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 34 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 142 22 56 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 133 22 56 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 8.0 101,935 180 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 184 0 3 10.3 8.7 995,281 15,258 21 50,000 0 3,894 osh-native
ex.bashcomp-parse-help 173 0 3 10.3 8.3 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 21 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 1.6 dash -
23 23 0 3.0 bash -
104 70 41 3.4 zsh -
16 8 8 29.2 bumpleak/osh mut
19 11 8 29.5 _bin/cxx-opt+bumproot/osh mut
22 15 7 30.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 21 7 25.2 osh-native mut+alloc
31 11 19 25.7 osh-native mut+alloc+free
34 21 13 18.1 osh-native mut+alloc+free+gc
37 32 4 18.1 osh-native mut+alloc+free+gc+exit
43 27 16 33.5 _bin/cxx-opt+nopool/osh mut+alloc
47 31 16 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 15 11 24.8 osh-native-souffle mut+alloc
28 24 4 25.4 osh-native-souffle mut+alloc+free
32 28 4 17.6 osh-native-souffle mut+alloc+free+gc
32 28 4 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
21 21 0 1.6 dash -
78 74 4 3.1 bash -
379 201 202 3.5 zsh -
49 34 15 84.7 bumpleak/osh mut
60 59 0 85.2 _bin/cxx-opt+bumproot/osh mut
70 66 4 85.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 60 36 73.4 osh-native mut+alloc
105 60 44 75.4 osh-native mut+alloc+free
142 118 24 49.8 osh-native mut+alloc+free+gc
146 121 24 50.5 osh-native mut+alloc+free+gc+exit
137 88 48 97.7 _bin/cxx-opt+nopool/osh mut+alloc
197 177 20 67.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 63 24 73.1 osh-native-souffle mut+alloc
95 66 29 75.1 osh-native-souffle mut+alloc+free
133 109 24 51.0 osh-native-souffle mut+alloc+free+gc
139 111 28 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 3.0 bash -
8 4 4 3.4 zsh -
6 3 3 11.5 bumpleak/osh mut
7 3 3 11.5 _bin/cxx-opt+bumproot/osh mut
7 4 4 11.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 8 0 10.0 osh-native mut+alloc
9 8 0 10.2 osh-native mut+alloc+free
9 9 0 8.4 osh-native mut+alloc+free+gc
9 4 4 8.4 osh-native mut+alloc+free+gc+exit
11 0 11 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 8 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 4 9.4 osh-native-souffle mut+alloc
8 8 0 9.8 osh-native-souffle mut+alloc+free
9 4 4 8.0 osh-native-souffle mut+alloc+free+gc
9 6 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
11 10 0 1.4 dash -
29 25 4 2.9 bash -
23 15 8 3.3 zsh -
18 18 0 32.8 bumpleak/osh mut
26 18 7 32.2 _bin/cxx-opt+bumproot/osh mut
28 21 7 31.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
35 32 4 26.2 osh-native mut+alloc
37 29 8 26.6 osh-native mut+alloc+free
28 28 0 8.0 osh-native mut+alloc+free+gc
27 23 5 7.9 osh-native mut+alloc+free+gc+exit
53 33 20 35.9 _bin/cxx-opt+nopool/osh mut+alloc
37 33 4 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 22 7 26.0 osh-native-souffle mut+alloc
31 23 8 26.2 osh-native-souffle mut+alloc+free
22 18 4 7.5 osh-native-souffle mut+alloc+free+gc
22 17 4 7.7 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 73 0 3.0 bash -
170 103 67 55.5 bumpleak/osh mut
182 118 63 55.3 _bin/cxx-opt+bumproot/osh mut
197 134 63 56.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
210 129 81 47.3 osh-native mut+alloc
216 160 56 49.1 osh-native mut+alloc+free
184 124 60 8.7 osh-native mut+alloc+free+gc
181 109 73 8.9 osh-native mut+alloc+free+gc+exit
231 127 103 62.9 _bin/cxx-opt+nopool/osh mut+alloc
208 164 44 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
202 150 51 46.9 osh-native-souffle mut+alloc
208 118 89 48.4 osh-native-souffle mut+alloc+free
173 129 44 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
10 10 0 3.4 dash -
19 12 8 4.5 bash -
18 7 12 3.5 zsh -
19 6 13 12.5 bumpleak/osh mut
21 12 9 13.4 _bin/cxx-opt+bumproot/osh mut
20 17 4 12.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 12 9 11.0 osh-native mut+alloc
22 17 5 11.1 osh-native mut+alloc+free
21 11 11 9.2 osh-native mut+alloc+free+gc
22 8 15 9.2 osh-native mut+alloc+free+gc+exit
24 17 8 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 18 7 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 13 7 10.5 osh-native-souffle mut+alloc
21 11 10 10.7 osh-native-souffle mut+alloc+free
21 16 5 8.7 osh-native-souffle mut+alloc+free+gc
21 18 3 8.7 osh-native-souffle mut+alloc+free+gc+exit