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 3.0 bash -
8 4 4 3.1 zsh -
6 6 0 11.5 bumpleak/osh mut
6 6 0 12.6 _bin/cxx-opt+bumproot/osh mut
8 4 4 12.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.1 osh-native mut+alloc
9 4 4 10.2 osh-native mut+alloc+free
9 9 0 8.4 osh-native mut+alloc+free+gc
9 4 4 8.7 osh-native mut+alloc+free+gc+exit
11 7 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 11 0 9.5 _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
8 8 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 1.3 dash -
29 29 0 2.8 bash -
23 18 5 3.4 zsh -
19 11 7 31.8 bumpleak/osh mut
25 25 0 33.3 _bin/cxx-opt+bumproot/osh mut
28 24 4 33.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 24 12 26.2 osh-native mut+alloc
37 29 8 26.5 osh-native mut+alloc+free
28 27 0 8.0 osh-native mut+alloc+free+gc
28 24 4 8.1 osh-native mut+alloc+free+gc+exit
53 45 8 35.8 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 22 7 26.0 osh-native-souffle mut+alloc
32 27 4 26.1 osh-native-souffle mut+alloc+free
22 21 0 7.5 osh-native-souffle mut+alloc+free+gc
21 14 7 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
75 74 0 3.1 bash -
169 129 40 54.0 bumpleak/osh mut
182 133 49 55.5 _bin/cxx-opt+bumproot/osh mut
196 124 72 57.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 136 76 47.3 osh-native mut+alloc
216 140 76 49.0 osh-native mut+alloc+free
181 100 80 8.8 osh-native mut+alloc+free+gc
180 132 48 8.7 osh-native mut+alloc+free+gc+exit
232 164 68 64.5 _bin/cxx-opt+nopool/osh mut+alloc
209 172 36 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 126 77 46.8 osh-native-souffle mut+alloc
212 132 80 48.5 osh-native-souffle mut+alloc+free
174 115 59 8.3 osh-native-souffle mut+alloc+free+gc
174 105 69 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
9 6 4 3.4 dash -
20 19 2 4.5 bash -
18 6 13 3.4 zsh -
20 13 7 12.5 bumpleak/osh mut
20 13 7 13.8 _bin/cxx-opt+bumproot/osh mut
23 18 6 13.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 14 8 11.0 osh-native mut+alloc
22 16 6 11.1 osh-native mut+alloc+free
22 21 1 9.2 osh-native mut+alloc+free+gc
23 17 7 9.0 osh-native mut+alloc+free+gc+exit
25 5 20 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 21 4 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 12 8 10.6 osh-native-souffle mut+alloc
21 18 4 10.6 osh-native-souffle mut+alloc+free
21 14 8 8.7 osh-native-souffle mut+alloc+free+gc
22 13 9 8.7 osh-native-souffle mut+alloc+free+gc+exit