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 4 10 12.0 17.8 476,767 1,282 6 406,620 5 203,310 osh-native
parse.configure-cpython 38 5 13 12.0 17.6 476,767 1,282 6 406,610 5 203,305 osh-native-souffle
parse.configure-coreutils 175 26 86 44.5 49.6 1,653,355 4,764 12 1,025,542 6 764,314 osh-native
parse.configure-coreutils 142 25 68 44.5 49.4 1,653,354 4,764 12 1,025,532 6 764,309 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,958 180 2 75,046 1 37,523 osh-native
parse.abuild 9 1 2 2.6 8.1 101,958 180 2 75,036 1 37,518 osh-native-souffle
ex.compute-fib 28 0 1 2.2 8.0 579,722 22,608 12 50,000 0 2,927 osh-native
ex.compute-fib 22 0 2 2.2 7.6 579,722 22,608 12 50,000 0 2,922 osh-native-souffle
ex.bashcomp-parse-help 197 0 4 11.1 8.7 1,021,039 15,258 22 50,000 0 3,916 osh-native
ex.bashcomp-parse-help 175 0 4 11.1 8.4 1,021,038 15,258 22 50,000 0 3,916 osh-native-souffle
ex.abuild-print-help 23 1 2 2.8 9.0 116,357 277 3 85,264 1 42,632 osh-native
ex.abuild-print-help 21 1 2 2.8 8.7 116,357 277 3 85,254 1 42,627 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
6 4 2 1.6 dash -
23 22 1 3.0 bash -
101 55 52 3.4 zsh -
16 15 1 28.7 bumpleak/osh mut
19 18 1 29.2 _bin/cxx-opt+bumproot/osh mut
23 19 4 29.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 22 7 25.2 osh-native mut+alloc
32 17 15 25.6 osh-native mut+alloc+free
36 35 1 17.8 osh-native mut+alloc+free+gc
40 34 6 18.2 osh-native mut+alloc+free+gc+exit
42 29 13 32.5 _bin/cxx-opt+nopool/osh mut+alloc
49 39 10 22.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
26 18 8 24.8 osh-native-souffle mut+alloc
29 15 14 25.4 osh-native-souffle mut+alloc+free
38 30 8 17.6 osh-native-souffle mut+alloc+free+gc
34 25 9 17.6 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 1.4 dash -
78 76 2 3.1 bash -
364 202 184 3.4 zsh -
49 42 7 85.2 bumpleak/osh mut
61 54 7 84.7 _bin/cxx-opt+bumproot/osh mut
70 63 7 85.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 66 31 73.7 osh-native mut+alloc
107 73 34 75.2 osh-native mut+alloc+free
175 153 22 49.6 osh-native mut+alloc+free+gc
178 150 27 50.5 osh-native mut+alloc+free+gc+exit
137 89 48 98.9 _bin/cxx-opt+nopool/osh mut+alloc
226 196 30 66.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
86 53 33 73.0 osh-native-souffle mut+alloc
96 69 27 74.8 osh-native-souffle mut+alloc+free
142 121 21 49.4 osh-native-souffle mut+alloc+free+gc
155 129 26 50.1 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 1 1 1.3 dash -
5 5 0 2.9 bash -
7 2 5 3.3 zsh -
6 4 2 10.5 bumpleak/osh mut
7 4 3 12.2 _bin/cxx-opt+bumproot/osh mut
7 2 5 12.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 6 2 10.0 osh-native mut+alloc
9 6 3 10.0 osh-native mut+alloc+free
9 8 1 8.5 osh-native mut+alloc+free+gc
9 7 2 8.8 osh-native mut+alloc+free+gc+exit
12 7 5 11.4 _bin/cxx-opt+nopool/osh mut+alloc
12 9 3 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 5 3 9.6 osh-native-souffle mut+alloc
8 4 4 9.7 osh-native-souffle mut+alloc+free
9 6 3 8.1 osh-native-souffle mut+alloc+free+gc
9 7 2 8.4 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 -
29 28 1 2.8 bash -
23 18 5 3.4 zsh -
19 15 4 32.0 bumpleak/osh mut
26 21 5 32.4 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
36 26 10 26.5 osh-native mut+alloc
38 22 16 26.7 osh-native mut+alloc+free
28 25 3 8.0 osh-native mut+alloc+free+gc
29 25 4 8.1 osh-native mut+alloc+free+gc+exit
53 38 16 35.9 _bin/cxx-opt+nopool/osh mut+alloc
38 34 4 9.7 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 18 12 26.0 osh-native-souffle mut+alloc
31 19 12 26.2 osh-native-souffle mut+alloc+free
22 20 2 7.6 osh-native-souffle mut+alloc+free+gc
22 21 1 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
73 69 4 3.1 bash -
168 105 63 56.7 bumpleak/osh mut
181 126 55 58.3 _bin/cxx-opt+bumproot/osh mut
195 133 62 57.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 152 62 48.9 osh-native mut+alloc
219 153 66 50.7 osh-native mut+alloc+free
197 145 51 8.7 osh-native mut+alloc+free+gc
187 128 59 8.8 osh-native mut+alloc+free+gc+exit
238 167 71 64.5 _bin/cxx-opt+nopool/osh mut+alloc
211 151 60 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
205 141 64 48.4 osh-native-souffle mut+alloc
212 150 62 50.4 osh-native-souffle mut+alloc+free
175 114 62 8.4 osh-native-souffle mut+alloc+free+gc
174 116 58 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
9 6 4 3.5 dash -
20 11 9 4.5 bash -
17 9 9 3.4 zsh -
18 6 13 11.6 bumpleak/osh mut
19 9 11 13.7 _bin/cxx-opt+bumproot/osh mut
21 10 11 13.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
22 10 12 11.1 osh-native mut+alloc
22 8 14 11.3 osh-native mut+alloc+free
23 12 11 9.0 osh-native mut+alloc+free+gc
23 11 12 9.2 osh-native mut+alloc+free+gc+exit
25 11 14 12.8 _bin/cxx-opt+nopool/osh mut+alloc
25 14 12 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 10 10 10.6 osh-native-souffle mut+alloc
22 12 10 10.7 osh-native-souffle mut+alloc+free
21 11 11 8.7 osh-native-souffle mut+alloc+free+gc
22 9 14 8.8 osh-native-souffle mut+alloc+free+gc+exit