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 17.8 476,768 1,282 6 406,620 5 203,310 osh-native
parse.configure-cpython 32 3 9 12.0 17.3 476,768 1,282 6 406,610 5 203,305 osh-native-souffle
parse.configure-coreutils 150 25 64 44.5 49.7 1,653,356 4,764 12 1,025,542 6 764,314 osh-native
parse.configure-coreutils 140 25 63 44.5 49.4 1,653,355 4,764 12 1,025,532 6 764,309 osh-native-souffle
parse.abuild 9 1 1 2.6 8.5 101,959 180 2 75,046 1 37,523 osh-native
parse.abuild 8 1 1 2.6 8.3 101,959 180 2 75,036 1 37,518 osh-native-souffle
ex.compute-fib 28 0 1 2.2 8.1 579,723 22,608 12 50,000 0 2,927 osh-native
ex.compute-fib 21 0 1 2.2 7.6 579,723 22,608 12 50,000 0 2,922 osh-native-souffle
ex.bashcomp-parse-help 183 0 4 11.1 8.9 1,021,040 15,258 22 50,000 0 3,916 osh-native
ex.bashcomp-parse-help 176 0 4 11.1 8.3 1,021,039 15,258 22 50,000 0 3,916 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.2 116,358 277 3 85,264 1 42,632 osh-native
ex.abuild-print-help 20 1 2 2.8 8.5 116,358 277 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 5 1 1.4 dash -
23 21 2 3.0 bash -
100 59 48 3.4 zsh -
16 15 1 28.8 bumpleak/osh mut
19 17 2 29.1 _bin/cxx-opt+bumproot/osh mut
23 17 6 28.9 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 18 11 25.2 osh-native mut+alloc
31 18 13 25.7 osh-native mut+alloc+free
35 30 5 17.8 osh-native mut+alloc+free+gc
36 28 8 18.0 osh-native mut+alloc+free+gc+exit
43 24 19 32.7 _bin/cxx-opt+nopool/osh mut+alloc
47 42 5 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 18 9 25.0 osh-native-souffle mut+alloc
29 21 8 25.3 osh-native-souffle mut+alloc+free
32 24 8 17.3 osh-native-souffle mut+alloc+free+gc
33 24 9 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 20 2 1.6 dash -
78 76 2 3.1 bash -
360 202 179 3.4 zsh -
49 44 5 85.7 bumpleak/osh mut
60 53 7 84.5 _bin/cxx-opt+bumproot/osh mut
72 58 14 86.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
97 63 34 73.4 osh-native mut+alloc
105 66 40 75.2 osh-native mut+alloc+free
150 130 20 49.7 osh-native mut+alloc+free+gc
160 137 23 50.3 osh-native mut+alloc+free+gc+exit
136 90 46 99.0 _bin/cxx-opt+nopool/osh mut+alloc
211 177 34 66.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
88 52 36 73.1 osh-native-souffle mut+alloc
99 68 31 75.0 osh-native-souffle mut+alloc+free
140 120 20 49.4 osh-native-souffle mut+alloc+free+gc
145 122 23 50.2 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 1.4 dash -
5 4 1 3.0 bash -
7 5 2 3.4 zsh -
6 3 3 12.0 bumpleak/osh mut
7 3 4 11.5 _bin/cxx-opt+bumproot/osh mut
7 5 2 11.2 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 5 3 10.0 osh-native mut+alloc
9 6 2 10.2 osh-native mut+alloc+free
9 7 2 8.5 osh-native mut+alloc+free+gc
9 7 2 8.8 osh-native mut+alloc+free+gc+exit
12 5 7 11.5 _bin/cxx-opt+nopool/osh mut+alloc
11 7 5 9.6 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 4 3 9.8 osh-native-souffle mut+alloc
8 6 2 9.8 osh-native-souffle mut+alloc+free
8 6 2 8.3 osh-native-souffle mut+alloc+free+gc
8 4 5 8.1 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 9 1 1.4 dash -
29 28 1 3.0 bash -
23 15 8 3.3 zsh -
19 19 0 32.8 bumpleak/osh mut
27 23 4 32.4 _bin/cxx-opt+bumproot/osh mut
28 24 4 32.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
37 26 10 26.5 osh-native mut+alloc
38 30 8 26.6 osh-native mut+alloc+free
28 24 5 8.1 osh-native mut+alloc+free+gc
29 28 1 8.0 osh-native mut+alloc+free+gc+exit
53 39 14 35.9 _bin/cxx-opt+nopool/osh mut+alloc
38 33 5 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 20 11 26.0 osh-native-souffle mut+alloc
31 24 7 26.2 osh-native-souffle mut+alloc+free
21 19 2 7.6 osh-native-souffle mut+alloc+free+gc
22 19 3 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
72 70 2 3.1 bash -
168 93 75 57.3 bumpleak/osh mut
182 128 54 58.0 _bin/cxx-opt+bumproot/osh mut
195 136 59 58.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
214 140 74 48.9 osh-native mut+alloc
222 140 82 51.0 osh-native mut+alloc+free
183 141 42 8.9 osh-native mut+alloc+free+gc
186 129 57 8.9 osh-native mut+alloc+free+gc+exit
235 154 81 64.4 _bin/cxx-opt+nopool/osh mut+alloc
212 160 52 10.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
207 135 72 48.3 osh-native-souffle mut+alloc
213 133 80 50.3 osh-native-souffle mut+alloc+free
176 118 59 8.3 osh-native-souffle mut+alloc+free+gc
175 117 57 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 3.3 dash -
19 13 7 4.5 bash -
17 6 12 3.4 zsh -
20 7 14 12.9 bumpleak/osh mut
19 7 13 12.7 _bin/cxx-opt+bumproot/osh mut
20 7 13 13.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 12 9 11.1 osh-native mut+alloc
22 12 11 11.3 osh-native mut+alloc+free
22 14 8 9.2 osh-native mut+alloc+free+gc
22 11 12 9.2 osh-native mut+alloc+free+gc+exit
24 12 12 12.8 _bin/cxx-opt+nopool/osh mut+alloc
24 12 13 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 10 10 10.6 osh-native-souffle mut+alloc
21 7 14 10.7 osh-native-souffle mut+alloc+free
20 11 10 8.5 osh-native-souffle mut+alloc+free+gc
21 12 9 8.8 osh-native-souffle mut+alloc+free+gc+exit