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 3 10 12.0 18.1 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 33 4 10 12.0 17.7 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 151 24 65 44.5 49.9 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 138 24 60 45.9 51.1 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 9 1 1 2.6 8.7 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 9 1 2 2.4 7.7 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 2 2.1 7.9 579,599 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 180 0 4 10.3 8.7 995,281 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 8.9 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 21 1 2 2.8 8.8 116,311 277 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 7 0 1.4 dash -
24 23 0 3.0 bash -
104 58 53 3.4 zsh -
16 12 4 27.9 bumpleak/osh mut
20 10 10 29.8 _bin/cxx-opt+bumproot/osh mut
22 18 4 30.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 21 8 25.2 osh-native mut+alloc
31 23 8 25.7 osh-native mut+alloc+free
36 20 16 18.1 osh-native mut+alloc+free+gc
36 28 8 18.1 osh-native mut+alloc+free+gc+exit
44 28 16 32.0 _bin/cxx-opt+nopool/osh mut+alloc
48 36 12 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 19 8 24.9 osh-native-souffle mut+alloc
28 24 4 25.2 osh-native-souffle mut+alloc+free
33 21 12 17.7 osh-native-souffle mut+alloc+free+gc
33 22 11 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 78 0 3.0 bash -
379 218 182 3.7 zsh -
48 39 8 85.5 bumpleak/osh mut
61 61 0 85.3 _bin/cxx-opt+bumproot/osh mut
70 70 0 86.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 62 35 73.4 osh-native mut+alloc
106 74 31 75.2 osh-native mut+alloc+free
151 119 32 49.9 osh-native mut+alloc+free+gc
156 147 8 50.3 osh-native mut+alloc+free+gc+exit
141 92 48 98.9 _bin/cxx-opt+nopool/osh mut+alloc
213 177 36 67.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
87 51 36 73.1 osh-native-souffle mut+alloc
95 63 32 75.0 osh-native-souffle mut+alloc+free
138 121 16 51.1 osh-native-souffle mut+alloc+free+gc
142 129 12 51.7 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 3 3 3.0 bash -
8 8 0 3.3 zsh -
6 0 6 11.3 bumpleak/osh mut
7 4 4 11.8 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 4 4 10.0 osh-native mut+alloc
8 8 0 10.1 osh-native mut+alloc+free
9 4 4 8.7 osh-native mut+alloc+free+gc
9 5 5 8.5 osh-native mut+alloc+free+gc+exit
11 8 4 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 11 0 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
7 4 4 9.7 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 6 3 7.7 osh-native-souffle mut+alloc+free+gc
9 0 9 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 1.6 dash -
29 29 0 3.0 bash -
24 16 8 3.3 zsh -
18 14 4 31.7 bumpleak/osh mut
26 25 0 31.4 _bin/cxx-opt+bumproot/osh mut
29 22 7 31.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
38 23 15 26.0 osh-native mut+alloc
36 24 12 26.2 osh-native mut+alloc+free
28 28 0 7.9 osh-native mut+alloc+free+gc
28 28 0 8.0 osh-native mut+alloc+free+gc+exit
53 36 16 35.8 _bin/cxx-opt+nopool/osh mut+alloc
42 42 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 22 7 25.6 osh-native-souffle mut+alloc
30 26 4 25.7 osh-native-souffle mut+alloc+free
22 18 4 7.5 osh-native-souffle mut+alloc+free+gc
23 23 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 3.1 bash -
167 107 60 55.4 bumpleak/osh mut
182 85 97 54.6 _bin/cxx-opt+bumproot/osh mut
193 145 48 55.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
212 136 76 47.0 osh-native mut+alloc
217 108 108 48.7 osh-native mut+alloc+free
180 120 60 8.7 osh-native mut+alloc+free+gc
181 124 56 8.7 osh-native mut+alloc+free+gc+exit
233 129 104 64.2 _bin/cxx-opt+nopool/osh mut+alloc
210 182 28 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 136 68 46.7 osh-native-souffle mut+alloc
210 117 93 48.4 osh-native-souffle mut+alloc+free
175 103 71 8.1 osh-native-souffle mut+alloc+free+gc
175 131 44 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 7 3 3.5 dash -
20 13 7 4.5 bash -
18 16 2 3.5 zsh -
20 13 7 12.6 bumpleak/osh mut
19 11 8 13.7 _bin/cxx-opt+bumproot/osh mut
20 15 6 11.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 17 4 11.0 osh-native mut+alloc
22 16 7 11.0 osh-native mut+alloc+free
22 17 5 8.9 osh-native mut+alloc+free+gc
23 15 9 9.0 osh-native mut+alloc+free+gc+exit
24 11 13 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 14 11 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 11 9 10.6 osh-native-souffle mut+alloc
21 7 14 10.7 osh-native-souffle mut+alloc+free
21 16 5 8.8 osh-native-souffle mut+alloc+free+gc
21 14 8 8.8 osh-native-souffle mut+alloc+free+gc+exit