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 40 6 13 12.0 18.0 476,744 1,282 6 406,316 5 203,158 osh-native
parse.configure-cpython 38 6 14 12.0 17.6 476,744 1,282 6 406,186 5 203,093 osh-native-souffle
parse.configure-coreutils 163 26 77 44.5 49.8 1,653,332 4,764 12 1,025,512 6 764,299 osh-native
parse.configure-coreutils 161 30 82 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 7.7 101,935 180 3 87,078 1 43,539 osh-native-souffle
ex.compute-fib 28 0 2 2.1 8.1 579,599 22,608 12 50,000 0 2,912 osh-native
ex.compute-fib 23 0 2 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 177 0 4 10.3 8.4 995,280 15,258 21 50,000 0 3,839 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.0 116,311 277 3 85,234 1 42,617 osh-native
ex.abuild-print-help 22 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 19 4 3.1 bash -
105 69 42 3.4 zsh -
17 16 0 28.6 bumpleak/osh mut
20 15 4 29.1 _bin/cxx-opt+bumproot/osh mut
23 11 11 30.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
30 13 17 25.2 osh-native mut+alloc
33 24 8 25.6 osh-native mut+alloc+free
40 36 4 18.0 osh-native mut+alloc+free+gc
40 31 8 18.1 osh-native mut+alloc+free+gc+exit
45 36 8 32.1 _bin/cxx-opt+nopool/osh mut+alloc
55 43 12 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 15 12 24.9 osh-native-souffle mut+alloc
29 21 8 25.2 osh-native-souffle mut+alloc+free
38 33 4 17.6 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
21 21 0 1.4 dash -
78 73 4 3.1 bash -
382 203 200 3.7 zsh -
49 41 8 85.3 bumpleak/osh mut
60 51 8 85.8 _bin/cxx-opt+bumproot/osh mut
72 60 12 85.8 _bin/cxx-opt+bumpsmall/osh mut+alloc
99 66 33 73.4 osh-native mut+alloc
106 66 39 75.2 osh-native mut+alloc+free
163 155 8 49.8 osh-native mut+alloc+free+gc
170 130 39 50.5 osh-native mut+alloc+free+gc+exit
140 104 36 99.3 _bin/cxx-opt+nopool/osh mut+alloc
243 223 20 67.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
89 46 42 73.1 osh-native-souffle mut+alloc
97 70 27 75.0 osh-native-souffle mut+alloc+free
161 133 28 51.0 osh-native-souffle mut+alloc+free+gc
169 149 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 1.4 dash -
6 6 0 3.0 bash -
8 8 0 3.4 zsh -
6 6 0 10.1 bumpleak/osh mut
7 3 3 10.8 _bin/cxx-opt+bumproot/osh mut
7 8 0 11.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 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 5 5 8.5 osh-native mut+alloc+free+gc+exit
12 4 8 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 8 0 9.7 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 0 9 7.7 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
10 7 3 1.3 dash -
29 25 4 2.9 bash -
24 19 5 3.3 zsh -
19 15 4 31.6 bumpleak/osh mut
28 24 4 31.8 _bin/cxx-opt+bumproot/osh mut
28 24 4 31.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
38 23 15 26.2 osh-native mut+alloc
38 38 0 26.6 osh-native mut+alloc+free
28 28 0 8.1 osh-native mut+alloc+free+gc
28 28 0 7.9 osh-native mut+alloc+free+gc+exit
56 40 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 26 4 25.8 osh-native-souffle mut+alloc
32 24 8 26.1 osh-native-souffle mut+alloc+free
23 19 4 7.6 osh-native-souffle mut+alloc+free+gc
22 18 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 65 8 3.3 bash -
168 116 52 54.2 bumpleak/osh mut
183 143 41 55.3 _bin/cxx-opt+bumproot/osh mut
203 139 64 55.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
211 130 81 47.3 osh-native mut+alloc
222 147 75 49.1 osh-native mut+alloc+free
183 110 73 8.8 osh-native mut+alloc+free+gc
183 131 52 8.8 osh-native mut+alloc+free+gc+exit
233 160 72 64.4 _bin/cxx-opt+nopool/osh mut+alloc
212 168 44 10.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 136 68 46.9 osh-native-souffle mut+alloc
217 152 64 48.7 osh-native-souffle mut+alloc+free
177 109 68 8.4 osh-native-souffle mut+alloc+free+gc
180 128 52 8.1 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 4 3.5 dash -
21 19 2 4.5 bash -
19 9 10 3.5 zsh -
18 17 2 11.3 bumpleak/osh mut
22 12 10 13.0 _bin/cxx-opt+bumproot/osh mut
21 14 7 12.6 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 13 9 11.1 osh-native mut+alloc
23 9 15 11.3 osh-native mut+alloc+free
23 13 10 9.0 osh-native mut+alloc+free+gc
24 19 5 9.0 osh-native mut+alloc+free+gc+exit
26 12 14 12.8 _bin/cxx-opt+nopool/osh mut+alloc
26 20 6 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
21 12 9 10.5 osh-native-souffle mut+alloc
22 21 2 10.7 osh-native-souffle mut+alloc+free
22 22 0 8.7 osh-native-souffle mut+alloc+free+gc
23 16 7 8.7 osh-native-souffle mut+alloc+free+gc+exit