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 35 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 17.4 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 147 24 61 44.5 49.6 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 141 25 63 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 8.5 101,935 180 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 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 181 0 3 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 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 -
24 23 0 3.0 bash -
105 69 42 3.4 zsh -
16 12 4 28.2 bumpleak/osh mut
19 15 4 29.7 _bin/cxx-opt+bumproot/osh mut
23 23 0 29.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 13 17 25.0 osh-native mut+alloc
32 12 20 25.7 osh-native mut+alloc+free
35 26 9 18.1 osh-native mut+alloc+free+gc
36 32 4 18.0 osh-native mut+alloc+free+gc+exit
43 27 16 32.1 _bin/cxx-opt+nopool/osh mut+alloc
48 44 4 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 9 18 24.9 osh-native-souffle mut+alloc
29 21 8 25.3 osh-native-souffle mut+alloc+free
32 24 8 17.4 osh-native-souffle mut+alloc+free+gc
33 29 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 78 0 3.3 bash -
371 212 179 3.5 zsh -
50 45 4 85.0 bumpleak/osh mut
59 47 12 85.8 _bin/cxx-opt+bumproot/osh mut
70 54 16 84.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
96 65 31 73.5 osh-native mut+alloc
105 64 40 75.4 osh-native mut+alloc+free
147 115 32 49.6 osh-native mut+alloc+free+gc
152 144 8 50.6 osh-native mut+alloc+free+gc+exit
136 96 40 98.2 _bin/cxx-opt+nopool/osh mut+alloc
203 187 16 66.9 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 64 24 73.0 osh-native-souffle mut+alloc
97 68 28 75.0 osh-native-souffle mut+alloc+free
141 116 24 51.0 osh-native-souffle mut+alloc+free+gc
144 116 28 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 0 2 1.3 dash -
6 6 0 3.0 bash -
8 0 7 3.3 zsh -
6 6 0 12.2 bumpleak/osh mut
7 0 7 12.2 _bin/cxx-opt+bumproot/osh mut
8 4 4 12.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
9 8 0 9.8 osh-native mut+alloc
9 9 0 10.2 osh-native mut+alloc+free
9 9 0 8.5 osh-native mut+alloc+free+gc
9 4 4 8.5 osh-native mut+alloc+free+gc+exit
13 8 4 11.4 _bin/cxx-opt+nopool/osh mut+alloc
11 7 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.6 osh-native-souffle mut+alloc
8 4 4 9.8 osh-native-souffle mut+alloc+free
9 9 0 8.0 osh-native-souffle mut+alloc+free+gc
9 9 0 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 1.4 dash -
28 28 0 3.0 bash -
24 20 4 3.3 zsh -
19 19 0 32.6 bumpleak/osh mut
25 21 4 31.8 _bin/cxx-opt+bumproot/osh mut
27 23 4 32.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
35 31 4 26.3 osh-native mut+alloc
37 33 4 26.6 osh-native mut+alloc+free
28 27 0 7.9 osh-native mut+alloc+free+gc
27 27 0 8.0 osh-native mut+alloc+free+gc+exit
56 45 11 35.8 _bin/cxx-opt+nopool/osh mut+alloc
37 36 0 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 19 11 25.7 osh-native-souffle mut+alloc
31 27 4 26.2 osh-native-souffle mut+alloc+free
22 22 0 7.5 osh-native-souffle mut+alloc+free+gc
21 17 4 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 66 8 3.1 bash -
168 92 76 54.3 bumpleak/osh mut
183 127 56 55.2 _bin/cxx-opt+bumproot/osh mut
196 143 53 57.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 147 64 47.4 osh-native mut+alloc
219 151 68 49.0 osh-native mut+alloc+free
181 116 64 8.7 osh-native mut+alloc+free+gc
183 115 68 8.8 osh-native mut+alloc+free+gc+exit
234 151 83 64.6 _bin/cxx-opt+nopool/osh mut+alloc
211 162 49 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
204 144 60 46.9 osh-native-souffle mut+alloc
213 140 72 48.7 osh-native-souffle mut+alloc+free
175 135 40 8.1 osh-native-souffle mut+alloc+free+gc
174 115 59 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 5 6 3.4 dash -
20 12 8 4.5 bash -
18 17 1 3.4 zsh -
19 14 5 11.9 bumpleak/osh mut
21 7 14 13.3 _bin/cxx-opt+bumproot/osh mut
20 17 3 12.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 15 6 11.0 osh-native mut+alloc
23 14 9 11.1 osh-native mut+alloc+free
22 22 0 9.2 osh-native mut+alloc+free+gc
23 11 13 9.0 osh-native mut+alloc+free+gc+exit
25 16 10 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 23 2 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 11 10 10.5 osh-native-souffle mut+alloc
21 15 6 10.7 osh-native-souffle mut+alloc+free
21 18 3 8.7 osh-native-souffle mut+alloc+free+gc
21 16 6 8.7 osh-native-souffle mut+alloc+free+gc+exit