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 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 34 4 10 12.0 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 161 25 74 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 149 26 69 45.9 50.9 1,653,331 4,764 12 1,063,842 6 792,359 osh-native-souffle
parse.abuild 9 1 1 2.6 8.3 101,935 180 2 75,016 1 37,508 osh-native
parse.abuild 10 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 7.9 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 22 0 1 2.1 7.6 579,599 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 175 0 3 10.3 8.0 995,280 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 -
23 23 0 3.0 bash -
104 59 51 3.4 zsh -
16 10 6 29.0 bumpleak/osh mut
20 20 0 28.6 _bin/cxx-opt+bumproot/osh mut
23 15 7 30.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 13 17 25.2 osh-native mut+alloc
33 16 16 25.6 osh-native mut+alloc+free
36 32 4 18.0 osh-native mut+alloc+free+gc
37 26 11 18.1 osh-native mut+alloc+free+gc+exit
43 23 19 32.1 _bin/cxx-opt+nopool/osh mut+alloc
51 35 15 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
33 20 12 24.8 osh-native-souffle mut+alloc
30 25 4 25.2 osh-native-souffle mut+alloc+free
34 23 11 17.4 osh-native-souffle mut+alloc+free+gc
35 31 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
22 22 0 1.6 dash -
78 77 0 3.3 bash -
375 220 177 3.5 zsh -
53 41 11 85.2 bumpleak/osh mut
61 45 15 85.1 _bin/cxx-opt+bumproot/osh mut
71 47 24 86.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
101 68 32 73.4 osh-native mut+alloc
106 73 33 75.2 osh-native mut+alloc+free
161 136 24 49.8 osh-native mut+alloc+free+gc
163 147 16 50.3 osh-native mut+alloc+free+gc+exit
138 89 48 98.2 _bin/cxx-opt+nopool/osh mut+alloc
217 176 40 67.8 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
90 54 35 73.3 osh-native-souffle mut+alloc
99 62 37 74.8 osh-native-souffle mut+alloc+free
149 137 12 50.9 osh-native-souffle mut+alloc+free+gc
152 132 20 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 6 0 3.0 bash -
8 8 0 3.3 zsh -
6 0 6 11.4 bumpleak/osh mut
7 4 4 10.8 _bin/cxx-opt+bumproot/osh mut
7 7 0 11.5 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 4 4 9.8 osh-native mut+alloc
9 3 6 10.1 osh-native mut+alloc+free
9 0 9 8.3 osh-native mut+alloc+free+gc
9 9 0 8.4 osh-native mut+alloc+free+gc+exit
12 4 8 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 12 0 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.7 osh-native-souffle mut+alloc
8 4 4 9.6 osh-native-souffle mut+alloc+free
10 10 0 7.9 osh-native-souffle mut+alloc+free+gc
9 9 0 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 28 0 2.9 bash -
24 24 0 3.3 zsh -
19 11 8 32.5 bumpleak/osh mut
26 21 4 32.6 _bin/cxx-opt+bumproot/osh mut
27 16 12 32.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 32 4 26.1 osh-native mut+alloc
39 27 12 26.6 osh-native mut+alloc+free
28 28 0 7.9 osh-native mut+alloc+free+gc
28 27 0 8.0 osh-native mut+alloc+free+gc+exit
54 33 21 35.7 _bin/cxx-opt+nopool/osh mut+alloc
37 37 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
31 19 11 26.0 osh-native-souffle mut+alloc
32 24 8 26.1 osh-native-souffle mut+alloc+free
22 22 0 7.6 osh-native-souffle mut+alloc+free+gc
22 17 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 74 0 3.1 bash -
169 116 52 55.7 bumpleak/osh mut
183 115 67 54.8 _bin/cxx-opt+bumproot/osh mut
197 160 36 57.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 177 36 47.3 osh-native mut+alloc
220 140 80 49.0 osh-native mut+alloc+free
183 119 64 8.8 osh-native mut+alloc+free+gc
182 125 56 8.8 osh-native mut+alloc+free+gc+exit
235 156 80 63.0 _bin/cxx-opt+nopool/osh mut+alloc
210 139 71 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
203 139 64 47.0 osh-native-souffle mut+alloc
211 151 60 48.6 osh-native-souffle mut+alloc+free
175 127 48 8.0 osh-native-souffle mut+alloc+free+gc
177 117 60 8.4 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 9 2 3.4 dash -
20 15 5 4.3 bash -
18 12 7 3.4 zsh -
19 11 8 11.7 bumpleak/osh mut
19 14 5 11.9 _bin/cxx-opt+bumproot/osh mut
22 11 12 13.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 12 9 11.0 osh-native mut+alloc
22 13 10 11.1 osh-native mut+alloc+free
22 18 4 8.9 osh-native mut+alloc+free+gc
23 14 10 9.0 osh-native mut+alloc+free+gc+exit
25 10 15 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 19 6 10.0 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 11 9 10.5 osh-native-souffle mut+alloc
22 15 7 10.7 osh-native-souffle mut+alloc+free
21 11 11 8.8 osh-native-souffle mut+alloc+free+gc
22 14 8 8.7 osh-native-souffle mut+alloc+free+gc+exit